{"id":932,"date":"2017-09-13T22:46:51","date_gmt":"2017-09-13T14:46:51","guid":{"rendered":"http:\/\/www.5x44.cn\/?p=932"},"modified":"2017-09-14T23:12:44","modified_gmt":"2017-09-14T15:12:44","slug":"mysql%e5%a4%87%e4%bb%bd%e5%b7%a5%e5%85%b7-xtrabackup","status":"publish","type":"post","link":"https:\/\/www.5x44.cn\/?p=932","title":{"rendered":"MYSQL\u5907\u4efd\u5de5\u5177\u2014\u2014innobackupex\u7a0b\u5e8f"},"content":{"rendered":"<p>\u5b98\u65b9\u6587\u6863\uff1a<a href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/innobackupex_script.html\">https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/innobackupex_script.html<\/a><\/p>\n<p>innobackupex\u7a0b\u5e8f\u662f\u94fe\u63a5\u5230 <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/xtrabackup_bin\/xtrabackup_binary.html\"><span class=\"doc\">xtrabackup<\/span><\/a> \u7684C\u7a0b\u5e8f\u3002\u5b83\u8ba9\u4f60\u5728\u4e00\u4e2a\u7279\u5b9a\u7684\u65f6\u95f4\u70b9\u5bf9InnoDB|XtraDB\u8868\uff0cMyISAM\u8868\u6216\u5176\u5b83\u8868\u7c7b\u578b\u8fdb\u884c\u5907\u4efd\u3002\u5728\u4e4b\u524d\u7684\u7248\u672c\uff08\u6ca1\u5199\u5177\u4f53\u54ea\u4e2a\u7248\u672c\u7528\u7684\u662fPERL\u811a\u672c\uff0c\u5199\u8fd9\u6587\u6863\u65f6\u7684\u7248\u672c\u662f2.4\uff09innobackupex\u662f\u4ee5Perl\u811a\u672c\u5b9e\u73b0\u7684\u3002<\/p>\n<h1>\u5907\u4efd\u6d41\u7a0b\u2014\u2014\u5168\u91cf\u5907\u4efd<\/h1>\n<h2>\u4f7f\u7528innobackupex\u521b\u5efa\u5907\u4efd\uff1a<\/h2>\n<pre>$ innobackupex --user=DBUSER --password=DBUSERPASS \/path\/to\/BACKUP-DIR\/<\/pre>\n<p>\u68c0\u67e5\u6700\u540e\u4e24\u884c\u7684\u8f93\u51fa\uff1a<\/p>\n<pre>innobackupex: Backup created in directory '\/path\/to\/BACKUP-DIR\/2013-03-25_00-00-09'\r\ninnobackupex: MySQL binlog position: filename 'mysql-bin.000003', position 1946\r\n111225 00:00:53  innobackupex: completed OK!<\/pre>\n<p>\u5907\u4efd\u5c06\u88ab\u5b58\u5230\u4ee5\u65f6\u95f4\u6233\u547d\u540d\u7684\u76ee\u5f55\u91cc\u3002\u4f8b\u5982\uff1a<code>\/path\/to\/BACKUP-DIR\/2013-03-25_00-00-09<\/code><br \/>\n<strong>innobackup<\/strong>\u5b9e\u9645\u4e0a\u662f\u8c03\u7528<strong>xtrabackup<\/strong>\u53bb\u5907\u4efdinnodb\u6240\u6709\u8868\u7684\u6570\u636e\u5e76COPY\u6240\u6709\u8868\u7684\u5b9a\u4e49\uff08<span style=\"color: #ff0000;\">.frm<\/span>\u6587\u4ef6\uff09\uff0cMyISAM\uff0cMERGE\uff08\u76f8\u5173\u5176\u5b83\u8868\uff09\u76f8\u5173\u7684\u6570\u636e\u548c\u6587\u4ef6\uff0c<span style=\"color: #ff0000;\">CSV<\/span>\u548c<span style=\"color: #ff0000;\">\u5f52\u6863\u8868<\/span>\uff0c\u76f8\u5173\u7684<span style=\"color: #ff0000;\">\u89e6\u53d1\u5668<\/span>\u548c<span style=\"color: #ff0000;\">\u6570\u636e\u5e93\u914d\u7f6e\u4fe1\u606f<\/span>\u5230\u8fd9\u4e2a\u65f6\u95f4\u6233\u547d\u540d\u7684\u76ee\u5f55\u3002\uff08\u7b80\u5355\u7684\u6765\u8bf4\u5c31\u662f\u6240\u6709\u6587\u4ef6\uff09<\/p>\n<h2>\u51c6\u5907\u4f7f\u7528innobackupex\u8fdb\u884c\u5168\u91cf\u5907\u4efd\uff1a<\/h2>\n<p>\u521b\u5efa\u5907\u4efd\u540e\uff0c\u6570\u636e\u8fd8\u4e0d\u80fd\u88ab\u7528\u6765\u6062\u590d\u3002\u56e0\u4e3a\u53ef\u80fd\u8fd8\u6709\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\u8981\u88ab\u53d6\u6d88(undo)\u6216\u88ab\u65e5\u5fd7\u91cd\u653e\uff08replay\uff09\u3002\u8fd9\u4e9b\u64cd\u4f5c\u90fd\u662f\u4e3a\u4e86\u6570\u636e\u7684\u4e00\u81f4\u6027\u5e76\u4e14\u8fd9\u4e5f\u662f<strong>\u51c6\u5907\u9636\u6bb5<\/strong>\u7684\u76ee\u7684\u3002\u4e00\u4f46\u8fd9\u4e2a\u9636\u6bb5\u5b8c\u6bd5\uff0c\u6570\u636e\u5c31\u53ef\u4ee5\u7528\u6765\u6062\u590d\u3002<\/p>\n<p><strong>innobackupex<\/strong>\u5fc5\u987b\u4f7f\u7528<span style=\"color: #ff0000;\">&#8211;apply-log<\/span>\u548c\u5b8c\u6574\u7684\u5907\u4efd\u76ee\u5f55:<\/p>\n<pre>$ innobackupex --apply-log \/path\/to\/BACKUP-DIR<\/pre>\n<p>\u7136\u540e\u68c0\u67e5\u8f93\u51fa\u8fdb\u7a0b\u7684\u6700\u540e\u51e0\u884c\uff1a<\/p>\n<pre>150806 01:01:57  InnoDB: Shutdown completed; log sequence number 1609228\r\n150806 01:01:57  innobackupex: completed OK!\r\n<\/pre>\n<p>\u5982\u679c<strong>innobackupex<\/strong>\u6210\u529f\u7684\u6267\u884c\u4e86\u6240\u6709\u5fc5\u8981\u7684\u64cd\u4f5c\uff0c\u6570\u636e\u53ef\u4ee5\u7acb\u5373\u7528\u6765\u6062\u590d\u3002<\/p>\n<p><strong>innobackupex<\/strong>\u901a\u8fc7\u8bfb\u53d6\u5907\u4efd\u76ee\u5f55\u4e2d\u7684<span style=\"color: #ff0000;\">backup-my.cnf<\/span>\u6587\u4ef6\u5f00\u59cb\u51c6\u5907\u8fc7\u7a0b\u3002<\/p>\n<p>\u5728\u8fd9\u4e4b\u540einnobackupex\u91cd\u653e\u65e5\u5fd7\u4e2d\u63d0\u4ea4\u7684\u4e8b\u52a1\uff08\u4e00\u4e9b\u4e8b\u52a1\u53ef\u80fd\u5728\u5907\u4efd\u8fc7\u7a0b\u4e2d\u5df2\u7ecf\u5907\u4efd\u5b8c\u4e86\uff09\u5e76\u4e14\u56de\u6eda\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\u3002\u4e00\u65e6\u8fd9\u4e00\u6b65\u5b8c\u6210\uff0c\u6240\u6709\u4fe1\u606f\u90fd\u5b58\u653e\u5728\u8868\u7a7a\u95f4\u6587\u4ef6\u4e2d\uff08innoDB\u6587\u4ef6\uff09\uff0c\u5e76\u4e14\u65e5\u5fd7\u6587\u4ef6\u88ab\u521b\u5efa\u3002<\/p>\n<p>\u8fd9\u6b65\u5b9e\u9645\u8c03\u7528<code>xtrabackup --prepare<\/code>\u4e24\u6b21\u3002<\/p>\n<p>\u6ce8\u610f\u51c6\u5907\u9636\u6bb5\u4e0d\u9002\u7528\u4e8e\u589e\u91cf\u5907\u4efd\u3002\u5982\u679c\u5728\u57fa\u4e8e\u589e\u91cf\u5907\u4efd\u7684\u8fc7\u7a0b\uff0c\u4f7f\u7528\u8fd9\u4e00\u8fc7\u7a0b\uff0c\u4f60\u5c06\u4e0d\u80fd\u6dfb\u52a0\u589e\u91cf\u3002\u8be6\u89c1\uff1a<a href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/incremental_backups_innobackupex.html\">https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/incremental_backups_innobackupex.html<\/a><\/p>\n<p><span style=\"color: #ff0000;\">&#8211;use-memory<\/span>\u9009\u9879\uff1a\u51c6\u5907\u8fc7\u7a0b\u53ef\u80fd\u901a\u8fc7\u4f7f\u7528\u66f4\u591a\u7684\u5185\u5b58\u7684\u65b9\u5f0f\u6765\u63d0\u9ad8\u901f\u5ea6\u3002\u5b83\u4f9d\u8d56\u4e8e\u7cfb\u7edf\u4e0a\u81ea\u7531\u7684\u6216\u53ef\u7528\u7684RAM\uff0c\u9ed8\u8ba4\u662f100MB\u3002\u4e00\u822c\u6765\u8bf4\u66f4\u591a\u7684\u53ef\u7528\u5185\u5b58\u80fd\u5904\u7406\u7684\u66f4\u597d\u3002\u4f8b\u5982\uff1a<br \/>\n$ innobackupex &#8211;apply-log &#8211;use-memory=4G \/path\/to\/BACKUP-DIR<\/p>\n<h2>\u4f7f\u7528innobackupex\u6062\u590d\u4e00\u4e2a\u5168\u91cf\u5907\u4efd<\/h2>\n<p>\u4e3a\u4e86\u65b9\u4fbf\uff0cinnobackupex\u6709\u4e00\u4e2a<span style=\"color: #ff0000;\">&#8211;copy-bac<\/span>k\u53c2\u6570\uff0c\u5b83\u5c06\u5907\u4efd\u6062\u590d\u5230\u670d\u52a1\u5668\u7684<span style=\"color: #ff6600;\">datadir<\/span>\u4e2d\u3002<\/p>\n<pre>$ innobackupex --copy-back \/path\/to\/BACKUP-DIR<\/pre>\n<p>\u5b83\u5c06\u670d\u52a1\u6240\u6709\u7684\u76f8\u5173\u6570\u636e\u6587\u4ef6\u5230\u670d\u52a1\u5668\u7684<span style=\"color: #ff0000;\">datadir<\/span>\u4e2d\uff0c<span style=\"color: #ff0000;\">datadir<\/span>\u7531\u670d\u52a1\u5668\u7684my.cnf\u51b3\u5b9a\u3002\u8f93\u51fa\u7684\u6700\u540e\u4e24\u884c\u663e\u793a\u6210\u529f\u4fe1\u606f\uff1a<\/p>\n<pre>innobackupex: Finished copying back files.\r\n\r\n111225 01:08:13  innobackupex: completed OK!<\/pre>\n<div class=\"admonition note\">\n<p class=\"first admonition-title\">\u6ce8\u610f\uff1a<\/p>\n<p class=\"last\">\u00a0<a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/glossary.html#term-datadir\"><span class=\"xref std std-term\">datadir<\/span><\/a> \u76ee\u5f55\u5fc5\u987b\u662f\u7a7a\u7684\uff1b <em>Percona XtraBackup<\/em> <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/innobackupex_option_reference.html#cmdoption-innobackupex-copy-back\"><code class=\"xref std std-option docutils literal\"><span class=\"pre\">innobackupex<\/span> <span class=\"pre\">--copy-back<\/span><\/code><\/a> \u9009\u9879\u4e0d\u4f1a\u8986\u76d6\u5df2\u7ecf\u6709\u6587\u4ef6\uff0c\u9664\u975e <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/innobackupex_option_reference.html#cmdoption-innobackupex-force-non-empty-directories\"><code class=\"xref std std-option docutils literal\"><span class=\"pre\">innobackupex<\/span> <span class=\"pre\">--force-non-empty-directories<\/span><\/code><\/a> \u9009\u9879\u88ab\u6307\u5b9a\uff0c\u540c\u6837\u8981\u6ce8\u610f\u4e00\u70b9\uff0c\u8fd9\u65f6MYSQL\u670d\u52a1\u9700\u8981\u5728\u6062\u590d\u524d\u505c\u6b62\u3002\u4f60\u4e0d\u80fd\u6062\u590d\u6570\u636e\u5230\u4e00\u4e2a\u6b63\u5728\u8fd0\u884c\u7684MYSQL\u5b9e\u4f8b\u7684<a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/glossary.html#term-datadir\"><span class=\"xref std std-term\">datadir<\/span><\/a>(\u9664\u975e\u6062\u590d\u7684\u662f\u4e00\u4e2a\u90e8\u5206\u5907\u4efd)\u3002<\/p>\n<\/div>\n<p>\u6587\u4ef6\u7684\u5c5e\u6027\u5c06\u4f1a\u88ab\u4fdd\u7559\uff0c\u5728\u5927\u591a\u6570\u65f6\u5019\uff0c\u5728\u542f\u52a8\u6570\u636e\u5e93\u670d\u52a1\u4e4b\u524d\u4f60\u9700\u8981\u53bb\u6539\u53d8\u4e00\u4e0b\u6062\u590d\u6587\u4ef6\u7684\u6240\u6709\u8005\u4e3amysql\uff0c\u56e0\u4e3a\u5b83\u4eec\u7684\u6240\u6709\u8005\u662f\u521b\u5efa\u5907\u4efd\u7684\u7528\u6237\uff1a<\/p>\n<pre>$ chown -R mysql:mysql \/var\/lib\/mysql<\/pre>\n<p>\u540c\u6837\u8981\u6ce8\u610f\uff0c\u6240\u6709\u7684\u6062\u590d\u64cd\u4f5c\u90fd\u7531<strong>innobackupex<\/strong>\u5b8c\u6210\uff0c\u6240\u4ee5\u4f60\u8981\u6709\u670d\u52a1\u5668<span style=\"color: #ff0000;\">datadir<\/span>\u7684\u5199\u6743\u9650\u3002<\/p>\n<h1>\u5176\u5b83\u7c7b\u578b\u7684\u5907\u4efd<\/h1>\n<h2>innobackupex\u7684\u589e\u91cf\u5907\u4efd\u529f\u80fd<\/h2>\n<p>\u56e0\u4e3a\u6bcf\u6b21\u5907\u4efd\u5e76\u4e0d\u662f\u6240\u6709\u7684\u6570\u636e\u90fd\u8981\u6539\u53d8\uff0c\u4f7f\u7528\u589e\u91cf\u5907\u4efd\u7684\u7b56\u7565\u53ef\u4ee5\u51cf\u5c11\u5b58\u50a8\u7a7a\u95f4\u548c\u5907\u4efd\u65f6\u95f4\u3002<\/p>\n<p>\u56e0\u4e3aInnoDB\u9875\u7684\u65e5\u5fd7\u5e8f\u5217\u53f7\u2014\u2014<span style=\"color: #ff0000;\">LSN<\/span>\uff0c\u5b83\u53ef\u4ee5\u505a\u4e3a\u6574\u4e2a\u6570\u636e\u5e93\u7684\u7248\u672c\u53f7\u3002\u6bcf\u6b21\u6570\u636e\u5e93\u88ab\u4fee\u6539\uff0c\u8fd9\u4e2a\u53f7\u7801\u90fd\u4f1a\u589e\u957f\uff0c\u6240\u4ee5innobackupex\u901a\u8fc7\u8fd9\u4e2a\u529f\u80fd\u6765\u5236\u4f5c\u589e\u91cf\u5907\u4efd\u3002<\/p>\n<p>\u589e\u91cf\u5907\u4efdCOPY\u6307\u5b9a<span style=\"color: #ff0000;\">LSN<\/span>\u4ee5\u540e\u7684\u6240\u6709\u9875\u3002<\/p>\n<p>\u4e00\u65e6\u8fd9\u4e9b\u9875\u6309\u7167\u5b83\u4eec\u7684\u987a\u5e8f\u88ab\u653e\u5230\u4e00\u8d77\uff0c\u5e94\u7528\u65e5\u5fd7\u5c06\u4f1a\u91cd\u65b0\u521b\u5efa\u88ab\u5f71\u54cd\u7684\u6570\u636e\u5e93\u7684\u8fdb\u7a0b\uff0c\u4ea7\u751f\u6700\u65b0\u7684\u5907\u4efd\u3002<\/p>\n<h3>\u4f7f\u7528innobackupex\u521b\u5efa\u589e\u91cf\u5907\u4efd<\/h3>\n<p>\uff081\uff09\u9700\u8981\u6709\u4e00\u4e2a\u5168\u91cf\u5907\u4efd\u505a\u4e3a\u4e4b\u540e\u589e\u91cf\u5907\u4efd\u7684\u57fa\u7840\uff1a<\/p>\n<pre>$ innobackupex \/data\/backups<\/pre>\n<p>\u8fd9\u5c06\u5728\/data\/backups\u91cc\u5efa\u7acb\u4e00\u4e2a\u65f6\u95f4\u6233\u6587\u4ef6\u5939\u3002\u5047\u8bbe\u8fd9\u4e2a\u5907\u4efd\u7684<code>BASEDIR<\/code>\u662f<code>\/data\/backups\/2013-03-31_23-01-18<\/code>\u3002<\/p>\n<p>\u5982\u679c\u5728<code>BASEDIR<\/code>\u4e2d\u68c0\u67e5<code>xtrabackup-checkpoints<\/code>\u6587\u4ef6\uff0c\u4f60\u5c06\u4f1a\u770b\u5230\u8bf8\u5982\u4e0b\u9762\u7684\u8bb0\u5f55\uff1a<\/p>\n<pre><span class=\"n\">backup_type<\/span> <span class=\"o\">=<\/span> <span class=\"n\">full<\/span><span class=\"o\">-<\/span><span class=\"n\">backuped<\/span>\r\n<span class=\"n\">from_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span>\r\n<span class=\"n\">to_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1626007<\/span>\r\n<span class=\"n\">last_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1626007<\/span>\r\n<span class=\"n\">compact<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span>\r\n<span class=\"n\">recover_binlog_info<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><\/pre>\n<p>\u4e4b\u540e\u521b\u5efa\u589e\u91cf\u5907\u4efd\u65f6\uff0c\u4f7f\u7528<code>--incremental<\/code>\u9009\u9879\uff0c\u5e76\u63d0\u4f9b<code>BASEDIR<\/code>\uff1a<\/p>\n<pre>$ innobackupex --incremental \/data\/backups --incremental-basedir=BASEDIR<\/pre>\n<p>\u4e4b\u540e\u5176\u5b83\u65f6\u95f4\u6233\u7684\u6587\u4ef6\u5939\u4f1a\u88ab\u521b\u5efa\u5728\/data\/backups\u76ee\u5f55\u91cc\uff0c\u5982\uff1a<code class=\"file docutils literal\"><span class=\"pre\">\/data\/backups\/2013-04-01_23-01-18<\/span><\/code>\uff0c\u5b83\u5305\u542b\u4e86\u589e\u91cf\u5907\u4efd\uff0c\u6211\u4eec\u79f0\u5b83\u4e3a<code class=\"docutils literal\"><span class=\"pre\">INCREMENTAL-DIR-1<\/span><\/code>\u3002<br \/>\n\u5982\u679c\u4f60\u68c0\u67e5<code class=\"docutils literal\"><span class=\"pre\">INCREMENTAL-DIR-1<\/span><\/code>\u76ee\u5f55\u4e0b\u7684<code class=\"file docutils literal\"><span class=\"pre\">xtrabackup-checkpoints<\/span><\/code>\u6587\u4ef6\uff0c\u4f60\u5c06\u4f1a\u770b\u5230\u7c7b\u4f3c\u8fd9\u6837\u7684\u5185\u5bb9\uff1a<\/p>\n<pre><span class=\"n\">backup_type<\/span> <span class=\"o\">=<\/span> <span class=\"n\">incremental<\/span>\r\n<span class=\"n\">from_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1626007<\/span>\r\n<span class=\"n\">to_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">4124244<\/span>\r\n<span class=\"n\">last_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">4124244<\/span>\r\n<span class=\"n\">compact<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span>\r\n<span class=\"n\">recover_binlog_info<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><\/pre>\n<p>\u63a5\u4e0b\u6765\u521b\u5efa\u5176\u5b83\u589e\u91cf\u5907\u4efd\u4e5f\u662f\u7c7b\u4f3c\u7684\uff0c\u4e0d\u8fc7\u8fd9\u65f6\u4e4b\u524d\u7684\u589e\u91cf\u6587\u4ef6\u5c06\u53d8\u6210\u57fa\u7840\uff0c\u5982\uff1a<\/p>\n<pre>$ innobackupex --incremental \/data\/backups --incremental-basedir=INCREMENTAL-DIR-1\r\n<\/pre>\n<p>\u4ea7\u751f <code class=\"file docutils literal\"><span class=\"pre\">\/data\/backups\/2013-04-02_23-01-18<\/span><\/code>\u76ee\u5f55\uff0c\u6211\u4eec\u79f0\u5b83\u4e3a<code class=\"docutils literal\"><span class=\"pre\">INCREMENTAL-DIR-2 <\/span><\/code>\u3002<\/p>\n<p>\u8fd9\u65f6<code class=\"docutils literal\"><span class=\"pre\">INCREMENTAL-DIR-2<\/span><\/code>\u76ee\u5f55\u4e0b\u7684<code class=\"file docutils literal\"><span class=\"pre\">xtrabackup-checkpoints<\/span><\/code>\u6587\u4ef6\u5e94\u8be5\u50cf\u662f\u8fd9\u6837\uff1a<\/p>\n<pre><span class=\"n\">backup_type<\/span> <span class=\"o\">=<\/span> <span class=\"n\">incremental<\/span>\r\n<span class=\"n\">from_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">4124244<\/span>\r\n<span class=\"n\">to_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">6938371<\/span>\r\n<span