{"id":1273,"date":"2013-12-28T16:51:04","date_gmt":"2013-12-28T08:51:04","guid":{"rendered":"http:\/\/www.esojourn.org\/?p=1273"},"modified":"2013-12-28T17:05:53","modified_gmt":"2013-12-28T09:05:53","slug":"mysql-%e5%a4%87%e4%bb%bd%e4%b8%8e%e8%bf%98%e5%8e%9f%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/ybzx.vip\/wp\/?p=1273","title":{"rendered":"MySQL \u5907\u4efd\u4e0e\u8fd8\u539f\u8be6\u89e3"},"content":{"rendered":"<p>\u4e00\u3001MySQL\u5907\u4efd\u7c7b\u578b<\/p>\n<p>\u4e8c\u3001MySQL\u5907\u4efd\u90fd\u5907\u4efd\u4ec0\u4e48\uff1f<\/p>\n<p>\u4e09\u3001MySQL\u5907\u4efd\u5de5\u5177<\/p>\n<p>\u56db\u3001MySQL\u5907\u4efd\u7b56\u7565<\/p>\n<p>\u4e94\u3001\u5907\u4efd\u51c6\u5907\u5de5\u4f5c<\/p>\n<p>\u516d\u3001\u5907\u4efd\u7b56\u7565\u5177\u4f53\u6f14\u793a<\/p>\n<p>\u6ce8\uff1a\u7cfb\u7edf\u7248\u672c CentOS6.4 X86_64\uff0cMySQL\u7248\u672c MySQL 5.5.32\uff0c\u76f8\u5173\u8f6f\u4ef6\u4e0b\u8f7d\u00a0<a href=\"http:\/\/yunpan.cn\/QnymShsCMzGg9\">http:\/\/yunpan.cn\/QnymShsCMzGg9<\/a><br \/>\n<!--more--><\/p>\n<p>\u4e00\u3001MySQL\u5907\u4efd\u7c7b\u578b<\/p>\n<p>1.\u70ed\u5907\u4efd\u3001\u6e29\u5907\u4efd\u3001\u51b7\u5907\u4efd \uff08\u6839\u636e\u670d\u52a1\u5668\u72b6\u6001\uff09<\/p>\n<ul>\n<li>\u70ed\u5907\u4efd\uff1a\u8bfb\u3001\u5199\u4e0d\u53d7\u5f71\u54cd\uff1b<\/li>\n<li>\u6e29\u5907\u4efd\uff1a\u4ec5\u53ef\u4ee5\u6267\u884c\u8bfb\u64cd\u4f5c\uff1b<\/li>\n<li>\u51b7\u5907\u4efd\uff1a\u79bb\u7ebf\u5907\u4efd\uff1b\u8bfb\u3001\u5199\u64cd\u4f5c\u5747\u4e2d\u6b62\uff1b<\/li>\n<\/ul>\n<p>2.\u7269\u7406\u5907\u4efd\u4e0e\u903b\u8f91\u5907\u4efd \uff08\u4ece\u5bf9\u8c61\u6765\u5206\uff09<\/p>\n<ul>\n<li>\u7269\u7406\u5907\u4efd\uff1a\u590d\u5236\u6570\u636e\u6587\u4ef6\uff1b<\/li>\n<li>\u903b\u8f91\u5907\u4efd\uff1a\u5c06\u6570\u636e\u5bfc\u51fa\u81f3\u6587\u672c\u6587\u4ef6\u4e2d\uff1b<\/li>\n<\/ul>\n<p>3.\u5b8c\u5168\u5907\u4efd\u3001\u589e\u91cf\u5907\u4efd\u3001\u5dee\u5f02\u5907\u4efd \uff08\u4ece\u6570\u636e\u6536\u96c6\u6765\u5206\uff09<\/p>\n<ul>\n<li>\u5b8c\u5168\u5907\u4efd\uff1a\u5907\u4efd\u5168\u90e8\u6570\u636e\uff1b<\/li>\n<li>\u589e\u91cf\u5907\u4efd\uff1a\u4ec5\u5907\u4efd\u4e0a\u6b21\u5b8c\u5168\u5907\u4efd\u6216\u589e\u91cf\u5907\u4efd\u4ee5\u540e\u53d8\u5316\u7684\u6570\u636e\uff1b<\/li>\n<li>\u5dee\u5f02\u5907\u4efd\uff1a\u4ec5\u5907\u4efd\u4e0a\u6b21\u5b8c\u5168\u5907\u4efd\u4ee5\u6765\u53d8\u5316\u7684\u6570\u636e\uff1b<\/li>\n<\/ul>\n<p>4.\u903b\u8f91\u5907\u4efd\u7684\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>\u5728\u5907\u4efd\u901f\u5ea6\u4e0a\u4e24\u79cd\u5907\u4efd\u8981\u53d6\u51b3\u4e8e\u4e0d\u540c\u7684\u5b58\u50a8\u5f15\u64ce<\/li>\n<li>\u7269\u7406\u5907\u4efd\u7684\u8fd8\u539f\u901f\u5ea6\u975e\u5e38\u5feb\u3002\u4f46\u662f\u7269\u7406\u5907\u4efd\u7684\u6700\u5c0f\u529b\u5ea6\u53ea\u80fd\u505a\u5230\u8868<\/li>\n<li>\u903b\u8f91\u5907\u4efd\u4fdd\u5b58\u7684\u7ed3\u6784\u901a\u5e38\u90fd\u662f\u7eafASCII\u7684\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6587\u672c\u5904\u7406\u5de5\u5177\u6765\u5904\u7406<\/li>\n<li>\u903b\u8f91\u5907\u4efd\u6709\u975e\u5e38\u5f3a\u7684\u517c\u5bb9\u6027\uff0c\u800c\u7269\u7406\u5907\u4efd\u5219\u5bf9\u7248\u672c\u8981\u6c42\u975e\u5e38\u9ad8<\/li>\n<li>\u903b\u8f91\u5907\u4efd\u4e5f\u5bf9\u4fdd\u6301\u6570\u636e\u7684\u5b89\u5168\u6027\u6709\u4fdd\u8bc1<\/li>\n<\/ul>\n<p>5.\u903b\u8f91\u5907\u4efd\u7684\u7f3a\u70b9\uff1a<\/p>\n<ul>\n<li>\u903b\u8f91\u5907\u4efd\u8981\u5bf9RDBMS\u4ea7\u751f\u989d\u5916\u7684\u538b\u529b\uff0c\u800c\u88f8\u5907\u4efd\u65e0\u538b\u529b<\/li>\n<li>\u903b\u8f91\u5907\u4efd\u7684\u7ed3\u679c\u53ef\u80fd\u8981\u6bd4\u6e90\u6587\u4ef6\u66f4\u5927\u3002\u6240\u4ee5\u5f88\u591a\u4eba\u90fd\u5bf9\u5907\u4efd\u7684\u5185\u5bb9\u8fdb\u884c\u538b\u7f29<\/li>\n<li>\u903b\u8f91\u5907\u4efd\u53ef\u80fd\u4f1a\u4e22\u5931\u6d6e\u70b9\u6570\u7684\u7cbe\u5ea6\u4fe1\u606f<\/li>\n<\/ul>\n<p>6.\u589e\u91cf\u5907\u4efd\u4e0e\u5dee\u5f02\u5907\u4efd\u533a\u522b<\/p>\n<div>\n<div><img loading=\"lazy\" decoding=\"async\" alt=\"\u589e\u91cf\u5907\u4efd\u4e0e\u5dee\u5f02\u5907\u4efd\u533a\u522b\" src=\"https:\/\/app.yinxiang.com\/shard\/s18\/res\/ccf7aeb5-d8b4-4b0d-b573-fa53cc61a7fa\/2033581_1374503572wocF.png?resizeSmall&amp;width=700\" width=\"525\" height=\"448\" name=\"ccf7aeb5-d8b4-4b0d-b573-fa53cc61a7fa\" \/><\/div>\n<\/div>\n<p>\u8bf4\u660e\uff0c\u5dee\u5f02\u5907\u4efd\u8981\u6bd4\u589e\u91cf\u5907\u4efd\u5360\u7528\u7684\u7a7a\u95f4\u5927\uff0c\u4f46\u6062\u590d\u65f6\u6bd4\u8f83\u65b9\u4fbf\uff01\u4f46\u6211\u4eec\u4e00\u822c\u90fd\u7528\u589e\u91cf\u5907\u4efd\uff01<\/p>\n<p>\u4e8c\u3001MySQL\u5907\u4efd\u90fd\u5907\u4efd\u4ec0\u4e48\uff1f<\/p>\n<p>\u6211\u4eec\u5907\u4efd\uff0c\u4e00\u822c\u5907\u4efd\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\uff1a<\/p>\n<p>1.\u6570\u636e\u6587\u4ef6<\/p>\n<p>2.\u65e5\u5fd7\u6587\u4ef6\uff08\u6bd4\u5982\u4e8b\u52a1\u65e5\u5fd7\uff0c\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff09<\/p>\n<p>3.\u5b58\u50a8\u8fc7\u7a0b\uff0c\u5b58\u50a8\u51fd\u6570\uff0c\u89e6\u53d1\u5668<\/p>\n<p>4.\u914d\u7f6e\u6587\u4ef6\uff08\u5341\u5206\u91cd\u8981\uff0c\u5404\u4e2a\u914d\u7f6e\u6587\u4ef6\u90fd\u8981\u5907\u4efd\uff09<\/p>\n<p>5.\u7528\u4e8e\u5b9e\u73b0\u6570\u636e\u5e93\u5907\u4efd\u7684\u811a\u672c\uff0c\u6570\u636e\u5e93\u81ea\u8eab\u6e05\u7406\u7684Croutab\u7b49\u2026\u2026<\/p>\n<p>\u4e09\u3001MySQL\u5907\u4efd\u5de5\u5177<\/p>\n<div>\n<div><img loading=\"lazy\" decoding=\"async\" alt=\"Mysql\u5907\u4efd\u5de5\u5177\u5bf9\u6bd4\" src=\"https:\/\/app.yinxiang.com\/shard\/s18\/res\/89638f96-bd52-4258-9fbc-28b6aff56e21\/2033581_1374503572CL3b.png?resizeSmall&amp;width=700\" width=\"636\" height=\"459\" name=\"89638f96-bd52-4258-9fbc-28b6aff56e21\" \/><\/div>\n<\/div>\n<p>\u4e0a\u9762\u7684\u6240\u6709\u5907\u4efd\u5de5\u5177\u5bf9\u6bd4\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u6765\u8bf4\u4e00\u4e0b\uff0c\u5e38\u7528\u7684\u5907\u4efd\u5de5\u5177\uff0c<\/p>\n<p>1.Mysql\u81ea\u5e26\u7684\u5907\u4efd\u5de5\u5177<\/p>\n<ul>\n<li>mysqldump \u903b\u8f91\u5907\u4efd\u5de5\u5177\uff0c\u652f\u6301\u6240\u6709\u5f15\u64ce\uff0cMyISAM\u5f15\u64ce\u662f\u6e29\u5907\uff0cInnoDB\u5f15\u64ce\u662f\u70ed\u5907\uff0c\u5907\u4efd\u901f\u5ea6\u4e2d\u901f\uff0c\u8fd8\u539f\u901f\u5ea6\u975e\u5e38\u975e\u5e38\u6162\uff0c\u4f46\u662f\u5728\u5b9e\u73b0\u8fd8\u539f\u7684\u65f6\u5019\uff0c\u5177\u6709\u5f88\u5927\u7684\u64cd\u4f5c\u4f59\u5730\u3002\u5177\u6709\u5f88\u597d\u7684\u5f39\u6027\u3002<\/li>\n<li>mysqlhotcopy \u7269\u7406\u5907\u4efd\u5de5\u5177\uff0c\u4f46\u53ea\u652f\u6301MyISAM\u5f15\u64ce\uff0c\u57fa\u672c\u4e0a\u5c5e\u4e8e\u51b7\u5907\u7684\u8303\u7574\uff0c\u7269\u7406\u5907\u4efd\uff0c\u901f\u5ea6\u6bd4\u8f83\u5feb\u3002<\/li>\n<\/ul>\n<p>2.\u6587\u4ef6\u7cfb\u7edf\u5907\u4efd\u5de5\u5177<\/p>\n<ul>\n<li>cp \u51b7\u5907\u4efd\uff0c\u652f\u6301\u6240\u6709\u5f15\u64ce\uff0c\u590d\u5236\u547d\u4ee4\uff0c\u53ea\u80fd\u5b9e\u73b0\u51b7\u5907\uff0c\u7269\u7406\u5907\u4efd\u3002\u4f7f\u7528\u5f52\u6863\u5de5\u5177\uff0ccp\u547d\u4ee4\uff0c\u5bf9\u5176\u8fdb\u884c\u5907\u4efd\u7684\uff0c\u5907\u4efd\u901f\u5ea6\u5feb\uff0c\u8fd8\u539f\u901f\u5ea6\u51e0\u4e4e\u6700\u5feb\uff0c\u4f46\u662f\u7075\u6d3b\u5ea6\u5f88\u4f4e\uff0c\u53ef\u4ee5\u8de8\u7cfb\u7edf\uff0c\u4f46\u662f\u8de8\u5e73\u53f0\u80fd\u529b\u5f88\u5dee\u3002<\/li>\n<li>lvm \u51e0\u4e4e\u662f\u70ed\u5907\u4efd\uff0c\u652f\u6301\u6240\u6709\u5f15\u64ce\uff0c\u57fa\u4e8e\u5feb\u7167(LVM\uff0cZFS)\u7684\u7269\u7406\u5907\u4efd\uff0c\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u51e0\u4e4e\u662f\u70ed\u5907\u3002\u53ea\u5f71\u54cd\u6570\u636e\u51e0\u79d2\u949f\u800c\u5df2\u3002\u4f46\u662f\u521b\u5efa\u5feb\u7167\u7684\u8fc7\u7a0b\u672c\u8eab\u5c31\u5f71\u54cd\u5230\u4e86\u6570\u636e\u5e93\u5728\u7ebf\u7684\u4f7f\u7528\uff0c\u6240\u4ee5\u5907\u4efd\u901f\u5ea6\u6bd4\u8f83\u5feb\uff0c\u6062\u590d\u901f\u5ea6\u6bd4\u8f83\u5feb\uff0c\u6ca1\u6709\u4ec0\u4e48\u5f39\u6027\u7a7a\u95f4\uff0c\u800c\u4e14LVM\u7684\u9650\u5236\uff1a\u4e0d\u80fd\u5bf9\u591a\u4e2a\u903b\u8f91\u5377\u540c\u4e00\u65f6\u95f4\u8fdb\u884c\u5907\u4efd\uff0c\u6240\u4ee5\u6570\u636e\u6587\u4ef6\u548c\u4e8b\u52a1\u65e5\u5fd7\u7b49\u5404\u79cd\u6587\u4ef6\u5fc5\u987b\u653e\u5728\u540c\u4e00\u4e2aLVM\u4e0a\u3002\u800cZFS\u5219\u975e\u5e38\u597d\u7684\u53ef\u4ee5\u5728\u591a\u903b\u8f91\u5377\u4e4b\u95f4\u5907\u4efd\u3002<\/li>\n<\/ul>\n<p>3.\u5176\u5b83\u5de5\u5177<\/p>\n<ul>\n<li>ibbackup \u5546\u4e1a\u5de5\u5177 MyISAM\u662f\u6e29\u5907\u4efd\uff0cInnoDB\u662f\u70ed\u5907\u4efd \uff0c\u5907\u4efd\u548c\u8fd8\u539f\u901f\u5ea6\u90fd\u5f88\u5feb\uff0c\u8fd9\u4e2a\u8f6f\u4ef6\u5b83\u7684\u6bcf\u670d\u52a1\u5668\u6388\u6743\u7248\u672c\u662f5000\u7f8e\u5143\u3002<\/li>\n<li>xtrabackup \u5f00\u6e90\u5de5\u5177 MyISAM\u662f\u6e29\u5907\u4efd\uff0cInnoDB\u662f\u70ed\u5907\u4efd \uff0c\u662fibbackup\u5546\u4e1a\u5de5\u5177\u7684\u66ff\u4ee3\u5de5\u5177\u3002<\/li>\n<\/ul>\n<p>\u56db\u3001MySQL\u5907\u4efd\u7b56\u7565<\/p>\n<p>1.\u7b56\u7565\u4e00\uff1a\u76f4\u63a5\u62f7\u8d1d\u6570\u636e\u5e93\u6587\u4ef6\uff08\u6587\u4ef6\u7cfb\u7edf\u5907\u4efd\u5de5\u5177 cp\uff09\uff08\u9002\u5408\u5c0f\u578b\u6570\u636e\u5e93\uff0c\u662f\u6700\u53ef\u9760\u7684\uff09<\/p>\n<p>\u5f53\u4f60\u4f7f\u7528\u76f4\u63a5\u5907\u4efd\u65b9\u6cd5\u65f6\uff0c\u5fc5\u987b\u4fdd\u8bc1\u8868\u4e0d\u5728\u88ab\u4f7f\u7528\u3002\u5982\u679c\u670d\u52a1\u5668\u5728\u4f60\u6b63\u5728\u62f7\u8d1d\u4e00\u4e2a\u8868\u65f6\u6539\u53d8\u5b83\uff0c\u62f7\u8d1d\u5c31\u5931\u53bb\u610f\u4e49\u3002\u4fdd\u8bc1\u4f60\u7684\u62f7\u8d1d\u5b8c\u6574\u6027\u7684\u6700\u597d\u65b9\u6cd5\u662f\u5173\u95ed\u670d\u52a1\u5668\uff0c\u62f7\u8d1d\u6587\u4ef6\uff0c\u7136\u540e\u91cd\u542f\u670d\u52a1\u5668\u3002\u5982\u679c\u4f60\u4e0d\u60f3\u5173\u95ed\u670d\u52a1\u5668\uff0c\u8981\u5728\u6267\u884c\u8868\u68c0\u67e5\u7684\u540c\u65f6\u9501\u5b9a\u670d\u52a1\u5668\u3002\u5982\u679c\u670d\u52a1\u5668\u5728\u8fd0\u884c\uff0c\u76f8\u540c\u7684\u5236\u7ea6\u4e5f\u9002\u7528\u4e8e\u62f7\u8d1d\u6587\u4ef6\uff0c\u800c\u4e14\u4f60\u5e94\u8be5\u4f7f\u7528\u76f8\u540c\u7684\u9501\u5b9a\u534f\u8bae\u8ba9\u670d\u52a1\u5668\u201c\u5b89\u9759\u4e0b\u6765\u201d\u3002\u5f53\u4f60\u5b8c\u6210\u4e86\u5907\u4efd\u65f6\uff0c\u9700\u8981\u91cd\u542f\u670d\u52a1\u5668(\u5982\u679c\u5173\u95ed\u4e86\u5b83)\u6216\u91ca\u653e\u52a0\u5728\u8868\u4e0a\u7684\u9501\u5b9a(\u5982\u679c\u4f60\u8ba9\u670d\u52a1\u5668\u8fd0\u884c)\u3002\u8981\u7528\u76f4\u63a5\u62f7\u8d1d\u6587\u4ef6\u628a\u4e00\u4e2a\u6570\u636e\u5e93\u4ece\u4e00\u53f0\u673a\u5668\u62f7\u8d1d\u5230\u53e6\u4e00\u53f0\u673a\u5668\u4e0a\uff0c\u53ea\u662f\u5c06\u6587\u4ef6\u62f7\u8d1d\u5230\u53e6\u4e00\u53f0\u670d\u52a1\u5668\u4e3b\u673a\u7684\u9002\u5f53\u6570\u636e\u76ee\u5f55\u4e0b\u5373\u53ef\u3002\u8981\u786e\u4fdd\u6587\u4ef6\u662fMyIASM\u683c\u5f0f\u6216\u4e24\u53f0\u673a\u5668\u6709\u76f8\u540c\u7684\u786c\u4ef6\u7ed3\u6784\uff0c\u5426\u5219\u4f60\u7684\u6570\u636e\u5e93\u5728\u53e6\u4e00\u53f0\u4e3b\u673a\u4e0a\u6709\u5947\u602a\u7684\u5185\u5bb9\u3002\u4f60\u4e5f\u5e94\u8be5\u4fdd\u8bc1\u5728\u53e6\u4e00\u53f0\u673a\u5668\u4e0a\u7684\u670d\u52a1\u5668\u5728\u4f60\u6b63\u5728\u5b89\u88c5\u6570\u636e\u5e93\u8868\u65f6\u4e0d\u8bbf\u95ee\u5b83\u4eec\u3002<\/p>\n<p>2.\u7b56\u7565\u4e8c\uff1amysqldump\u5907\u4efd\u6570\u636e\u5e93\uff08\u5b8c\u5168\u5907\u4efd+\u589e\u52a0\u5907\u4efd\uff0c\u901f\u5ea6\u76f8\u5bf9\u8f83\u6162\uff0c\u9002\u5408\u4e2d\u5c0f\u578b\u6570\u636e\u5e93\uff09\uff08MyISAM\u662f\u6e29\u5907\u4efd\uff0cInnoDB\u662f\u70ed\u5907\u4efd\uff09<\/p>\n<p>mysqldump \u662f\u91c7\u7528SQL\u7ea7\u522b\u7684\u5907\u4efd\u673a\u5236\uff0c\u5b83\u5c06\u6570\u636e\u8868\u5bfc\u6210 SQL \u811a\u672c\u6587\u4ef6\uff0c\u5728\u4e0d\u540c\u7684 MySQL \u7248\u672c\u4e4b\u95f4\u5347\u7ea7\u65f6\u76f8\u5bf9\u6bd4\u8f83\u5408\u9002\uff0c\u8fd9\u4e5f\u662f\u6700\u5e38\u7528\u7684\u5907\u4efd\u65b9\u6cd5\u3002mysqldump \u6bd4\u76f4\u63a5\u62f7\u8d1d\u8981\u6162\u4e9b\u3002\u5bf9\u4e8e\u4e2d\u7b49\u7ea7\u522b\u4e1a\u52a1\u91cf\u7684\u7cfb\u7edf\u6765\u8bf4\uff0c\u5907\u4efd\u7b56\u7565\u53ef\u4ee5\u8fd9\u4e48\u5b9a\uff1a\u7b2c\u4e00\u6b21\u5b8c\u5168\u5907\u4efd\uff0c\u6bcf\u5929\u4e00\u6b21\u589e\u91cf\u5907\u4efd\uff0c\u6bcf\u5468\u518d\u505a\u4e00\u6b21\u5b8c\u5168\u5907\u4efd\uff0c\u5982\u6b64\u4e00\u76f4\u91cd\u590d\u3002\u800c\u5bf9\u4e8e\u91cd\u8981\u7684\u4e14\u7e41\u5fd9\u7684\u7cfb\u7edf\u6765\u8bf4\uff0c\u5219\u53ef\u80fd\u9700\u8981\u6bcf\u5929\u4e00\u6b21\u5168\u91cf\u5907\u4efd\uff0c\u6bcf\u5c0f\u65f6\u4e00\u6b21\u589e\u91cf\u5907\u4efd\uff0c\u751a\u81f3\u66f4\u9891\u7e41\u3002\u4e3a\u4e86\u4e0d\u5f71\u54cd\u7ebf\u4e0a\u4e1a\u52a1\uff0c\u5b9e\u73b0\u5728\u7ebf\u5907\u4efd\uff0c\u5e76\u4e14\u80fd\u589e\u91cf\u5907\u4efd\uff0c\u6700\u597d\u7684\u529e\u6cd5\u5c31\u662f\u91c7\u7528\u4e3b\u4ece\u590d\u5236\u673a\u5236(replication)\uff0c\u5728 slave \u673a\u5668\u4e0a\u505a\u5907\u4efd\u3002<\/p>\n<p>3.\u7b56\u7565\u4e09\uff1alvs\u5feb\u7167\u4ece\u7269\u7406\u89d2\u5ea6\u5b9e\u73b0\u51e0\u4e4e\u70ed\u5907\u7684\u5b8c\u5168\u5907\u4efd\uff0c\u914d\u5408\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5907\u4efd\u5b9e\u73b0\u589e\u91cf\u5907\u4efd\uff0c\u901f\u5ea6\u5feb\u9002\u5408\u6bd4\u8f83\u70e6\u5fd9\u7684\u6570\u636e\u5e93<\/p>\n<ul>\n<li>\u6570\u636e\u6587\u4ef6\u8981\u5728\u903b\u8f91\u5377\u4e0a\uff1b<\/li>\n<li>\u6b64\u903b\u8f91\u5377\u6240\u5728\u5377\u7ec4\u5fc5\u987b\u6709\u8db3\u591f\u7a7a\u95f4\u4f7f\u7528\u5feb\u7167\u5377\uff1b<\/li>\n<li>\u6570\u636e\u6587\u4ef6\u548c\u4e8b\u52a1\u65e5\u5fd7\u8981\u5728\u540c\u4e00\u4e2a\u903b\u8f91\u5377\u4e0a\uff1b<\/li>\n<\/ul>\n<p>(1).\u6253\u5f00\u4f1a\u8bdd\uff0c\u65bd\u52a0\u8bfb\u9501\uff0c\u9501\u5b9a\u6240\u6709\u8868\uff1b<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; FLUSH TABLES WITH READ LOCK;<\/code><\/div>\n<div><code>mysql&gt; FLUSH LOGS;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(2).\u901a\u8fc7\u53e6\u4e00\u4e2a\u7ec8\u7aef\uff0c\u4fdd\u5b58\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u53ca\u76f8\u5173\u4f4d\u7f6e\u4fe1\u606f\uff1b<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql -uroot -p -e\u00a0<\/code><code>'SHOW MASTER STATUS\\G'<\/code>\u00a0<code>&gt;\u00a0<\/code><code>\/path\/to\/master<\/code><code>.info<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(3).\u521b\u5efa\u5feb\u7167\u5377<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>lvcreate -L\u00a0<\/code><code># -s -p r -n LV_NAME \/path\/to\/source_lv<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(4).\u91ca\u653e\u9501<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; UNLOCK TABLES;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(5).\u6302\u8f7d\u5feb\u7167\u5377\uff0c\u5907\u4efd<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mount<\/code><\/div>\n<div><code>cp<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(6).\u5220\u9664\u5feb\u7167\u5377\uff1b<\/p>\n<p>(7).\u589e\u91cf\u5907\u4efd\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff1b<\/p>\n<p>4.\u7b56\u7565\u56db\uff1axtrabackup \u5907\u4efd\u6570\u636e\u5e93\uff0c\u5b9e\u73b0\u5b8c\u5168\u70ed\u5907\u4efd\u4e0e\u589e\u91cf\u70ed\u5907\u4efd\uff08MyISAM\u662f\u6e29\u5907\u4efd\uff0cInnoDB\u662f\u70ed\u5907\u4efd\uff09\uff0c\u7531\u4e8e\u6709\u7684\u6570\u636e\u5728\u8bbe\u8ba1\u4e4b\u521d\uff0c\u6570\u636e\u76ee\u5f55\u6ca1\u6709\u5b58\u653e\u5728LVM\u4e0a\uff0c\u6240\u4ee5\u4e0d\u80fd\u7528LVM\u4f5c\u5907\u4efd\uff0c\u5219\u7528xtrabackup\u4ee3\u66ff\u6765\u5907\u4efd\u6570\u636e\u5e93<\/p>\n<p>\u8bf4\u660e\uff1aXtrabackup\u662f\u4e00\u4e2a\u5bf9InnoDB\u505a\u6570\u636e\u5907\u4efd\u7684\u5de5\u5177\uff0c\u652f\u6301\u5728\u7ebf\u70ed\u5907\u4efd(\u5907\u4efd\u65f6\u4e0d\u5f71\u54cd\u6570\u636e\u8bfb\u5199)\uff0c\u662f\u5546\u4e1a\u5907\u4efd\u5de5\u5177InnoDB Hotbackup\u6216ibbackup\u7684\u4e00\u4e2a\u5f88\u597d\u7684\u66ff\u4ee3\u54c1\u3002<\/p>\n<p>Xtrabackup\u6709\u4e24\u4e2a\u4e3b\u8981\u7684\u5de5\u5177\uff1axtrabackup\u3001innobackupex<\/p>\n<ul>\n<li>xtrabackup \u53ea\u80fd\u5907\u4efdInnoDB\u548cXtraDB\u4e24\u79cd\u6570\u636e\u8868\uff0c\u800c\u4e0d\u80fd\u5907\u4efdMyISAM\u6570\u636e\u8868\u3002<\/li>\n<li>innobackupex \u662f\u53c2\u8003\u4e86InnoDB Hotbackup\u7684innoback\u811a\u672c\u4fee\u6539\u800c\u6765\u7684.innobackupex\u662f\u4e00\u4e2aperl\u811a\u672c\u5c01\u88c5\uff0c\u5c01\u88c5\u4e86xtrabackup\u3002\u4e3b\u8981\u662f\u4e3a\u4e86\u65b9\u4fbf\u7684 \u540c\u65f6\u5907\u4efdInnoDB\u548cMyISAM\u5f15\u64ce\u7684\u8868\uff0c\u4f46\u5728\u5904\u7406myisam\u65f6\u9700\u8981\u52a0\u4e00\u4e2a\u8bfb\u9501\u3002\u5e76\u4e14\u52a0\u5165\u4e86\u4e00\u4e9b\u4f7f\u7528\u7684\u9009\u9879\u3002\u5982slave-info\u53ef\u4ee5\u8bb0\u5f55\u5907\u4efd\u6062\u590d\u540e\u4f5c\u4e3aslave\u9700\u8981\u7684\u4e00\u4e9b\u4fe1\u606f\uff0c\u6839\u636e\u8fd9\u4e9b\u4fe1\u606f\uff0c\u53ef\u4ee5\u5f88\u65b9\u4fbf\u7684\u5229\u7528\u5907\u4efd\u6765\u91cd\u505aslave\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u5907\u4efd\u8fc7\u7a0b\u5feb\u901f\u3001\u53ef\u9760\uff1b<\/li>\n<li>\u5907\u4efd\u8fc7\u7a0b\u4e0d\u4f1a\u6253\u65ad\u6b63\u5728\u6267\u884c\u7684\u4e8b\u52a1\uff1b<\/li>\n<li>\u80fd\u591f\u57fa\u4e8e\u538b\u7f29\u7b49\u529f\u80fd\u8282\u7ea6\u78c1\u76d8\u7a7a\u95f4\u548c\u6d41\u91cf\uff1b<\/li>\n<li>\u81ea\u52a8\u5b9e\u73b0\u5907\u4efd\u68c0\u9a8c\uff1b<\/li>\n<li>\u8fd8\u539f\u901f\u5ea6\u5feb\uff1b<\/li>\n<\/ul>\n<p>5.\u7b56\u7565\u4e94\uff1a\u4e3b\u4ece\u590d\u5236\uff08replication\uff09\u5b9e\u73b0\u6570\u636e\u5e93\u5b9e\u65f6\u5907\u4efd\uff08\u96c6\u7fa4\u4e2d\u5e38\u7528\uff09<\/p>\n<p>\u5355\u673a\u5907\u4efd\u662f\u5b8c\u5168\u5907\u4efd\uff08\u6240\u6709\u6570\u636e\u5e93\u6587\u4ef6\uff09+\u589e\u91cf\u5907\u4efd\uff08\u5907\u4efd\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff09\u76f8\u7ed3\u5408\uff01<\/p>\n<p>\u96c6\u7fa4\u4e2d\u5907\u4efd\u662f\u5b8c\u5168\u5907\u4efd\uff08\u6240\u6709\u6570\u636e\u5e93\u6587\u4ef6\uff09+\u589e\u91cf\u5907\u4efd\uff08\u5907\u4efd\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff09+\u4e3b\u4ece\u590d\u5236\uff08replication\uff09\u76f8\u7ed3\u5408\u7684\u65b9\u6cd5\uff01<\/p>\n<p>\u4e94\u3001\u5907\u4efd\u51c6\u5907\u5de5\u4f5c<\/p>\n<p>1.\u67e5\u770b\u670d\u52a1\u5668\u72b6\u6001\uff0c<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; \\s<\/code><\/div>\n<div><code>--------------<\/code><\/div>\n<div><code>mysql\u00a0 Ver 14.14 Distrib 5.5.32,\u00a0<\/code><code>for<\/code>\u00a0<code>Linux (x86_64) using readline 5.1<\/code><\/div>\n<div><code>Connection\u00a0<\/code><code>id<\/code><code>:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 1<\/code><\/div>\n<div><code>Current database:<\/code><\/div>\n<div><code>Current user:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 root@localhost<\/code><\/div>\n<div><code>SSL:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Not\u00a0<\/code><code>in<\/code>\u00a0<code>use<\/code><\/div>\n<div><code>Current pager:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 stdout<\/code><\/div>\n<div><code>Using outfile:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code>''<\/code><\/div>\n<div><code>Using delimiter:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ;<\/code><\/div>\n<div><code>Server version:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 5.5.32-log Source distribution<\/code><\/div>\n<div><code>Protocol version:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10<\/code><\/div>\n<div><code>Connection:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Localhost via UNIX socket<\/code><\/div>\n<div><code>Server characterset:\u00a0\u00a0\u00a0 utf8<\/code><\/div>\n<div><code>Db\u00a0\u00a0\u00a0\u00a0 characterset:\u00a0\u00a0\u00a0 utf8<\/code><\/div>\n<div><code>Client characterset:\u00a0\u00a0\u00a0 utf8<\/code><\/div>\n<div><code>Conn.