class=\"n\">last_lsn<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">7110572<\/span>\r\n<span class=\"n\">compact<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span>\r\n<span class=\"n\">recover_binlog_info<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><\/pre>\n<p>\u5c31\u50cf\u4e4b\u524d\u8bf4\u7684\u90a3\u6837\uff0c\u589e\u91cf\u5907\u4efd\u53eaCOPY\u5927\u4e8e\u6307\u5b9aLSN\u503c\u7684\u9875\u3002\u63d0\u4f9bLSN\u5c06\u4f1a\u5728\u76ee\u5f55\u4e2d\u4ea7\u751f\u76f8\u540c\u7684\u6570\u636e\uff1a<\/p>\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span> <span class=\"o\">\/<\/span><span class=\"n\">data<\/span><span class=\"o\">\/<\/span><span class=\"n\">backups<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span><span class=\"o\">-<\/span><span class=\"n\">lsn<\/span><span class=\"o\">=<\/span><span class=\"mi\">4124244<\/span>\r\n<span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span> <span class=\"o\">\/<\/span><span class=\"n\">data<\/span><span class=\"o\">\/<\/span><span class=\"n\">backups<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span><span class=\"o\">-<\/span><span class=\"n\">lsn<\/span><span class=\"o\">=<\/span><span class=\"mi\">6938371<\/span><\/pre>\n<p>\u8fd9\u5bf9\u4e8e\u589e\u91cf\u5907\u4efd\u6765\u8bf4\u975e\u5e38\u6709\u7528\uff0c\u56e0\u4e3a\u6700\u540e\u7684\u589e\u91cf\u672a\u5fc5\u4e00\u76f4\u90fd\u6709\u662f\u53ef\u7528\u7684\u3002<\/p>\n<div class=\"admonition warning\">\n<p class=\"first admonition-title\">\u8b66\u544a<\/p>\n<p class=\"last\">\u8fd9\u4e00\u8fc7\u7a0b\u53ea\u5bf9 <em>XtraDB<\/em> \u6216 <em>InnoDB<\/em>-based \u7684\u8868\u6709\u7528\u3002\u50cf <em>MyISAM<\/em>\u5f15\u64ce\u7684\u8868\uff0c\u6bcf\u6b21\u90fd\u662f\u5168\u91cfCOPY\u3002<\/p>\n<\/div>\n<h3>\u51c6\u5907\u4f7f\u7528innobackup\u8fdb\u884c\u589e\u91cf\u5907\u4efd<\/h3>\n<p>\u548c\u5168\u91cf\u5907\u4efd\u6709\u4e00\u70b9\u4e0d\u540c\u3002\u5e94\u8be5\u66f4\u6ce8\u610f\u4e24\u70b9\uff1a<\/p>\n<ul>\n<li>\u9996\u5148\uff0c<strong>\u63d0\u4ea4\u7684\u4e8b\u52a1\u5fc5\u987b\u5728\u6bcf\u4e2a\u5907\u4efd\u4e0a\u91cd\u653e<\/strong>\u3002\u8fd9\u5c06\u589e\u91cf\u5907\u4efd\u548c\u57fa\u7840\u7684\u5168\u91cf\u5907\u4efd\u878d\u5408\u3002<\/li>\n<li>\u4e4b\u540e\uff0c\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\u5fc5\u987b\u6309\u987a\u5e8f\u56de\u6eda\u5230\u4e00\u4e2aready-to-use\u7684\u5907\u4efd\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u51c6\u5907\u5728\u57fa\u7840\u5907\u4efd\u4e2d\u63d0\u4ea4\u4e8b\u52a1<strong>\u5e76<\/strong>\u56de\u6eda\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\uff0c\u4f60\u5c06\u4e0d\u80fd\u6dfb\u52a0\u589e\u91cf\u66f4\u65b0\u3002\u5982\u679c\u4f60\u5728\u67d0\u4e00\u589e\u91cf\u66f4\u65b0\u70b9\u4e0a\u8fd9\u4e48\u505a\uff0c\u90a3\u4e48\u4ee5\u540e\u5c31\u4e0d\u80fd\u5728\u8fd9\u4e2a\u66f4\u65b0\u70b9\u4e0a\u6dfb\u52a0\u589e\u91cf\u66f4\u65b0\u3002<\/p>\n<p>\u5728\u8fd9\u79cd\u601d\u8def\u4e0b\uff0c\u8fc7\u7a0b\u4e2d\u53ea\u8981\u76f4\u63a5\u4f7f\u7528<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--redo-only<\/span><\/code>\u9009\u9879\uff0c\u5728\u57fa\u7840\u5907\u4efd\u4e4b\u4e0a\uff1a<\/p>\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">apply<\/span><span class=\"o\">-<\/span><span class=\"n\">log<\/span> <span class=\"o\">--<\/span><span class=\"n\">redo<\/span><span class=\"o\">-<\/span><span class=\"n\">only<\/span> <span class=\"n\">BASE<\/span><span class=\"o\">-<\/span><span class=\"n\">DIR\r\n<\/span><\/pre>\n<p>\u4f60\u5c06\u4f1a\u770b\u5230\u7c7b\u4f3c\u7684\u8f93\u51fa\uff1a<\/p>\n<pre>160103 22:00:12 InnoDB: Shutdown completed; log sequence number 4124244\r\n160103 22:00:12 innobackupex: completed OK!<\/pre>\n<p>\u7136\u540e\uff0c\u7b2c\u4e00\u4e2a\u589e\u91cf\u5907\u4efd\u80fd\u88ab\u7528\u4e8e\u57fa\u7840\u5907\u4efd\u4e4b\u4e0a\uff0c\u901a\u8fc7\u4f7f\u7528\uff1a<\/p>\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">apply<\/span><span class=\"o\">-<\/span><span class=\"n\">log<\/span> <span class=\"o\">--<\/span><span class=\"n\">redo<\/span><span class=\"o\">-<\/span><span class=\"n\">only<\/span> <span class=\"n\">BASE<\/span><span class=\"o\">-<\/span><span class=\"n\">DIR<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span><span class=\"o\">-<\/span><span class=\"nb\">dir<\/span><span class=\"o\">=<\/span><span class=\"n\">INCREMENTAL<\/span><span class=\"o\">-<\/span><span class=\"n\">DIR<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><\/pre>\n<p>\u4f60\u5c06\u4f1a\u770b\u5230\u7c7b\u4f3c\u4e4b\u524d\u7684\u8f93\u51fa\uff0c\u4f46\u6709\u4e00\u4e2a\u76f8\u5e94\u7684LSN\uff1a<\/p>\n<pre>160103 22:08:43 InnoDB: Shutdown completed; log sequence number 6938371\r\n160103 22:08:43 innobackupex: completed OK!<\/pre>\n<p>\u5982\u679c\u6ca1\u6709\u8bbe\u7f6e<code class=\"xref std std-option docutils literal\"><span class=\"pre\">-incremental-dir<\/span><\/code>\u76ee\u5f55\uff0cinnobackupex\u5c06\u4f1a\u4f7f\u7528basedir\u4e2d\u6700\u8fd1\u7684\u5b50\u76ee\u5f55\u3002<br \/>\n\u8fd9\u65f6\uff0c<code class=\"docutils literal\"><span class=\"pre\">BASE-DIR<\/span><\/code>\u5305\u542b\u7684\u6570\u636e\u622a\u6b62\u5230\u7b2c\u4e00\u6b21\u589e\u91cf\u5907\u4efd\u7684\u65f6\u5019\u3002\u6ce8\u610f\uff0c\u5168\u91cf\u6570\u636e\u4e00\u76f4\u5728\u57fa\u672c\u76ee\u5f55\u4e2d\uff0c\u6211\u4eec\u53ea\u662f\u8ffd\u52a0\u4e86\u4e00\u4e9b\u589e\u91cf\u5230\u5b83\u4e0a\u9762\u3002<br \/>\n\u91cd\u590d\u8fd9\u4e2a\u6b65\u9aa4\u6dfb\u52a0\u989d\u5916\u7684\u589e\u91cf\u76ee\u5f55\uff1a<\/p>\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">apply<\/span><span class=\"o\">-<\/span><span class=\"n\">log<\/span> <span class=\"n\">BASE<\/span><span class=\"o\">-<\/span><span class=\"n\">DIR<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span><span class=\"o\">-<\/span><span class=\"nb\">dir<\/span><span class=\"o\">=<\/span><span class=\"n\">INCREMENTAL<\/span><span class=\"o\">-<\/span><span class=\"n\">DIR<\/span><span class=\"o\">-<\/span><span class=\"mi\">2<\/span><\/pre>\n<p>\u5982\u679c\u663e\u793a\u4e86\u201ccompleted OK!\u201d\u4fe1\u606f\uff0c\u90a3\u4e48\u6700\u7ec8\u7684\u6570\u636e\u5c06\u4f1a\u5728\u57fa\u7840\u5907\u4efd\u76ee\u5f55\u4e2d\u2014\u2014<code class=\"docutils literal\"><span class=\"pre\">BASE-DIR<\/span><\/code>\u3002<\/p>\n<div class=\"admonition note\">\n<p class=\"first admonition-title\">\u6ce8\u610f<\/p>\n<p class=\"last\">\u9664\u4e86\u6700\u540e\u4e00\u4e2a\u589e\u91cf\u66f4\u65b0\u4e4b\u5916\uff0c\u5176\u5b83\u589e\u91cf\u90fd\u8981\u4f7f\u7528<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--redo-only<\/span><\/code> \u8fd9\u4e2a\u53c2\u6570\u3002\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u4e0a\u4e00\u884c\u6ca1\u6709\u5305\u542b <code class=\"xref std std-option docutils literal\"><span class=\"pre\">--redo-only<\/span><\/code> \u9009\u9879\u3002 Even if the <code class=\"xref std std-option docutils literal\"><span class=\"pre\">--redo-only<\/span><\/code> was used on the last step, backup would still be consistent but in that case server would perform the rollback phase.<\/p>\n<\/div>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e00\u6b65\u9aa4\u6dfb\u52a0\u66f4\u591a\u7684\u589e\u91cf\u5230\u57fa\u672c\u5907\u4efd\u4e2d\uff0c\u53ea\u8981\u4f60\u4ee5\u65f6\u95f4\u987a\u5e8f\u8fdb\u884c\u6dfb\u52a0\u5c31\u884c\u3002\u5982\u679c\u4f60\u878d\u5408\u4e00\u4e2a\u589e\u91cf\u4ee5\u9519\u8bef\u7684\u987a\u5e8f\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5907\u4efd\u5c06\u4f1a\u5931\u6548\uff08useless\uff09\u3002\u5982\u679c\u987a\u5e8f\u65e0\u6cd5\u786e\u5b9a\uff0c\u4f46\u53c8\u5fc5\u987b\u5e94\u7528\uff0c\u4f60\u53ef\u4ee5\u67e5\u770b\u6bcf\u4efd\u5907\u4efd\u76ee\u5f55\u4e2d\u7684<code class=\"file docutils literal\"><span class=\"pre\">xtrabackup_checkpoints<\/span><\/code>\u6587\u4ef6\uff0c\u5c31\u50cf\u4e0a\u9762\u5199\u7684\u90a3\u6837\u3002<br \/>\n\u4e00\u4f46\u57fa\u672c\u5907\u4efd\u878d\u5408\u4e86\u6240\u6709\u589e\u91cf\uff0c\u90a3\u4e48\u4f60\u5c31\u80fd\u51c6\u5907\u53bb\u56de\u6eda\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\u4e86\uff1a<\/p>\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">apply<\/span><span class=\"o\">-<\/span><span class=\"n\">log<\/span> <span class=\"n\">BASE<\/span><span class=\"o\">-<\/span><span class=\"n\">DIR<\/span>\r\n<\/pre>\n<p>\u73b0\u5728\u4f60\u7684\u5907\u4efd\u53ea\u8981\u6062\u590d\u5b83\uff0c\u5b83\u5c31\u53ef\u4ee5\u7acb\u5373\u88ab\u4f7f\u7528\u3002\u8fd9\u4e2a\u51c6\u5907\u6b65\u9aa4\u662f\u53ef\u9009\u7684\u3002\u4f46\u662f\uff0c\u5982\u679c\u4f60\u6062\u590d\u4e86\u4e00\u4e2a\u6ca1\u6709\u8fdb\u884c\u51c6\u5907\u6b65\u9aa4\u7684\u5907\u4efd\uff0c\u6570\u636e\u5e93\u670d\u52a1\u5668\u5c06\u5f00\u59cb\u56de\u6eda\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\uff0c\u5982\u679c\u53d1\u751f\u5d29\u6e83\u76f8\u540c\u7684\u5de5\u4f5c\u4e5f\u5c06\u53bb\u505a\u3002\u8fd9\u4e2a\u7ed3\u679c\u5c06\u4f1a\u5ef6\u8fdf\u5230\u6570\u636e\u5e93\u670d\u52a1\u5668\u542f\u52a8\uff0c\u800c\u5982\u679c\u4f60\u505a\u4e86\u51c6\u5907\u6b65\u9aa4\u90a3\u4e48\u80fd\u907f\u514d\u5ef6\u8fdf\u3002<br \/>\n\u6ce8\u610f\uff0c<code class=\"file docutils literal\"><span class=\"pre\">iblog*<\/span><\/code>\u6587\u4ef6\u4e0d\u4f1a\u88abinnobackupex\u521b\u5efa\uff0c\u5982\u679c\u4f60\u5e0c\u671b\u5b83\u4eec\u88ab\u521b\u5efa\uff0c\u8bf7\u5728\u76ee\u5f55\u4e0a\u4f7f\u7528xtrabackup &#8211;prepare\u3002\u5426\u5219\uff0c\u6587\u4ef6\u4f1a\u5728\u670d\u52a1\u5668\u542f\u52a8\u65f6\u521b\u5efa\u3002<\/p>\n<h3>\u4f7f\u7528innobackupex\u6062\u590d\u589e\u91cf\u5907\u4efd<\/h3>\n<p>\u5728\u51c6\u5907\u589e\u91cf\u5907\u4efd\u540e\uff0c\u57fa\u672c\u5907\u4efd\u76ee\u5f55\u5305\u542b\u4e86\u4e00\u4efd\u5b8c\u6574\u7684\u5907\u4efd\u3002\u6062\u590d\u5907\u4efd\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">copy<\/span><span