\u00a0 characterset:\u00a0\u00a0\u00a0 utf8<\/code><\/div>\n<div><code>UNIX socket:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code>\/tmp\/mysql<\/code><code>.sock<\/code><\/div>\n<div><code>Uptime:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 2 min 0 sec<\/code><\/div>\n<div><code>Threads: 1\u00a0 Questions: 4\u00a0 Slow queries: 0\u00a0 Opens: 33\u00a0 Flush tables: 1\u00a0 Open tables: 26\u00a0 Queries per second avg: 0.033<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>2.\u67e5\u770b\u6570\u636e\u76ee\u5f55\u5b58\u653e\u4f4d\u7f6e<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; show variables like\u00a0<\/code><code>'%datadir%'<\/code><code>;<\/code><\/div>\n<div><code>+---------------+---------------+<\/code><\/div>\n<div><code>| Variable_name | Value\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+---------------+---------------+<\/code><\/div>\n<div><code>| datadir\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\u00a0<\/code><code>\/mydata\/data\/<\/code>\u00a0<code>|<\/code><\/div>\n<div><code>+---------------+---------------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>3.\u4fee\u6539\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u5b58\u653e\u4f4d\u7f6e<\/p>\n<p>(1).\u5efa\u7acb\u4e00\u76ee\u5f55\u7528\u4e8e\u5b58\u653e\u4e8c\u8fdb\u5236\u65e5\u5fd7<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># mkdir \/mybinlog<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># chown mysql:mysql \/mybinlog<\/code><\/div>\n<div><code>[root@mysql \/]<\/code><code>#\u00a0 ll | grep mybinlog\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><\/div>\n<div><code>drwxr-xr-x\u00a0\u00a0\u00a0 2 mysql mysql\u00a0 4096 7\u6708\u00a0 22 14:39 mybinlog<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(2).\u4fee\u6539my.cnf<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># vim \/etc\/my.cnf<\/code><\/div>\n<div><code>log-bin=<\/code><code>\/mybinlog\/mysql-bin<\/code>\u00a0<code>#\u4e8c\u8fdb\u5236\u65e5\u5fd7\u76ee\u5f55\u53ca\u6587\u4ef6\u540d\u524d\u7f00<\/code><\/div>\n<div><code>innodb_file_per_table = 1\u00a0<\/code><code>#\u542f\u7528InnoDB\u8868\u6bcf\u8868\u4e00\u6587\u4ef6\uff0c\u9ed8\u8ba4\u6240\u6709\u5e93\u4f7f\u7528\u4e00\u4e2a\u8868\u7a7a\u95f4<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(3).\u91cd\u65b0\u542f\u52a8mysqld<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># service mysqld restart<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>4.\u67e5\u770b\u65b0\u751f\u6210\u7684binlog\u65e5\u5fd7<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># ls \/mybinlog\/<\/code><\/div>\n<div><code>mysql-bin.000001\u00a0 mysql-bin.index<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>5.\u51c6\u5907\u4e00\u4e2atest\u5e93\uff0c\u91cc\u9762\u6709\u4e24\u5f20\u8868\uff0ct1\u8868\u548ct2\u8868\uff01<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; show table status from\u00a0<\/code><code>test<\/code><code>\\G\u00a0<\/code><code>#\u67e5\u770b\u4e24\u5f20\u8868\u7684\u72b6\u6001<\/code><\/div>\n<div><code>*************************** 1. row ***************************<\/code><\/div>\n<div><code>Name: t1<\/code><\/div>\n<div><code>Engine: MyISAM<\/code><\/div>\n<div><code>Version: 10<\/code><\/div>\n<div><code>Row_format: Fixed<\/code><\/div>\n<div><code>Rows: 167772160<\/code><\/div>\n<div><code>Avg_row_length: 7<\/code><\/div>\n<div><code>Data_length: 1174405120<\/code><\/div>\n<div><code>Max_data_length: 1970324836974591<\/code><\/div>\n<div><code>Index_length: 1024<\/code><\/div>\n<div><code>Data_free: 0<\/code><\/div>\n<div><code>Auto_increment: NULL<\/code><\/div>\n<div><code>Create_time: 2013-07-21 19:37:44<\/code><\/div>\n<div><code>Update_time: 2013-07-21 19:52:48<\/code><\/div>\n<div><code>Check_time: NULL<\/code><\/div>\n<div><code>Collation: utf8_general_ci<\/code><\/div>\n<div><code>Checksum: NULL<\/code><\/div>\n<div><code>Create_options:<\/code><\/div>\n<div><code>Comment:<\/code><\/div>\n<div><code>*************************** 2. row ***************************<\/code><\/div>\n<div><code>Name: t2<\/code><\/div>\n<div><code>Engine: InnoDB<\/code><\/div>\n<div><code>Version: 10<\/code><\/div>\n<div><code>Row_format: Compact<\/code><\/div>\n<div><code>Rows: 20971797<\/code><\/div>\n<div><code>Avg_row_length: 31<\/code><\/div>\n<div><code>Data_length: 667942912<\/code><\/div>\n<div><code>Max_data_length: 0<\/code><\/div>\n<div><code>Index_length: 0<\/code><\/div>\n<div><code>Data_free: 4194304<\/code><\/div>\n<div><code>Auto_increment: NULL<\/code><\/div>\n<div><code>Create_time: 2013-07-21 20:00:29<\/code><\/div>\n<div><code>Update_time: NULL<\/code><\/div>\n<div><code>Check_time: NULL<\/code><\/div>\n<div><code>Collation: utf8_general_ci<\/code><\/div>\n<div><code>Checksum: NULL<\/code><\/div>\n<div><code>Create_options:<\/code><\/div>\n<div><code>Comment:<\/code><\/div>\n<div><code>2 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u7b2c\u4e00\u5f20t1\u8868\uff0c\u4f7f\u7528\u7684\u662fMyISAM\u5f15\u64ce\uff0c\u5176\u4e2d\u67091\u4ebf\u591a\u884c\u6570\u636e\uff0c\u7b2c\u4e8c\u5f20t2\u8868,\u4f7f\u7528\u7684\u662fINNODB\u5f15\u64ce\uff0c\u5176\u4e2d\u67092\u5343\u591a\u4e07\u884c\u6570\u636e\uff01\u6709\u535a\u53cb\u4f1a\u95ee\u4e86\uff0c\u4f60\u662f\u5728\u505a\u6d4b\u8bd5\u600e\u4e48\u4f1a\u6709\u8fd9\u4e48\u591a\u6570\u636e\u7684\uff0c\u4e0b\u9762\u6211\u5c31\u7684\u5927\u5bb6\u8bf4\u4e00\u4e0b\uff0c\u5feb\u901f\u63d2\u51651\u4ebf\u6761\u6570\u636e\u7684\u65b9\u6cd5\uff01\u5177\u4f53\u64cd\u4f5c\u5982\u4e0b\uff0c<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt;use\u00a0<\/code><code>test<\/code><code>;\u00a0<\/code><code>#\u4f7f\u7528 test\u6570\u636e\u5e93<\/code><\/div>\n<div><code>mysql&gt;create table t1 (\u00a0<\/code><code>#\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684t1\u8868\uff0c\u91cc\u9762\u53ea\u6709\u4e00\u4e2a\u5b57\u6bb5 id<\/code><\/div>\n<div><code>id<\/code>\u00a0<code>int(10) default null<\/code><\/div>\n<div><code>)engine=myisam default charset=utf8;<\/code><\/div>\n<div><code>mysql&gt; show create table t1;\u00a0<\/code><code>#\u67e5\u770b\u521b\u5efa\u7684\u8868<\/code><\/div>\n<div><code>mysql&gt;insert into t1 values(1),(2),(3),(4),(5),(6),(7),(8),(9),(10);\u00a0<\/code><code>#\u5148\u63d2\u5165\u5341\u4e2a\u6570\u636e<\/code><\/div>\n<div><code>mysql&gt;insert into t1\u00a0<\/code><code>select<\/code>\u00a0<code>* from t1;\u00a0<\/code><code>#\u91cd\u590d\u591a\u6b21\u4fbf\u80fd\u63d2\u51651\u4ebf\u6761\u6570\u636e<\/code><\/div>\n<div><code>mysql&gt;<\/code><code>select<\/code>\u00a0<code>count(*) from t1;\u00a0<\/code><code>#\u67e5\u770b\u63d2\u5165\u6570\u636e\u7684\u603b\u6570<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt;create table t2 (<\/code><\/div>\n<div><code>id<\/code>\u00a0<code>int(10) default null<\/code><\/div>\n<div><code>)engine=innodb default charset=utf8;<\/code><\/div>\n<div><code>mysql&gt; show create table t2;<\/code><\/div>\n<div><code>mysql&gt;insert into t2 values(1),(2),(3),(4),(5),(6),(7),(8),(9),(10);<\/code><\/div>\n<div><code>mysql&gt;insert into t2\u00a0<\/code><code>select<\/code>\u00a0<code>* from t2;<\/code><\/div>\n<div><code>mysql&gt;<\/code><code>select<\/code>\u00a0<code>count(*) from t2;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u597d\u4e86\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u6765\u8be6\u7ec6\u8bf4\u4e00\u8bf4\u5907\u4efd\u4e0e\u8fd8\u539f\uff01<\/p>\n<p>\u516d\u3001\u5907\u4efd\u7b56\u7565\u5177\u4f53\u6f14\u793a<\/p>\n<p>1.\u7b56\u7565\u4e00\uff1a\u76f4\u63a5\u62f7\u8d1d\u6570\u636e\u5e93\u6587\u4ef6\uff08\u6587\u4ef6\u7cfb\u7edf\u5907\u4efd\u5de5\u5177 cp\uff09\uff08\u9002\u5408\u5c0f\u578b\u6570\u636e\u5e93\uff09<\/p>\n<p>(1).\u6807\u51c6\u6d41\u7a0b\uff1a\u9501\u8868-&gt;\u5237\u65b0\u8868\u5230\u78c1\u76d8-&gt;\u62f7\u8d1d\u6587\u4ef6-&gt;\u89e3\u9501\uff08\u6ce8,\u82e5\u6709\u6709\u53ef\u80fd\u7684\u8bdd\uff0c\u53ef\u4ee5\u5148\u505c\u6b62\u6570\u636e\u5e93\uff0c\u518d\u7528cp\u547d\u4ee4\u51c6\u5907\uff0c\u8fd9\u6837\u5907\u4efd\u7684\u6570\u636e\u6700\u53ef\u9760\uff09<\/p>\n<p>(2).\u5177\u4f53\u6b65\u9aa4\uff1a<\/p>\n<p>a.\u6253\u5f00\u7b2c\u4e00\u4e2a\u7ec8\u7aef\uff0c<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># mysql<\/code><\/div>\n<div><code>mysql&gt; FLUSH TABLES WITH READ LOCK;\u00a0<\/code><code>#\u5237\u65b0\u8868\u5230\u65f6\u78c1\u76d8\u4e2d\u5e76\u8bfb\u9501<\/code><\/div>\n<div><code>Query OK, 0 rows affected (0.00 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>b.\u6253\u5f00\u7b2c\u4e8c\u4e2a\u7ec8\u7aef<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># mkdir \/root\/alldb.`date +%F-%H-%M-%S`\/ #\u521b\u5efa\u5907\u4efd\u76ee\u5f55<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># cp -rp \/mydata\/data\/* \/root\/alldb.2013-07-22-13-46-22\/ #\u590d\u5236\u6240\u4ee5\u7684\u6570\u636e\u5e93\u6587\u4ef6<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>c.\u5728\u7b2c\u4e00\u4e2a\u7ec8\u7aef\u89e3\u9501<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; UNLOCK TABLES;\u00a0<\/code><code>#\u89e3\u9501<\/code><\/div>\n<div><code>Query OK, 0 rows affected (0.01 sec)<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># ll alldb.2013-07-22-13-46-22\/ #\u67e5\u770b\u5907\u4efd\u597d\u7684\u6570\u636e\u5e93<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 267468<\/code><\/div>\n<div><code>-rw-rw---- 1 mysql mysql 262221824 7\u6708\u00a0 21 20:17 ibdata1<\/code><\/div>\n<div><code>-rw-rw---- 1 mysql mysql\u00a0\u00a0 5242880 7\u6708\u00a0 22 13:40 ib_logfile0<\/code><\/div>\n<div><code>-rw-rw---- 1 mysql mysql\u00a0\u00a0 5242880 7\u6708\u00a0 22 13:40 ib_logfile1<\/code><\/div>\n<div><code>drwx------ 2 mysql mysql\u00a0\u00a0\u00a0\u00a0\u00a0 4096 7\u6708\u00a0 20 12:33 mysql<\/code><\/div>\n<div><code>-rw-rw---- 1 mysql mysql\u00a0\u00a0\u00a0\u00a0 27698 7\u6708\u00a0 20 12:33 mysql-bin.000001<\/code><\/div>\n<div><code>-rw-rw---- 1 mysql mysql\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 190 7\u6708\u00a0 22 13:40 mysql-bin.index<\/code><\/div>\n<div><code>-rw-rw---- 1 mysql mysql\u00a0\u00a0\u00a0\u00a0\u00a0 1925 7\u6708\u00a0 21 13:07 mysql-slow.log<\/code><\/div>\n<div><code>-rw-r----- 1 mysql mysql\u00a0\u00a0\u00a0\u00a0 21906 7\u6708\u00a0 22 13:40 mysql.<\/code><code>test<\/code><code>.com.err<\/code><\/div>\n<div><code>-rw-rw---- 1 mysql mysql\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 5 7\u6708\u00a0 22 13:40 mysql.<\/code><code>test<\/code><code>.com.pid<\/code><\/div>\n<div><code>drwx------ 2 mysql mysql\u00a0\u00a0\u00a0\u00a0\u00a0 4096 7\u6708\u00a0 20 12:33 performance_schema<\/code><\/div>\n<div><code>drwx------ 2 mysql mysql\u00a0\u00a0\u00a0\u00a0\u00a0 4096 7\u6708\u00a0 21 20:00\u00a0<\/code><code>test<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(3).\u6a21\u62df\u6570\u636e\u5e93\u635f\u574f<\/p>\n<p>\u76f4\u63a5\u5220\u9664\u6570\u636e\u76ee\u5f55\u4e2d\u7684\u6240\u6709\u6587\u4ef6<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># rm -rf *<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># ll<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 0<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code>#<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(4).\u5177\u4f53\u8fd8\u539f\u6b65\u9aa4<\/p>\n<p>a.mysql\u8fd9\u65f6\u662f\u65e0\u6cd5\u505c\u6b62\u7684<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql mydata]<\/code><code># service mysqld stop<\/code><\/div>\n<div><code>ERROR! MySQL server PID\u00a0<\/code><code>file<\/code>\u00a0<code>could not be found!<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>b.\u67e5\u627emysql\u6240\u6709\u8fdb\u7a0b<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql mydata]<\/code><code># ps aux | grep mysqld<\/code><\/div>\n<div><code>root\u00a0\u00a0\u00a0\u00a0\u00a0 2728\u00a0 0.0\u00a0 0.1\u00a0 11300\u00a0 1520 pts<\/code><code>\/1<\/code>\u00a0\u00a0\u00a0\u00a0<code>S\u00a0\u00a0\u00a0 15:01\u00a0\u00a0 0:00\u00a0<\/code><code>\/bin\/sh<\/code>\u00a0<code>\/usr\/local\/mysql\/bin\/mysqld_safe<\/code>\u00a0<code>--datadir=<\/code><code>\/mydata\/data<\/code>\u00a0<code>--pid-<\/code><code>file<\/code><code>=<\/code><code>\/mydata\/data\/mysql<\/code><code>.<\/code><code>test<\/code><code>.com.pid<\/code><\/div>\n<div><code>mysql\u00a0\u00a0\u00a0\u00a0 3029\u00a0 0.1\u00a0 9.1 773908 92312 pts<\/code><code>\/1<\/code>\u00a0\u00a0\u00a0\u00a0<code>Sl\u00a0\u00a0 15:01\u00a0\u00a0 0:00\u00a0<\/code><code>\/usr\/local\/mysql\/bin\/mysqld<\/code>\u00a0<code>--basedir=<\/code><code>\/usr\/local\/mysql<\/code>\u00a0<code>--datadir=<\/code><code>\/mydata\/data<\/code>\u00a0<code>--plugin-<\/code><code>dir<\/code><code>=<\/code><code>\/usr\/local\/mysql\/lib\/plugin<\/code>\u00a0<code>--user=mysql --log-error=<\/code><code>\/mydata\/data\/mysql<\/code><code>.<\/code><code>test<\/code><code>.com.err --pid-<\/code><code>file<\/code><code>=<\/code><code>\/mydata\/data\/mysql<\/code><code>.<\/code><code>test<\/code><code>.com.pid --socket=<\/code><code>\/tmp\/mysql<\/code><code>.sock --port=3306<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>c.\u6740\u6b7bmysql\u7684\u6240\u6709\u8fdb\u7a0b<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># killall mysqld<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>d.\u521d\u59cb\u5316mysql<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># \/usr\/local\/mysql\/scripts\/mysql_install_db --basedir=\/usr\/local\/mysql\/ --datadir=\/mydata\/data\/ --user=mysql<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>e.\u590d\u5236\u5b8c\u5168\u5907\u4efd\u7684\u6570\u636e\u6587\u4ef6\u5230\u6570\u636e\u76ee\u5f55\u4e2d<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql\u00a0<\/code><code>test<\/code><code>]<\/code><code># alias cp=cp #\u4fee\u6539cp\u522b\u540d\uff0c\u4e0d\u7136\u590d\u5236\u65f6\u8001\u662f\u63d0\u9192\u662f\u5426\u8986\u76d6<\/code><\/div>\n<div><code>[root@mysql\u00a0<\/code><code>test<\/code><code>]<\/code><code># cp -pr \/root\/alldb.2013-07-22-13-46-22\/* \/mydata\/data\/\u00a0 #\u590d\u5236\u5b8c\u5168\u5907\u4efd\u7684\u6587\u4ef6\u5230\u6570\u636e\u76ee\u5f55\u4e2d<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>f.\u542f\u52a8mysql\u6570\u636e\u5e93<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql\u00a0<\/code><code>test<\/code><code>]<\/code><code># service mysqld start<\/code><\/div>\n<div><code>Starting MySQL SUCCESS!<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>g.\u6d4b\u8bd5\u5e76\u67e5\u770b\u6570\u636e<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql\u00a0<\/code><code>test<\/code><code>]<\/code><code># mysql<\/code><\/div>\n<div><code>Welcome to the MySQL monitor.\u00a0 Commands end with ; or \\g.<\/code><\/div>\n<div><code>Your MySQL connection\u00a0<\/code><code>id<\/code>\u00a0<code>is 1<\/code><\/div>\n<div><code>Server version: 5.5.32-log Source distribution<\/code><\/div>\n<div><code>Copyright (c) 2000, 2013, Oracle and<\/code><code>\/or<\/code>\u00a0<code>its affiliates. All rights reserved.<\/code><\/div>\n<div><code>Oracle is a registered trademark of Oracle Corporation and<\/code><code>\/or<\/code>\u00a0<code>its<\/code><\/div>\n<div><code>affiliates. Other names may be trademarks of their respective<\/code><\/div>\n<div><code>owners.<\/code><\/div>\n<div><code>Type\u00a0<\/code><code>'help;'<\/code>\u00a0<code>or\u00a0<\/code><code>'\\h'<\/code>\u00a0<code>for<\/code>\u00a0<code>help. Type\u00a0<\/code><code>'\\c'<\/code>\u00a0<code>to\u00a0<\/code><code>clear<\/code>\u00a0<code>the current input statement.<\/code><\/div>\n<div><code>mysql&gt; use\u00a0<\/code><code>test<\/code><\/div>\n<div><code>Database changed<\/code><\/div>\n<div><code>mysql&gt; show tables;<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| Tables_in_test |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| t1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>| t2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>2 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>count(*) from t1;<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| count(*)\u00a0 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| 167772160 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>count(*) from t2;<\/code><\/div>\n<div><code>+----------+<\/code><\/div>\n<div><code>| count(*) |<\/code><\/div>\n<div><code>+----------+<\/code><\/div>\n<div><code>| 20971520 |<\/code><\/div>\n<div><code>+----------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(9.95 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u5927\u5bb6\u53ef\u4ee5\u770b\u5230\u6240\u6709\u6570\u636e\u90fd\u6062\u590d\u4e86\uff0c\u563f\u563f\uff01<\/p>\n<p>(5).\u603b\u7ed3<\/p>\n<p>cp\u547d\u4ee4\uff0c\u5bf9\u5176\u8fdb\u884c\u7684\u5907\u4efd\uff0c\u901f\u5ea6\u5feb\uff0c\u8fd8\u539f\u901f\u5ea6\u51e0\u4e4e\u6700\u5feb\uff0c\u4f46\u662f\u7075\u6d3b\u5ea6\u5f88\u4f4e\uff0c\u53ef\u4ee5\u8de8\u7cfb\u7edf\uff0c\u4f46\u662f\u8de8\u5e73\u53f0\u80fd\u529b\u5f88\u5dee\uff0c\u9002\u5408\u5c0f\u578b\u6570\u636e\u5e93\u5907\u4efd\uff01<\/p>\n<p>2.\u7b56\u7565\u4e8c\uff1amysqldump\u5907\u4efd\u6570\u636e\u5e93\uff08\u5b8c\u5168\u5907\u4efd+\u589e\u52a0\u5907\u4efd\uff0c\u901f\u5ea6\u76f8\u5bf9\u8f83\u6162\uff0c\u9002\u5408\u4e2d\u5c0f\u578b\u6570\u636e\u5e93\uff09\uff08MyISAM\u662f\u6e29\u5907\u4efd\uff0cInnoDB\u662f\u70ed\u5907\u4efd\uff09<\/p>\n<p>(1).mysqldump\u547d\u4ee4\u8be6\u89e3<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysqldump --all-databases --lock-all-tables --routines --triggers --events --master-data=2 --flush-logs &gt;\u00a0<\/code><code>\/root\/mybackup\/2013-07-22-16-20<\/code><code>.full.sql<\/code><\/div>\n<div><code>--all-tables\u00a0<\/code><code>#\u5907\u4efd\u6240\u6709\u5e93<\/code><\/div>\n<div><code>--lock-all-tables\u00a0<\/code><code>#\u4e3a\u6240\u6709\u8868\u52a0\u8bfb\u9501<\/code><\/div>\n<div><code>--routinge\u00a0<\/code><code>#\u5b58\u50a8\u8fc7\u7a0b\u4e0e\u51fd\u6570<\/code><\/div>\n<div><code>--triggers\u00a0<\/code><code>#\u89e6\u53d1\u5668<\/code><\/div>\n<div><code>--events\u00a0<\/code><code>#\u8bb0\u5f55\u4e8b\u4ef6<\/code><\/div>\n<div><code>--master-data=2\u00a0<\/code><code>#\u5728\u5907\u4efd\u6587\u4ef6\u4e2d\u8bb0\u5f55\u5f53\u524d\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u4f4d\u7f6e\uff0c\u5e76\u4e14\u4e3a\u6ce8\u91ca\u7684\uff0c1\u662f\u4e0d\u6ce8\u91ca\u6389\u5728\u4e3b\u4ece\u590d\u5236\u4e2d\u624d\u6709\u610f\u4e49<\/code><\/div>\n<div><code>--flush-logs\u00a0<\/code><code>#\u65e5\u5fd7\u6eda\u52a8\u4e00\u6b21<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(2).\u5177\u4f53\u5907\u4efd\u8fc7\u7a0b\u5982\u4e0b<\/p>\n<p>a.\u67e5\u770b\u5907\u4efd\u524d\u7684binlog\u65e5\u5fd7<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; show master status;<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| File\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Position | Binlog_Do_DB | Binlog_Ignore_DB |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| mysql-bin.000022 |\u00a0\u00a0\u00a0\u00a0\u00a0 107 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>b.\u5907\u4efd\u6240\u6709\u5e93\uff08\u5b8c\u5168\u5907\u4efd\uff09<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql mybackup]<\/code><code># mysqldump --all-databases --lock-all-tables --routines --triggers --events --master-data=2 --flush-logs &gt; \/root\/mybackup\/2013-07-22-16-20.full.sql<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>c.