class=\"o\">-<\/span><span class=\"n\">back<\/span> <span class=\"n\">BASE<\/span><span class=\"o\">-<\/span><span class=\"n\">DIR<\/span><\/pre>\n<p>\u6062\u590d\u4e4b\u540e\u4f60\u5fc5\u987b\u6539\u53d8\u6240\u6709\u8005\u3002<\/p>\n<h3>\u4f7f\u7528xbstream\u548ctar\u8fdb\u884c\u589e\u91cf\u6d41\u5907\u4efd<\/h3>\n<p>\u589e\u91cf\u6d41\u5907\u4efd\u80fd\u4f7f\u7528 <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/glossary.html#term-xbstream\"><span class=\"xref std std-term\">xbstream<\/span><\/a> \u6d41\u9009\u9879\uff0c\u5f53\u524d\u6d41\u5907\u4efd\u4f7f\u7528\u7684\u9ed8\u8ba4\u683c\u5f0f\u662f<strong>xbstream<\/strong>\u3002\u4f7f\u7528xbstream\u505a\u4e3a\u57fa\u7840\u5907\u4efd\u662f\u4e0d\u9519\u7684\u9009\u62e9\uff08With this feature taking a BASE backup is needed as well.\uff09\u3002<\/p>\n<p>Taking a base backup:<\/p>\n<div class=\"highlight-default\">\n<div class=\"highlight\">\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">\/<\/span><span class=\"n\">data<\/span><span class=\"o\">\/<\/span><span class=\"n\">backups<\/span>\r\n<\/pre>\n<\/div>\n<\/div>\n<p>Taking a local backup:<\/p>\n<div class=\"highlight-default\">\n<div class=\"highlight\">\n<pre><span class=\"n\">innobackupex<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span><span class=\"o\">-<\/span><span class=\"n\">lsn<\/span><span class=\"o\">=<\/span><span class=\"n\">LSN<\/span><span class=\"o\">-<\/span><span class=\"n\">number<\/span> <span class=\"o\">--<\/span><span class=\"n\">stream<\/span><span class=\"o\">=<\/span><span class=\"n\">xbstream<\/span> <span class=\"o\">.\/<\/span> <span class=\"o\">&gt;<\/span> <span class=\"n\">incremental<\/span><span class=\"o\">.<\/span><span class=\"n\">xbstream<\/span>\r\n<\/pre>\n<\/div>\n<\/div>\n<p>Unpacking the backup:<\/p>\n<div class=\"highlight-default\">\n<div class=\"highlight\">\n<pre><span class=\"n\">xbstream<\/span> <span class=\"o\">-<\/span><span class=\"n\">x<\/span> <span class=\"o\">&lt;<\/span> <span class=\"n\">incremental<\/span><span class=\"o\">.<\/span><span class=\"n\">xbstream<\/span>\r\n<\/pre>\n<\/div>\n<\/div>\n<p>Taking a local backup and streaming it to the remote server and unpacking it:<\/p>\n<div class=\"highlight-default\">\n<div class=\"highlight\">\n<pre><span class=\"n\">innobackupex<\/span>  <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span> <span class=\"o\">--<\/span><span class=\"n\">incremental<\/span><span class=\"o\">-<\/span><span class=\"n\">lsn<\/span><span class=\"o\">=<\/span><span class=\"n\">LSN<\/span><span class=\"o\">-<\/span><span class=\"n\">number<\/span> <span class=\"o\">--<\/span><span class=\"n\">stream<\/span><span class=\"o\">=<\/span><span class=\"n\">xbstream<\/span> <span class=\"o\">.\/<\/span> <span class=\"o\">|<\/span> <span class=\"o\">\/<\/span>\r\n<span class=\"n\">ssh<\/span> <span class=\"n\">user<\/span><span class=\"nd\">@hostname<\/span> <span class=\"s2\">\" cat - | xbstream -x -C &gt; \/backup-dir\/\"<\/span>\r\n<\/pre>\n<\/div>\n<\/div>\n<h2>\u90e8\u5206\u5907\u4efd<\/h2>\n<p>\u5b83\u610f\u5473\u7740\u4f60\u53ef\u4ee5\u5907\u4efd\u67d0\u4e00\u7279\u5b9a\u7684\u8868\u6216\u6570\u636e\u5e93\u3002\u4f60\u8981\u5907\u4efd\u7684\u8868\u5fc5\u987b\u5728\u5355\u72ec\u7684\u8868\u7a7a\u95f4\u624d\u53ef\u4ee5\uff0c\u6240\u4ee5\u4f60\u5fc5\u987b\u4fee\u6539\u670d\u52a1\u5668\u9009\u9879 <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/glossary.html#term-innodb-file-per-table\"><span class=\"xref std std-term\">innodb_file_per_table<\/span><\/a> \u4e4b\u540e\u624d\u80fd\u4f7f\u7528\u8be5\u529f\u80fd\u3002\uff08\u8fd9\u4e2a\u9009\u9879\u9ed8\u8ba4\u662f\u5f00\u542f\u7684\uff0cInnoDB\u8868\u7684\u6570\u636e\u548c\u7d22\u5f15\u4f1a\u5b58\u5728.ibd\u6587\u4ef6\u4e2d\uff0c\u8868\u5b9a\u4e49\u5b58\u5728.frm\u4e2d\u3002\u5982\u679c\u5173\u95ed\u8fd9\u4e2a\u9009\u9879\u6570\u636e\u90fd\u4f1a\u5b58\u5728\u7cfb\u7edf\u8868\u7a7a\u95f4\u4e2d\uff0c\u8fd9\u4f1a\u4f7f\u7cfb\u7edf\u8868\u7a7a\u95f4\u53d8\u7684\u975e\u5e38\u5e9e\u5927\uff0c\u800c\u4e14\u7cfb\u7edf\u8868\u7a7a\u95f4\u53ea\u80fd\u589e\u957f\u4e0d\u80fd\u51cf\u5c0f\u3002\uff09<\/p>\n<p>\u8fd9\u91cc\u53ea\u6709\u4e00\u4e2a\u5173\u4e8e\u90e8\u5206\u5907\u4efd\u7684\u8b66\u544a\uff1a\u4e0d\u8981\u5411\u56de\u590d\u5236\uff08<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--copy-back<\/span><\/code>\uff09\u51c6\u5907\u597d\u7684\u5907\u4efd\uff08prepared