\u67e5\u770b\u5907\u4efd\u662f\u5426\u6210\u529f<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql mybackup]<\/code><code># ll -h<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 739M<\/code><\/div>\n<div><code>-rw-r--r-- 1 root root 739M 7\u6708\u00a0 22 16:31 2013-07-22-16-20.full.sql<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>d.\u67e5\u770b\u65b0\u751f\u6210\u7684binlog\u65e5\u5fd7<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; show master status;<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| File\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Position | Binlog_Do_DB | Binlog_Ignore_DB |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| mysql-bin.000023 |\u00a0\u00a0\u00a0\u00a0\u00a0 107 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>e.\u63d2\u5165\u51e0\u6761\u65b0\u7684\u6570\u636e<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; use\u00a0<\/code><code>test<\/code><code>;<\/code><\/div>\n<div><code>Database changed<\/code><\/div>\n<div><code>mysql&gt; show tables;<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| Tables_in_test |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| t1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>| t2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>2 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.00 sec)<\/code><\/div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>count(*) from t1;<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| count(*)\u00a0 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| 167772160 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<div><code>mysql&gt;\u00a0 insert into t1 values(167772164),(167772165),(167772166);<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>f.\u518d\u6b21\u67e5\u770bbinlog\u65e5\u5fd7<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; show master status;<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| File\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Position | Binlog_Do_DB | Binlog_Ignore_DB |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| mysql-bin.000023 |\u00a0\u00a0\u00a0\u00a0\u00a0 363 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>g.\u5907\u4efd\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff08\u589e\u91cf\u5907\u4efd\uff09<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql mybackup]<\/code><code># cp \/mybinlog\/mysql-bin.000023 \/root\/mybackup\/2013-07-22-16-20.binlog.full.000001<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>h.\u67e5\u770b\u5907\u4efd\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql mybackup]<\/code><code># ll<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 756264<\/code><\/div>\n<div><code>-rw-r----- 1 root root\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 363 7\u6708\u00a0 22 16:34 2013-07-22-16-20.binlog.full.000001<\/code><\/div>\n<div><code>-rw-r--r-- 1 root root 774402118 7\u6708\u00a0 22 16:31 2013-07-22-16-20.full.sql<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>i.\u6a21\u62df\u6570\u636e\u5e93\u635f\u574f<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql mybackup]<\/code><code># cd \/mydata\/data\/<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># ls<\/code><\/div>\n<div><code>ibdata1\u00a0\u00a0\u00a0\u00a0\u00a0 mysql-bin.000001\u00a0 mysql-bin.000005\u00a0 mysql-bin.000009\u00a0 mysql.<\/code><code>test<\/code><code>.com.err<\/code><\/div>\n<div><code>ib_logfile0\u00a0 mysql-bin.000002\u00a0 mysql-bin.000006\u00a0 mysql-bin.000010\u00a0 mysql.<\/code><code>test<\/code><code>.com.pid<\/code><\/div>\n<div><code>ib_logfile1\u00a0 mysql-bin.000003\u00a0 mysql-bin.000007\u00a0 mysql-bin.index\u00a0\u00a0 performance_schema<\/code><\/div>\n<div><code>mysql\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 mysql-bin.000004\u00a0 mysql-bin.000008\u00a0 mysql-slow.log\u00a0\u00a0\u00a0\u00a0<\/code><code>test<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># rm -rf * #\u5220\u9664\u6240\u6709\u6570\u636e<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># ll<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 0<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(3).\u5177\u4f53\u8fd8\u539f\u8fc7\u7a0b\u5982\u4e0b\uff0c<\/p>\n<p>a.\u67e5\u627emysql\u8fdb\u7a0b<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># ps -aux | grep mysqld<\/code><\/div>\n<div><code>Warning: bad syntax, perhaps a bogus\u00a0<\/code><code>'-'<\/code><code>? See\u00a0<\/code><code>\/usr\/share\/doc\/procps-3<\/code><code>.2.8<\/code><code>\/FAQ<\/code><\/div>\n<div><code>root\u00a0\u00a0\u00a0\u00a0\u00a0 3599\u00a0 0.0\u00a0 0.1\u00a0 11304\u00a0 1340 pts<\/code><code>\/1<\/code>\u00a0\u00a0\u00a0\u00a0<code>S\u00a0\u00a0\u00a0 15:18\u00a0\u00a0 0:00\u00a0<\/code><code>\/bin\/sh<\/code>\u00a0<code>\/usr\/local\/mysql\/bin\/mysqld_safe<\/code>\u00a0<code>--datadir=<\/code><code>\/mydata\/data<\/code>\u00a0<code>--pid-<\/code><code>file<\/code><code>=<\/code><code>\/mydata\/data\/mysql<\/code><code>.<\/code><code>test<\/code><code>.com.pid<\/code><\/div>\n<div><code>mysql\u00a0\u00a0\u00a0\u00a0 3901\u00a0 4.7 21.5 1167384 218684 pts<\/code><code>\/1<\/code>\u00a0\u00a0<code>Sl\u00a0\u00a0 15:18\u00a0\u00a0 3:49\u00a0<\/code><code>\/usr\/local\/mysql\/bin\/mysqld<\/code>\u00a0<code>--basedir=<\/code><code>\/usr\/local\/mysql<\/code>\u00a0<code>--datadir=<\/code><code>\/mydata\/data<\/code>\u00a0<code>--plugin-<\/code><code>dir<\/code><code>=<\/code><code>\/usr\/local\/mysql\/lib\/plugin<\/code>\u00a0<code>--user=mysql --log-error=<\/code><code>\/mydata\/data\/mysql<\/code><code>.<\/code><code>test<\/code><code>.com.err --pid-<\/code><code>file<\/code><code>=<\/code><code>\/mydata\/data\/mysql<\/code><code>.<\/code><code>test<\/code><code>.com.pid --socket=<\/code><code>\/tmp\/mysql<\/code><code>.sock --port=3306<\/code><\/div>\n<div><code>root\u00a0\u00a0\u00a0\u00a0\u00a0 4469\u00a0 0.0\u00a0 0.0 103244\u00a0\u00a0 876 pts<\/code><code>\/1<\/code>\u00a0\u00a0\u00a0\u00a0<code>S+\u00a0\u00a0 16:38\u00a0\u00a0 0:00\u00a0<\/code><code>grep<\/code>\u00a0<code>mysqld<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>b.\u6740\u6b7b\u6240\u6709\u8fdb\u7a0b<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># killall mysqld<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>c.\u521d\u59cb\u5316mysql\u5e76\u542f\u52a8mysql<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># \/usr\/local\/mysql\/scripts\/mysql_install_db --basedir=\/usr\/local\/mysql\/ --datadir=\/mydata\/data\/ --user=mysql<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>d.\u56e0\u4e3a\u6211\u4eec\u4e0d\u662f\u5168\u65b0\u521d\u59cb\u5316\u7684\uff0c\u53ef\u80fd\u4f1a\u6709\u62a5\u9519\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff0c\u6240\u6709\u6211\u4eec\u8fd9\u91cc\u5168\u90e8\u5220\u9664<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># rm -rf\u00a0 \/mybinlog\/*<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>e.\u542f\u52a8mysql\u6570\u636e\u5e93\uff0c\u542f\u52a8\u65f6\u4f1a\u91cd\u65b0\u751f\u6210\u65b0\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># service mysqld start<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>f.\u6062\u590d\u5230\u5907\u4efd\u72b6\u6001,\u5907\u4efd\u524d\u5148\u5173\u95ed\u5bf9\u6062\u590d\u8fc7\u7a0b\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8bb0\u5f55\uff0c\u56e0\u4e3a\u8bb0\u5f55\u6062\u590d\u8bed\u53e5\u662f\u6beb\u65e0\u610f\u4e49\u7684<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt;\u00a0<\/code><code>set<\/code>\u00a0<code>global sql_log_bin=0;<\/code><\/div>\n<div><code>mysq&gt;\u00a0<\/code><code>source<\/code>\u00a0<code>\/root\/mybackup\/2013-07-22-16-20<\/code><code>.full.sql<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>g.\u6253\u5f00\u53e6\u4e00\u4e2a\u7ec8\u7aef\u67e5\u8be2\u6570\u636e<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>count(*) from t1;<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| count(*)\u00a0 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| 167772163 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(1 min 29.63 sec)\u00a0<\/code><code>#\u53ef\u4ee5\u770b\u5230\u7528mysqldump\u5907\u4efd\u6570\u636e\uff0c\u8fd8\u539fmyisam\u5f15\u64ce\u65f6\u5927\u6982\u9700\u898130s\u65f6\u95f4(\u51711\u4ebf\u591a\u6761\u6570\u636e\uff0c\u901f\u5ea6\u4e0d\u662f\u633a\u5feb\u7684)<\/code><\/div>\n<div><code>mysql&gt; show tables;\u00a0\u00a0\u00a0\u00a0<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| Tables_in_test |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| t1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>| t2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>2 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.00 sec)<\/code><\/div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>count(*) from t2;<\/code><\/div>\n<div><code>+----------+<\/code><\/div>\n<div><code>| count(*) |<\/code><\/div>\n<div><code>+----------+<\/code><\/div>\n<div><code>| 20971520 |<\/code><\/div>\n<div><code>+----------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(46.14 sec)\u00a0\u00a0<\/code><code>#\u8fd8\u539fINNODB\u5f15\u64ce\uff0c\u5927\u698250s\u5de6\u53f3(\u51712\u5343\u591a\u4e07\u6761\u6570\u636e)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>h.