backup\uff09\u3002\u6062\u590d\u90e8\u5206\u5907\u4efd\u7684\u6570\u636e\u5e94\u8be5\u901a\u8fc7\u5bfc\u5165\u8868\uff0c\u800c\u4e0d\u662f\u901a\u8fc7\u4f20\u7edf\u7684<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--copy-back<\/span><\/code>\u9009\u9879\u3002\u867d\u7136\u6709\u4e00\u4e9b\u4f7f\u7528\u5411\u56de\u590d\u5236\u6587\u4ef6\u7684\u65b9\u6848\uff0c\u4f46\u662f\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u5e93\u4e0d\u4e00\u81f4\uff0c\u6240\u4ee5\u8fd9\u79cd\u5411\u56de\u590d\u5236\uff08<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--copy-back<\/span><\/code>\uff09\u7684\u65b9\u6cd5\u5e76\u4e0d\u63a8\u8350\u3002<\/p>\n<h3>\u521b\u5efa\u90e8\u5206\u5907\u4efd<\/h3>\n<p>\u8fd9\u6709\u4e09\u79cd\u65b9\u6cd5\u6307\u5b9a\u8981\u53bb\u5907\u4efd\u5168\u90e8\u6570\u636e\u7684\u54ea\u90e8\u5206\uff1a\u6b63\u5219\u8868\u8fbe\u5f0f\uff08<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--include<\/span><\/code>\uff09\uff0c\u679a\u4e3e\u8868\u6587\u4ef6\uff08<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--tables-file<\/span><\/code>\uff09\u6216\u63d0\u4f9b\u6570\u636e\u5e93\u5217\u8868\uff08<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--databases<\/span><\/code>\uff09\u3002<\/p>\n<h4>\u4f7f\u7528<span class=\"anchor-wrapper\"><code class=\"xref std std-option docutils literal\"><span class=\"pre\">--include<\/span><\/code><\/span>\u9009\u9879<\/h4>\n<p>\u7531\u6b63\u5219\u8868\u8fbe\u5f0f\u63d0\u4f9b\u7684\u503c\u88ab\u5b8c\u5168\u5339\u914d\u6210\u8868\u540d\uff0c\u5176\u4e2d\u5305\u542b\u6570\u636e\u5e93\u7684\u540d\u5b57\uff0c\u5b83\u7684\u5f62\u5f0f\u662f\uff1a<code class=\"docutils literal\"><span class=\"pre\">databasename.tablename<\/span><\/code>\u3002<\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>$ innobackupex --include='^mydatabase[.]mytable' \/path\/to\/backup<\/pre>\n<p>\u4e0a\u9762\u7684\u547d\u4ee4\u5c06\u521b\u5efa\u4e00\u4e2a\u65f6\u95f4\u6233\u76ee\u5f55\uff0c\u91cc\u9762\u7684\u6587\u4ef6\u7531innobckupex\u521b\u5efa\uff0c\u4f46\u662f\u53ea\u6709\u548c\u8868\u76f8\u5173\u7684\u6570\u636e\u6587\u4ef6\u3002<br \/>\n\u6ce8\u610f\uff1a\u8fd9\u4e2a\u9009\u9879\u88ab\u4f20\u5230<a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/xtrabackup_bin\/xbk_option_reference.html#cmdoption-xtrabackup-tables\"><code class=\"xref std std-option docutils literal\"><span class=\"pre\">xtrabackup<\/span> <span class=\"pre\">--tables<\/span><\/code><\/a>\u5e76\u4e14\u5b83\u5339\u914d\u6bcf\u4e2a\u6570\u636e\u5e93\u7684\u6bcf\u4e2a\u8868\uff0c\u5373\u4f7f\u6570\u636e\u5e93\u662f\u7a7a\u7684\uff0c\u6bcf\u4e2a\u6570\u636e\u5e93\u7684\u6587\u4ef6\u5939\u4e5f\u4f1a\u88ab\u521b\u5efa\u3002<\/p>\n<h4>\u4f7f\u7528<span class=\"anchor-wrapper\"><code class=\"xref std std-option docutils literal\"><span class=\"pre\">--tables-file<\/span><\/code><\/span>\u9009\u9879<\/h4>\n<p>\u63d0\u4f9b\u7684\u6587\u672c\u6587\u4ef6\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u8868\u540d\uff0c\u6bcf\u884c\u4e00\u4e2a\uff0c\u683c\u5f0f\uff1a<code class=\"docutils literal\"><span class=\"pre\">databasename.tablename<\/span><\/code><\/p>\n<p>\u4f8b\uff1a<\/p>\n<pre>$ echo \"mydatabase.mytable\" &gt; \/tmp\/tables.txt\r\n$ innobackupex --tables-file=\/tmp\/tables.txt \/path\/to\/backup<\/pre>\n<p>\u4e0a\u9762\u7684\u547d\u4ee4\u5c06\u4f1a\u5efa\u7acb\u4e00\u4e2a\u65f6\u95f4\u6233\u6587\u4ef6\u5939\uff0c\u5176\u4e2d\u5305\u542b\u7684\u6587\u4ef6\u662f\u7531innobackupex\u7a7f\u4ef6\uff0c\u4f46\u662f\u53ea\u5305\u542b\u548c\u8868\u76f8\u5173\u7684\u6570\u636e\u6587\u4ef6\u3002<\/p>\n<p>\u8fd9\u4e2a\u9009\u9879\u4f20\u9012\u5230<a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/xtrabackup_bin\/xbk_option_reference.html#cmdoption-xtrabackup-tables-file\"><code class=\"xref std std-option docutils literal\"><span class=\"pre\">xtrabackup<\/span> <span class=\"pre\">--tables-file<\/span><\/code><\/a>\uff0c\u800c\u4e14\u548c<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--tables<\/span><\/code>\u9009\u9879\u4e0d\u540c\uff0c\u53ea\u6709\u88ab\u9009\u62e9\u7684\u8868\u7684\u6570\u636e\u5e93\u624d\u4f1a\u5efa\u7acb\u76ee\u5f55\u3002<\/p>\n<h4>\u4f7f\u7528&#8211;databases\u9009\u9879<\/h4>\n<p>\u8fd9\u4e2a\u9009\u9879\u65e2\u53ef\u4ee5\u63a5\u53d7\u7a7a\u683c\u5206\u9694\u7684\u6570\u636e\u5e93\u548c\u8868\u7684\u6e05\u5355\u53bb\u5907\u4efd\uff08\u683c\u5f0f\uff1a<code class=\"docutils literal\"><span class=\"pre\">databasename[.tablename]<\/span><\/code>\uff09\uff0c\u4e5f\u53ef\u4ee5\u6587\u672c\u6587\u4ef6\u5217\u8868\uff0c\u5176\u6bcf\u884c\u4e00\u4e2a\u5143\u7d20\u3002<\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>$ innobackupex --databases=\"mydatabase.mytable mysql\" \/path\/to\/backup<\/pre>\n<p>\u4e0a\u9762\u8fd9\u6761\u547d\u4ee4\u5c06\u4f1a\u5efa\u7acb\u4e00\u4e2a\u65f6\u95f4\u6233\u6587\u4ef6\u5939\uff0c\u5176\u4e2d\u5305\u542b\u7684\u6587\u4ef6\u7531innobackupex\u521b\u5efa\uff0c\u4f46\u662f\u53ea\u5728<code class=\"docutils literal\"><span class=\"pre\">mydatabase<\/span><\/code>\u76ee\u5f55\u4e0b\u5305\u542b\u548c<code class=\"docutils literal\"><span class=\"pre\">mytable<\/span><\/code>\u76f8\u5173\u7684\u6570\u636e\u76ee\u5f55\uff0c\u5e76\u4e14\u5305\u542b\u5b8c\u6574\u7684<code