\u67e5\u770b\u6700\u540e\u5341\u6761\u6570\u636e<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>* from t1 order by\u00a0<\/code><code>id<\/code>\u00a0<code>desc limit 10;<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>|\u00a0<\/code><code>id<\/code>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<code>|<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| 167772163 |<\/code><\/div>\n<div><code>| 167772162 |<\/code><\/div>\n<div><code>| 167772161 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>10 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.00 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u5927\u5bb6\u53ef\u4ee5\u770b\u5230\uff0c\u6211\u4eec\u5df2\u7ecf\u6062\u590d\u5230\uff0c\u5b8c\u5168\u5907\u4efd\u65f6\u7684\u72b6\u6001\uff0c\u4f46\u6211\u4eec\u6700\u540e\u63d2\u5165\u7684\u4e09\u6761\u6570\u636e\u6ca1\u6709\u6062\u590d\uff0c\u4e0b\u9762\u6211\u4eec\u6062\u590d\uff0c\u6570\u636e\u5e93\u635f\u574f\u524d\u6211\u4eec\u63d2\u5165\u7684\u4e09\u6761\u6570\u636e\uff01<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># mysqlbinlog \/root\/mybackup\/2013-07-22-16-20.binlog.full.000001 | mysql test<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># mysql test<\/code><\/div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>* from t1 order by\u00a0<\/code><code>id<\/code>\u00a0<code>desc limit 10;<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>|\u00a0<\/code><code>id<\/code>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<code>|<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>| 167772166 |<\/code><\/div>\n<div><code>| 167772165 |<\/code><\/div>\n<div><code>| 167772164 |<\/code><\/div>\n<div><code>| 167772163 |<\/code><\/div>\n<div><code>| 167772162 |<\/code><\/div>\n<div><code>| 167772161 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>|\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>+-----------+<\/code><\/div>\n<div><code>10 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(47.01 sec)<\/code><\/div>\n<div><code>mysql&gt;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u5927\u5bb6\u53ef\u4ee5\u770b\u5230\uff0c\u5df2\u7ecf\u6062\u590d\u6211\u4eec\u6700\u540e\u589e\u52a0\u7684\u4e09\u6761\u6570\u636e\uff01<\/p>\n<p>i.\u6700\u540e\uff0c\u6253\u5f00\u4e8c\u8fdb\u5236\u8bb0\u5f55\u5e76\u67e5\u770b\u6062\u590d\u72b6\u51b5<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt;\u00a0<\/code><code>set<\/code>\u00a0<code>global sql_log_bin=1;<\/code><\/div>\n<div><code>mysql&gt; show databases;<\/code><\/div>\n<div><code>+--------------------+<\/code><\/div>\n<div><code>| Database\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+--------------------+<\/code><\/div>\n<div><code>| information_schema |<\/code><\/div>\n<div><code>| mysql\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>| performance_schema |<\/code><\/div>\n<div><code>|\u00a0<\/code><code>test<\/code>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<code>|<\/code><\/div>\n<div><code>+--------------------+<\/code><\/div>\n<div><code>4 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.01 sec)<\/code><\/div>\n<div><code>mysql&gt; use\u00a0<\/code><code>test<\/code><code>;<\/code><\/div>\n<div><code>Database changed<\/code><\/div>\n<div><code>mysql&gt; show tables;<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| Tables_in_test |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>| t1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>| t2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+----------------+<\/code><\/div>\n<div><code>2 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.00 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(4).\u603b\u7ed3\uff1a<\/p>\n<p>\u57fa\u4e8emysqldump\u901a\u5e38\u6211\u4eec\u5c31\u662f\u5b8c\u6574\u5907\u4efd+\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6765\u8fdb\u884c\u6062\u590d\u7684\uff01<\/p>\n<p>3.\u7b56\u7565\u4e09\uff1alvs\u5feb\u7167\u4ece\u7269\u7406\u89d2\u5ea6\u5b9e\u73b0\u51e0\u4e4e\u70ed\u5907\u7684\u5b8c\u5168\u5907\u4efd\uff0c\u914d\u5408\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5907\u4efd\u5b9e\u73b0\u589e\u91cf\u5907\u4efd\uff0c\u901f\u5ea6\u5feb\u9002\u5408\u6bd4\u8f83\u70e6\u5fd9\u7684\u6570\u636e\u5e93\uff01<\/p>\n<p>\u8bf4\u660e\uff1a\u8981\u6c42\u4f60\u7684MySQL\u7684\u6570\u636e\u76ee\u5f55\u5fc5\u987b\u5728lvm\u5377\u4e0a\uff01<\/p>\n<p>\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff0c<\/p>\n<p>(1).\u5728MySQL\u4e2d\u4e3a\u6240\u6709\u8868\u52a0\u8bfb\u9501\uff0c\u4e0d\u8981\u5173\u95ed\u7ec8\u7aef\uff0c\u5426\u5219\u9501\u5c06\u5931\u6548,\u6eda\u52a8\u65e5\u5fd7<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; flush tables with\u00a0<\/code><code>read<\/code>\u00a0<code>lock;<\/code><\/div>\n<div><code>Query OK, 0 rows affected (0.01 sec)<\/code><\/div>\n<div><code>mysql&gt; flush logs;<\/code><\/div>\n<div><code>Query OK, 0 rows affected (0.02 sec)<\/code><\/div>\n<div><code>mysql&gt; show master status;<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| File\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Position | Binlog_Do_DB | Binlog_Ignore_DB |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>| mysql-bin.000004 |\u00a0\u00a0\u00a0\u00a0\u00a0 107 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<\/code><\/div>\n<div><code>+------------------+----------+--------------+------------------+<\/code><\/div>\n<div><code>1 row\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(0.00 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(2).\u53e6\u5f00\u4e00\u7ec8\u7aef\u901f\u5ea6\u5efa\u7acb\u5feb\u7167,\u6211\u7684\u90a3\u4e2a\u5377\u7ec4\u662f\/dev\/myvg\/mydata<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># lvcreate -L 2G -n mysql-snap -s -p r \/dev\/myvg\/mydata<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(3).\u901f\u5ea6\u91ca\u653e\u8bfb\u9501<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; unlock tables;<\/code><\/div>\n<div><code>Query OK, 0 rows affected (0.00 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(4).\u6302\u8f7d\u5feb\u7167\uff0c\u62f7\u5907\u51fa\u6765\uff0c\u5378\u8f7d\u5feb\u7167\uff0c\u5220\u9664\u5feb\u7167<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># mount \/dev\/myvg\/mysql-snap \/mnt<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># mkdir \/root\/mybackup\/lvm<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># cp -pR \/mnt\/* \/root\/mybackup\/lvm\/<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># umount \/mnt<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># lvremove \/dev\/myvg\/mysql-snap<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(5).\u5c31\u8fd9\u6837\u4e00\u6b21\u5b8c\u6574\u5907\u4efd\u5c31\u5b8c\u6210\u4e86\uff0c\u4e0b\u9762\u6765\u6d4b\u8bd5\u80fd\u5426\u6b63\u5e38\u4f7f\u7528<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># service mysqld stop<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># rm -rf\u00a0 \/mydata\/*<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># cp -Rp \/root\/mybackup\/lvm\/* \/mydata\/<\/code><\/div>\n<div><code>[root@mysql ~]<\/code><code># service mysqld start #\u5982\u679c\u80fd\u6b63\u5e38\u542f\u52a8\u4ee3\u8868\u6ca1\u6709\u95ee\u9898<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(6).\u5982\u679c\u5728\u5b8c\u6574\u5907\u4efd\u540eMySQL\u51fa\u73b0\u6545\u969c\uff0c\u4e0emysqldump\u4e00\u6837\uff0c\u5148\u6062\u590d\u4e0a\u6b21\u7684\u5b8c\u6574\u5907\u4efd\uff0c\u518d\u5229\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6062\u590d\uff0c\u627e\u5230\u5b8c\u6574\u5907\u4efd\u65f6\u7684\u4e8c\u8fdb\u5236\u4f4d\u7f6e\uff0c\u628a\u4ece\u90a3\u65f6\u5230\u6545\u969c\u524d\u7684\u65e5\u5fd7\u7528mysqlbinlog\u5bfc\u51fa\u6765\uff0c\u7136\u540e\u518d\u5bfc\u5165\u5230MySQL\u4e2d\u3002\u8fd9\u4e2a\u540cmysqldump\u4e2d\u5b9e\u9a8c\u4e00\u81f4\u5c31\u4e0d\u91cd\u590d\u4e86\u3002<\/p>\n<p>(7).\u603b\u7ed3<\/p>\n<p>\u7528lvm\u7684\u5feb\u7167\u6765\u5907\u4efd\u901f\u5ea6\u662f\u975e\u5e38\u5feb\u7684\uff0c\u800c\u4e14\u51e0\u4e4e\u70ed\u5907\uff0c\u6062\u590d\u4e5f\u5f88\u5feb\u901f\uff0c\u64cd\u4f5c\u4e5f\u7b80\u5355\uff0c\u5b8c\u6574\u6062\u590d\u540e\u518d\u5c06\u76f8\u5e94\u4e8c\u8fdb\u5236\u6062\u590d\u5373\u53ef\u3002<\/p>\n<p>4.\u7b56\u7565\u56db\uff1axtrabackup \u5907\u4efd\u6570\u636e\u5e93\uff0c\u5b9e\u73b0\u5b8c\u5168\u70ed\u5907\u4efd\u4e0e\u589e\u91cf\u70ed\u5907\u4efd\uff08MyISAM\u662f\u6e29\u5907\u4efd\uff0cInnoDB\u662f\u70ed\u5907\u4efd\uff09<\/p>\n<p>(1).\u5b89\u88c5percona-xtrabackup-2.1.3-608\u6240\u9700\u7684\u4f9d\u8d56\u5305<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># yum install libaio libaio-devel perl-Time-HiRes curl curl-devel zlib-devel openssl-devel perl cpio expat-devel gettext-devel perl-ExtUtils-MakeMaker perl-DBD-MySQL.*\u00a0 -y<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(2).\u89e3\u538b\u8f6f\u4ef6\u5305\u952e\u5165\u547d\u4ee4\u6587\u4ef6\u76ee\u5f55<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># tar xf percona-xtrabackup-2.1.3-608.tar.gz<\/code><\/div>\n<div><code>[root@mysql src]<\/code><code># cd percona-xtrabackup-2.1.3\/bin\/<\/code><\/div>\n<div><code>[root@mysql bin]<\/code><code># ll<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 112284<\/code><\/div>\n<div><code>-rwxr-xr-x 2 root root\u00a0\u00a0 110738 5\u6708\u00a0 23 02:50 innobackupex<\/code><\/div>\n<div><code>lrwxrwxrwx 2 root root\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 12 7\u6708\u00a0 23 04:48 innobackupex-1.5.1 -&gt; innobackupex<\/code><\/div>\n<div><code>-rwxr-xr-x 2 root root\u00a0 2211237 5\u6708\u00a0 23 02:50 xbcrypt<\/code><\/div>\n<div><code>-rwxr-xr-x 2 root root\u00a0 2285672 5\u6708\u00a0 23 02:50 xbstream<\/code><\/div>\n<div><code>-rwxr-xr-x 2 root root 13033745 5\u6708\u00a0 23 02:50 xtrabackup<\/code><\/div>\n<div><code>-rwxr-xr-x 2 root root 16333506 5\u6708\u00a0 23 02:28 xtrabackup_55<\/code><\/div>\n<div><code>-rwxr-xr-x 2 root root 80988093 5\u6708\u00a0 23 02:40 xtrabackup_56<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(3).\u5c06innobackupex\u3001xtrabackup\u7b49\u6587\u4ef6copy\u5230mysql\u7a0b\u5e8f\u76ee\u5f55\u4e0b\/bin\u3001\u76ee\u5f55<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql bin]<\/code><code># cp -pl * \/usr\/local\/mysql\/bin\/<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(4).\u5c06mysql\u5b89\u88c5\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u505a\u8f6f\u94fe\u63a5\u5230\/usr\/bin\/\u76ee\u5f55\u4e0b\u3002\u8fd9\u4e2a\u6bd4\u53d8\u91cf\u65b9\u4fbf\uff0c\u8fd9\u6837\u5c31\u5b8c\u6210\u4e86\u90e8\u7f72\u5b89\u88c5<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql bin]<\/code><code># ln -sv \/usr\/local\/mysql\/bin\/* \/usr\/bin\/<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(5).\u6d4b\u8bd5<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql bin]<\/code><code># innobackupex<\/code><\/div>\n<div><code>innobackupex\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 innobackupex-1.5.1<\/code><\/div>\n<div><code>[root@mysql bin]<\/code><code># xtrabackup<\/code><\/div>\n<div><code>xtrabackup\u00a0\u00a0\u00a0\u00a0 xtrabackup_55\u00a0 xtrabackup_56<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(6).\u67e5\u770binnobackupex\u9009\u9879<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># innobackupex --help<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(7).\u8bbe\u7f6emysql\u5bc6\u7801<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># mysqladmin -uroot password 123456<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(8).\u5168\u5e93\u5907\u4efd<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql ~]<\/code><code># innobackupex --host=localhost --user=root --password=123456 \/root\/mybackup\/xtrabackup\/<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>xtrabackup: Error: Please\u00a0<\/code><code>set<\/code>\u00a0<code>parameter\u00a0<\/code><code>'datadir'<\/code><\/div>\n<div><code>innobackupex: Error: ibbackup child process has died at\u00a0<\/code><code>\/usr\/bin\/innobackupex<\/code>\u00a0<code>line 389.<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff0c<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># vim \/etc\/my.cnf<\/code><\/div>\n<div><code>#\u589e\u52a0\u4e00\u884c<\/code><\/div>\n<div><code>datadir =\u00a0<\/code><code>\/mydata\/data<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u518d\u6b21\u6267\u884c\u6210\u529f\uff0c<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql xtrabackup]<\/code><code># innobackupex --host=localhost --user=root --password=123456\u00a0 --defaults-file=\/etc\/my.cnf \/root\/mybackup\/xtrabackup\/<\/code><\/div>\n<div><code>130723 05:29:13\u00a0 innobackupex: completed OK!<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(9).\u67e5\u770b\u5907\u4efd\u6587\u4ef6<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql xtrabackup]<\/code><code># ll<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 4<\/code><\/div>\n<div><code>drwxr-xr-x 5 root root 4096 7\u6708\u00a0 23 05:33 2013-07-23_05-32-51<\/code><\/div>\n<div><code>[root@mysql xtrabackup]<\/code><code># cd 2013-07-23_05-32-51\/<\/code><\/div>\n<div><code>[root@mysql 2013-07-23_05-32-51]<\/code><code># ll<\/code><\/div>\n<div><code>\u603b\u7528\u91cf 190496<\/code><\/div>\n<div><code>-rw-r--r-- 1 root root\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 260 7\u6708\u00a0 23 05:32 backup-my.cnf<\/code><\/div>\n<div><code>-rw-r----- 1 root root 195035136 7\u6708\u00a0 23 05:32 ibdata1<\/code><\/div>\n<div><code>drwxr-xr-x 2 root root\u00a0\u00a0\u00a0\u00a0\u00a0 4096 7\u6708\u00a0 23 05:33 mysql<\/code><\/div>\n<div><code>drwxr-xr-x 2 root root\u00a0\u00a0\u00a0\u00a0\u00a0 4096 7\u6708\u00a0 23 05:33 performance_schema<\/code><\/div>\n<div><code>drwx------ 2 root root\u00a0\u00a0\u00a0\u00a0\u00a0 4096 7\u6708\u00a0 23 05:33\u00a0<\/code><code>test<\/code><\/div>\n<div><code>-rw-r--r-- 1 root root\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 13 7\u6708\u00a0 23 05:33 xtrabackup_binary<\/code><\/div>\n<div><code>-rw-r--r-- 1 root root\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 23 7\u6708\u00a0 23 05:33 xtrabackup_binlog_info<\/code><\/div>\n<div><code>-rw-r----- 1 root root\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 95 7\u6708\u00a0 23 05:33 xtrabackup_checkpoints<\/code><\/div>\n<div><code>-rw-r----- 1 root root\u00a0\u00a0\u00a0\u00a0\u00a0 2560 7\u6708\u00a0 23 05:33 xtrabackup_logfile<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u6570\u636e\u4f1a\u5b8c\u6574\u5907\u4efd\u5230\/root\/mybackup\/xtrabackup\/\u4e2d\u76ee\u5f55\u540d\u5b57\u4e3a\u5f53\u524d\u7684\u65e5\u671f\uff0cxtrabackup\u4f1a\u5907\u4efd\u6240\u6709\u7684InnoDB\u8868\uff0cMyISAM\u8868\u53ea\u662f\u590d\u5236\u8868\u7ed3\u6784\u6587\u4ef6\u3001\u4ee5\u53caMyISAM\u3001MERGE\u3001CSV\u548cARCHIVE\u8868\u7684\u76f8\u5173\u6587\u4ef6\uff0c\u540c\u65f6\u8fd8\u4f1a\u5907\u4efd\u89e6\u53d1\u5668\u548c\u6570\u636e\u5e93\u914d\u7f6e\u4fe1\u606f\u76f8\u5173\u7684\u6587\u4ef6\u3002\u9664\u4e86\u4fdd\u5b58\u6570\u636e\u5916\u8fd8\u751f\u6210\u4e86\u4e00\u4e9bxtrabackup\u9700\u8981\u7684\u6570\u636e\u6587\u4ef6\uff0c\u8be6\u89e3\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>xtrabackup_checkpoints \u00a0\u5907\u4efd\u7c7b\u578b\uff08\u5982\u5b8c\u5168\u6216\u589e\u91cf\uff09\u3001\u5907\u4efd\u72b6\u6001\uff08\u5982\u662f\u5426\u5df2\u7ecf\u4e3aprepared\u72b6\u6001\uff09\u548cLSN(\u65e5\u5fd7\u5e8f\u5217\u53f7)\u8303\u56f4\u4fe1\u606f\uff1b\u6bcf\u4e2aInnoDB\u9875(\u901a\u5e38\u4e3a16k\u5927\u5c0f)\u90fd\u4f1a\u5305\u542b\u4e00\u4e2a\u65e5\u5fd7\u5e8f\u5217\u53f7\uff0c\u5373LSN\u3002LSN\u662f\u6574\u4e2a\u6570\u636e\u5e93\u7cfb\u7edf\u7684\u7cfb\u7edf\u7248\u672c\u53f7\uff0c\u6bcf\u4e2a\u9875\u9762\u76f8\u5173\u7684LSN\u80fd\u591f\u8868\u660e\u6b64\u9875\u9762\u6700\u8fd1\u662f\u5982\u4f55\u53d1\u751f\u6539\u53d8\u7684\u3002<\/li>\n<li>xtrabackup_binlog_info mysql\u670d\u52a1\u5668\u5f53\u524d\u6b63\u5728\u4f7f\u7528\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u53ca\u81f3\u5907\u4efd\u8fd9\u4e00\u523b\u4e3a\u6b62\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e8b\u4ef6\u7684\u4f4d\u7f6e\u3002<\/li>\n<li>xtrabackup_binary \u5907\u4efd\u4e2d\u7528\u5230\u7684xtrabackup\u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/li>\n<li>backup-my.cnf \u5907\u4efd\u547d\u4ee4\u7528\u5230\u7684\u914d\u7f6e\u9009\u9879\u4fe1\u606f\u3002<\/li>\n<li>xtrabackup_logfile \u8bb0\u5f55\u6807\u51c6\u8f93\u51fa\u4fe1\u606fxtrabackup_logfile<\/li>\n<\/ul>\n<p>(10).\u6d4b\u8bd5\u6062\u590dMySQL,\u7528xtrabackup\u6765\u5b8c\u6574\u6062\u590d<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># service mysqld stop<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># rm -rf \/mydata\/data\/*<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># innobackupex --apply-log \/root\/mybackup\/xtrabackup\/2013-07-23_05-48-03\/<\/code><\/div>\n<div><code>#--apply-log \u7684\u610f\u4e49\u5728\u4e8e\u628a\u5907\u4efd\u65f6\u6ca1commit\u7684\u4e8b\u52a1\u64a4\u9500\uff0c\u5df2\u7ecfcommit\u7684\u4f46\u8fd8\u5728\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u7684\u5e94\u7528\u5230\u6570\u636e\u5e93<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># innobackupex --copy-back \/root\/mybackup\/xtrabackup\/2013-07-23_05-48-03\/<\/code><\/div>\n<div><code>#--copy-back\u6570\u636e\u5e93\u6062\u590d\uff0c\u540e\u9762\u8ddf\u4e0a\u5907\u4efd\u76ee\u5f55\u7684\u4f4d\u7f6e<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># chown -R mysql:mysql \/mydata\/data<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># service mysqld start #\u5982\u679c\u80fd\u542f\u52a8\u4ee3\u8868\u6062\u590d\u6b63\u5e38<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(11).\u5728\u8868\u4e2d\u65b0\u589e\u4e00\u4e9b\u6570\u636e<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>mysql&gt; insert into t1 values (123),(456),(789);<\/code><\/div>\n<div><code>#\u67e5\u770b\u4e00\u4e0b\u6570\u636e<\/code><\/div>\n<div><code>mysql&gt; use\u00a0<\/code><code>test<\/code><code>;<\/code><\/div>\n<div><code>Database changed<\/code><\/div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>* from t1 order by\u00a0<\/code><code>id<\/code>\u00a0<code>desc limit 10;<\/code><\/div>\n<div><code>+------+<\/code><\/div>\n<div><code>|\u00a0<\/code><code>id<\/code>\u00a0\u00a0\u00a0<code>|<\/code><\/div>\n<div><code>+------+<\/code><\/div>\n<div><code>|\u00a0 789 |<\/code><\/div>\n<div><code>|\u00a0 456 |<\/code><\/div>\n<div><code>|\u00a0 333 |<\/code><\/div>\n<div><code>|\u00a0 222 |<\/code><\/div>\n<div><code>|\u00a0 123 |<\/code><\/div>\n<div><code>|\u00a0 111 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 33 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 22 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 11 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>+------+<\/code><\/div>\n<div><code>10 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(9.47 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(12).\u589e\u91cf\u5907\u4efd<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># innobackupex --user=root --password=123456 --incremental --incremental-basedir=\/root\/mybackup\/xtrabackup\/2013-07-23_05-48-03\/ \/root\/mybackup\/xtrabackup\/<\/code><\/div>\n<div><code>#--incremental \u6307\u5b9a\u662f\u589e\u91cf\u5907\u4efd<\/code><\/div>\n<div><code>#--incremental-basedir \u6307\u5b9a\u57fa\u4e8e\u54ea\u4e2a\u5b8c\u6574\u5907\u4efd\u505a\u589e\u91cf\u5907\u4efd\uff0c\u6700\u540e\u662f\u589e\u91cf\u5907\u4efd\u4fdd\u5b58\u7684\u76ee\u5f55<\/code><\/div>\n<div><code>\u6ce8\uff1a\u589e\u91cf\u5907\u4efd\u53ea\u80fd\u5bf9InnoDB\u5f15\u64ce\u505a\u589e\u91cf\u5907\u4efd\uff0c\u5bf9MyISAM\u7684\u8868\u662f\u5b8c\u5168\u590d\u5236<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(13).\u6d4b\u8bd5\u589e\u91cf\u5907\u4efd\u6062\u590d<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># service mysqld stop<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># rm -rf \/mydata\/data\/*<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># innobackupex --apply-log --redo-only<\/code><\/div>\n<div><code>#--redo-only \u6307\u7684\u662f\u628a\u5907\u4efd\u65f6commit\u7684\u4f46\u8fd8\u5728\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u7684\u5e94\u7528\u5230\u65f6\u6570\u636e\uff0c\u4f46\u662f\u8fd8\u6ca1\u63d0\u4ea4\u7684\u4e0d\u64a4\u6d88\uff0c<\/code><\/div>\n<div><code>\u56e0\u4e3a\u8fd9\u4e2a\u4e8b\u52a1\u53ef\u80fd\u5728\u589e\u91cf\u5907\u4efd\u4e2d\u63d0\u4ea4\uff0c\u5047\u5982\u7684\u64a4\u6d88\u4e86\u589e\u91cf\u5907\u4efd\u4e2d\u5c31\u63d0\u4ea4\u4e0d\uff0c\u56e0\u4e3a\u4e8b\u52a1\u5df2\u7ecf\u4e0d\u5b8c\u6574<\/code><\/div>\n<div><code>#\/root\/mybackup\/xtrabackup\/2013-07-23_05-48-03\/ \u662f\u5b8c\u5168\u5907\u4efd\u7684\u76ee\u5f55<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(14).\u5c06\u589e\u91cf\u5907\u4efd\u5168\u90e8\u5e76\u5230\u5b8c\u6574\u5907\u4efd\u4e2d\u53bb<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># innobackupex --apply-log \/root\/mybackup\/xtrabackup\/2013-07-23_05-48-03\/ --incremental-dir=\/root\/mybackup\/xtrabackup\/2013-07-23_06-05-37\/<\/code><\/div>\n<div><code>#\/root\/mybackup\/xtrabackup\/2013-07-23_05-48-03\/ \u8fd9\u4e2a\u662f\u5b8c\u6574\u5907\u4efd\u7684\u76ee\u5f55<\/code><\/div>\n<div><code>#--incremental-dir \u540e\u8ddf\u7684\u662f\u589e\u91cf\u5907\u4efd\u7684\u76ee\u5f55<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u6ce8\uff1a\u8fd9\u4e2a\u4f1a\u4f7f\u589e\u91cf\u5907\u4efd\u4e2d\u7684\u7684\u6570\u636e\u5408\u5e76\u5230\u5b8c\u6574\u5907\u4efd\u4e2d\uff0c\u5982\u679c\u8fd8\u6709\u589e\u91cf\u5907\u4efd\uff0c\u7ee7\u7eed\u5408\u5e76\uff0c\u6062\u590d\u65f6\u6062\u590d\u5b8c\u6574\u5907\u4efd\u5373\u53ef<\/p>\n<p>(15).\u6062\u590d\u6570\u636e\uff0c\u5e76\u8d77\u52a8MySQL<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># innobackupex --copy-back \/root\/mybackup\/xtrabackup\/2013-07-23_05-48-03\/<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># chown -R mysql:mysql \/mydata\/data\/<\/code><\/div>\n<div><code>[root@mysql data]<\/code><code># service mysqld start<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>(16).\u67e5\u770b\u6570\u636e\u6709\u6ca1\u4e22\u5931<\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>[root@mysql data]<\/code><code># mysql -uroot -p123456 test<\/code><\/div>\n<div><code>mysql&gt; use\u00a0<\/code><code>test<\/code><code>;<\/code><\/div>\n<div><code>Database changed<\/code><\/div>\n<div><code>mysql&gt;\u00a0<\/code><code>select<\/code>\u00a0<code>* from t1 order by\u00a0<\/code><code>id<\/code>\u00a0<code>desc limit 10;<\/code><\/div>\n<div><code>+------+<\/code><\/div>\n<div><code>|\u00a0<\/code><code>id<\/code>\u00a0\u00a0\u00a0<code>|<\/code><\/div>\n<div><code>+------+<\/code><\/div>\n<div><code>|\u00a0 789 |<\/code><\/div>\n<div><code>|\u00a0 456 |<\/code><\/div>\n<div><code>|\u00a0 333 |<\/code><\/div>\n<div><code>|\u00a0 222 |<\/code><\/div>\n<div><code>|\u00a0 123 |<\/code><\/div>\n<div><code>|\u00a0 111 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 33 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 22 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 11 |<\/code><\/div>\n<div><code>|\u00a0\u00a0 10 |<\/code><\/div>\n<div><code>+------+<\/code><\/div>\n<div><code>10 rows\u00a0<\/code><code>in<\/code>\u00a0<code>set<\/code>\u00a0<code>(9.47 sec)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>\u6240\u6709\u6570\u636e\u5168\u90e8\u6062\u590d\uff01<\/p>\n<p>17.\u603b\u7ed3<\/p>\n<p>\u5982\u679c\u5728\u589e\u91cf\u5907\u4efd\u540e\u6570\u636e\u5e93\u51fa\u73b0\u6545\u969c\uff0c\u6211\u4eec\u9700\u8981\u901a\u8fc7\u5b8c\u6574\u5907\u4efd+\u5230\u73b0\u5728\u4e3a\u6b62\u7684\u6240\u6709\u589e\u91cf\u5907\u4efd+\u6700\u540e\u4e00\u6b21\u589e\u91cf\u5907\u4efd\u5230\u73b0\u5728\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6765\u6062\u590d\u3002<\/p>\n<p>18.\u9644\u6ce8<\/p>\n<p><strong>\u5355\u72ec\u5907\u4efd\uff1a<\/strong><\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>innobackupex --user=root --password=123456 --defaults-<\/code><code>file<\/code><code>=<\/code><code>\/etc\/my<\/code><code>.cnf --database=<\/code><code>test<\/code>\u00a0<code>\/root\/mybackup<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p><strong>\u5907\u4efd\u5e76\u6253\u5305\u538b\u7f29\uff1a<\/strong><\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>innobackupex --user=root --password=123456 --defaults-<\/code><code>file<\/code><code>=<\/code><code>\/etc\/my<\/code><code>.cnf --database=<\/code><code>test<\/code>\u00a0<code>--stream=<\/code><code>tar<\/code>\u00a0<code>\/root\/mybackup\/<\/code>\u00a0<code>|\u00a0<\/code><code>gzip<\/code>\u00a0<code>&gt;\u00a0<\/code><code>\/root\/mybackup\/testdb<\/code><code>.<\/code><code>tar<\/code><code>.gz<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p><strong>\u5e26\u65f6\u95f4\u6233\uff1a<\/strong><\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>innobackupex --user=root --password=123456 --defaults-<\/code><code>file<\/code><code>=<\/code><code>\/etc\/my<\/code><code>.cnf --database=<\/code><code>test<\/code>\u00a0<code>--stream=<\/code><code>tar<\/code>\u00a0<code>\/root\/mybackup\/<\/code>\u00a0<code>|\u00a0<\/code><code>gzip<\/code>\u00a0<code>&gt;\u00a0<\/code><code>\/root\/mybackup\/<\/code><code>`<\/code><code>date<\/code>\u00a0<code>+%F`_testdb.<\/code><code>tar<\/code><code>.gz<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p><strong>\u5907\u4efd\u4fe1\u606f\u8f93\u51fa\u91cd\u5b9a\u5411\u5230\u6587\u4ef6\uff1a<\/strong><\/p>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>innobackupex --user=root --password=123456 --defaults-<\/code><code>file<\/code><code>=<\/code><code>\/etc\/my<\/code><code>.cnf --database=<\/code><code>test<\/code>\u00a0<code>--stream=<\/code><code>tar<\/code>\u00a0<code>\/root\/mybackup\/<\/code>\u00a0<code>2&gt;<\/code><code>\/root\/mybackup\/test<\/code><code>.log |\u00a0<\/code><code>gzip<\/code>\u00a0<code>1&gt;<\/code><code>\/root\/mybackup\/test<\/code><code>.<\/code><code>tar<\/code><code>.gz<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<div>\n<div>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<div>\n<div><code>--stream\u00a0<\/code><code>#\u6307\u5b9a\u6d41\u7684\u683c\u5f0f\uff0c\u76ee\u524d\u53ea\u652f\u6301tar<\/code><\/div>\n<div><code>--database=<\/code><code>test<\/code>\u00a0<code>#\u5355\u72ec\u5bf9test\u6570\u636e\u5e93\u505a\u5907\u4efd \uff0c\u82e5\u662f\u4e0d\u6dfb\u52a0\u6b64\u53c2\u6570\u90a3\u5c31\u90a3\u5c31\u662f\u5bf9\u5168\u5e93\u505a<\/code><\/div>\n<div><code>2&gt;<\/code><code>\/root\/mybackup\/test<\/code><code>.log\u00a0<\/code><code>#\u8f93\u51fa\u4fe1\u606f\u5199\u5165\u65e5\u5fd7\u4e2d<\/code><\/div>\n<div><code>1&gt;<\/code><code>\/root\/mybackup\/test<\/code><code>.<\/code><code>tar<\/code><code>.gz\u00a0<\/code><code>#\u6253\u5305\u538b\u7f29\u5b58\u50a8\u5230\u8be5\u6587\u4ef6\u4e2d<\/code><\/div>\n<div><code>\u89e3\u538b\u00a0<\/code><code>tar<\/code>\u00a0<code>-izxvf \u8981\u52a0-i\u53c2\u6570\uff0c\u5b98\u65b9\u89e3\u91ca innobackupex: You must use -i (--ignore-zeros) option\u00a0<\/code><code>for<\/code>\u00a0<code>extraction of the\u00a0<\/code><code>tar<\/code>\u00a0<code>stream.<\/code><\/div>\n<div><code>\u5728\u5907\u4efd\u5b8c\u6210\u540e\uff0c\u6570\u636e\u5c1a\u4e14\u4e0d\u80fd\u7528\u4e8e\u6062\u590d\u64cd\u4f5c\uff0c\u56e0\u4e3a\u5907\u4efd\u7684\u6570\u636e\u4e2d\u53ef\u80fd\u4f1a\u5305\u542b\u5c1a\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\u6216\u5df2\u7ecf\u63d0\u4ea4\u4f46\u5c1a\u672a\u540c\u6b65\u81f3\u6570\u636e\u6587\u4ef6\u4e2d\u7684\u4e8b\u52a1\u3002<\/code><\/div>\n<div><code>\u6b64\u65f6\u6570\u636e\u6587\u4ef6\u4ecd\u5904\u7406\u4e0d\u4e00\u81f4\u72b6\u6001\u3002\u201c\u51c6\u5907\u201d\u7684\u4e3b\u8981\u4f5c\u7528\u6b63\u662f\u901a\u8fc7\u56de\u6eda\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\u53ca\u540c\u6b65\u5df2\u7ecf\u63d0\u4ea4\u7684\u4e8b\u52a1\u81f3\u6570\u636e\u6587\u4ef6\u4e5f\u4f7f\u5f97\u6570\u636e\u6587\u4ef6\u5904\u4e8e\u4e00\u81f4\u6027\u72b6\u6001\u3002<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>5.\u7b56\u7565\u4e94\uff1a\u4e3b\u4ece\u590d\u5236\uff08replication\uff09\u5b9e\u73b0\u6570\u636e\u5e93\u5b9e\u65f6\u5907\u4efd\uff08\u96c6\u7fa4\u4e2d\u5e38\u7528\uff09<\/p>\n<p>\u8bf4\u660e\uff0cMySQL\u4e3b\u4ece\u590d\u5236\u4f1a\u5355\u72ec\u5199\u4e00\u7bc7\u535a\u5ba2\u8bb2\u89e3\uff0c\u4eca\u5929\u5c31\u8bf4\u5230\u8fd9\uff0c\u563f\u563f\uff01^_^\u2026\u2026<\/p>\n<p>\u672c\u6587\u51fa\u81ea \u201c<a href=\"http:\/\/freeloda.blog.51cto.com\/\">Share your knowledge \u2026\u00a0<\/a>\u201d \u535a\u5ba2\uff0c\u8bf7\u52a1\u5fc5\u4fdd\u7559\u6b64\u51fa\u5904<a href=\"http:\/\/freeloda.blog.51cto.com\/2033581\/1254883\">http:\/\/freeloda.blog.51cto.com\/2033581\/1254883<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001MySQL\u5907\u4efd\u7c7b\u578b \u4e8c\u3001MySQL\u5907\u4efd\u90fd\u5907\u4efd\u4ec0\u4e48\uff1f \u4e09\u3001MySQL\u5907\u4efd\u5de5\u5177 \u56db\u3001MySQL\u5907\u4efd\u7b56\u7565 \u4e94\u3001\u5907 &hellip; <a href=\"https:\/\/ybzx.vip\/wp\/?p=1273\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">MySQL \u5907\u4efd\u4e0e\u8fd8\u539f\u8be6\u89e3<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[117],"tags":[78,91],"class_list":["post-1273","post","type-post","status-publish","format-standard","hentry","category-network","tag-linux","tag-mysql"],"_links":{"self":[{"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=\/wp\/v2\/posts\/1273","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1273"}],"version-history":[{"count":0,"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=\/wp\/v2\/posts\/1273\/revisions"}],"wp:attachment":[{"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ybzx.vip\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}