class=\"docutils literal\"><span class=\"pre\">mysql<\/span><\/code>\u6570\u636e\u5e93\u76ee\u5f55\u3002<\/p>\n<h3>\u51c6\u5907\u90e8\u5206\u5907\u4efd<\/h3>\n<p>\u5bf9\u4e8e\u201c\u9884\u90e8\u5206\u5907\u4efd\u201d\uff0c\u8fd9\u4e00\u6b65\u9aa4\u548c<a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/restoring_individual_tables_ibk.html\"><span class=\"doc\">restoring individual tables<\/span><\/a>\u7c7b\u4f3c\uff1a\u5e94\u7528\u65e5\u5fd7\u5e76\u4f7f\u7528<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--export<\/span><\/code>\u9009\u9879\uff1a<\/p>\n<pre>$ innobackupex --apply-log --export \/path\/to\/partial\/backup<\/pre>\n<p>\u4f60\u53ef\u80fd\u5728\u8f93\u51fa\u770b\u5230\u5173\u4e8e\u8868\u4e0d\u5b58\u5728\u7684\u8b66\u544a\u3002\u8fd9\u662f\u56e0\u4e3a\u57fa\u4e8eInnoDB\u7684\u5f15\u64ce\u7684\u6570\u636e\u662f\u5b58\u50a8\u5728\u8868\u7a7a\u95f4\u6587\u4ef6\u4e2d\uff0c\u53e6\u5916\u8fd8\u6709.frm\u6587\u4ef6\u3002innobackupex\u5c06\u4f7f\u7528xtrabackup\u5728\u6570\u636e\u76ee\u5f55\u4e2d\u6309\u987a\u5e8f\u79fb\u9664\u4e0d\u5b58\u5728\u7684\u8868\uff08\u6ca1\u6709\u5728\u90e8\u5206\u5907\u4efd\u4e2d\u9009\u62e9\u7684\u8868\uff09\uff0c\u8fd9\u662f\u4e3a\u4e86\u907f\u514d\u5c06\u6765\u7684\u8b66\u544a\u6216\u9519\u8bef\uff1a<\/p>\n<pre><span class=\"mi\">111225<\/span>  <span class=\"mi\">0<\/span><span class=\"p\">:<\/span><span class=\"mi\">54<\/span><span class=\"p\">:<\/span><span class=\"mi\">06<\/span>  <span class=\"n\">InnoDB<\/span><span class=\"p\">:<\/span> <span class=\"n\">Error<\/span><span class=\"p\">:<\/span> <span class=\"n\">table<\/span> <span class=\"s1\">'mydatabase\/mytablenotincludedinpartialb'<\/span>\r\n<span class=\"n\">InnoDB<\/span><span class=\"p\">:<\/span> <span class=\"ow\">in<\/span> <span class=\"n\">InnoDB<\/span> <span class=\"n\">data<\/span> <span class=\"n\">dictionary<\/span> <span class=\"n\">has<\/span> <span class=\"n\">tablespace<\/span> <span class=\"nb\">id<\/span> <span class=\"mi\">6<\/span><span class=\"p\">,<\/span>\r\n<span class=\"n\">InnoDB<\/span><span class=\"p\">:<\/span> <span class=\"n\">but<\/span> <span class=\"n\">tablespace<\/span> <span class=\"k\">with<\/span> <span class=\"n\">that<\/span> <span class=\"nb\">id<\/span> <span class=\"ow\">or<\/span> <span class=\"n\">name<\/span> <span class=\"n\">does<\/span> <span class=\"ow\">not<\/span> <span class=\"n\">exist<\/span><span class=\"o\">.<\/span> <span class=\"n\">It<\/span> <span class=\"n\">will<\/span> <span class=\"n\">be<\/span> <span class=\"n\">removed<\/span> <span class=\"kn\">from<\/span> <span class=\"nn\">data<\/span> <span class=\"n\">dictionary<\/span><span class=\"o\">.<\/span><\/pre>\n<p>\u540c\u65f6\u4f60\u5e94\u8be5\u4e5f\u4f1a\u770b\u5230\u4e3a\u4e86\u5bfc\u5165\uff08.exp\u6587\u4ef6\uff09\u6bcf\u4e2a\u88ab\u5305\u542b\u5728\u90e8\u5206\u5907\u4efd\u4e2d\u7684\u8868\u7684\u521b\u5efa\u6587\u4ef6\u7684\u901a\u77e5\uff1a<\/p>\n<pre>xtrabackup: export option is specified.\r\nxtrabackup: export metadata of table 'employees\/departments' to file `.\/\/departments.exp` (2 indexes)\r\nxtrabackup:     name=PRIMARY, id.low=80, page=3\r\nxtrabackup:     name=dept_name, id.low=81, page=4<\/pre>\n<p>\u6ce8\u610f\u4f60\u80fd\u5728\u4e00\u4e2a\u5df2\u7ecf\u9884\u5907\u4efd\u5b8c\u6bd5\u7684\u5907\u4efd\u4e0a\u4f7f\u7528<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--export<\/span><\/code>\u9009\u9879\u7684\u540c\u65f6\u4f7f\u7528 <code class=\"xref std std-option docutils literal\"><span class=\"pre\">--apply-log<\/span><\/code>\u9009\u9879\uff0c\u8fd9\u662f\u4e3a\u4e86\u53bb\u521b\u5efa.exp\u6587\u4ef6\u3002<\/p>\n<p>\u6700\u540e\uff0c\u68c0\u67e5\u786e\u8ba4\u4fe1\u606f\u7684\u8f93\u51fa\uff1a<\/p>\n<pre>111225 00:54:18  innobackupex: completed OK!<\/pre>\n<h3>\u6062\u590d\u90e8\u5206\u5907\u4efd<\/h3>\n<p>Restoring should be done by <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/restoring_individual_tables_ibk.html\"><span class=\"doc\">restoring individual tables<\/span><\/a> in the partial backup to the server.<\/p>\n<p>It can also be done by copying back the prepared backup to a \u201cclean\u201d <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/glossary.html#term-datadir\"><span class=\"xref std std-term\">datadir<\/span><\/a> (in that case, make sure to include the <code class=\"docutils literal\"><span class=\"pre\">mysql<\/span><\/code> database). System database can be created with:<\/p>\n<div class=\"highlight-default\">\n<div class=\"highlight\">\n<pre>$ sudo mysql_install_db --user=mysql\r\n<\/pre>\n<\/div>\n<\/div>\n<h1>\u9ad8\u7ea7\u529f\u80fd<\/h1>\n<h2>\u6062\u590d\u5355\u72ec\u7684\u8868<\/h2>\n<p>\u5728\u670d\u52a1\u5668\u7248\u672c5.6\u4e4b\u524d\uff0c\u662f\u4e0d\u80fd\u5728\u670d\u52a1\u5668\u4e4b\u95f4\u590d\u5236\u8868\u7684\uff0c\u5373\u4f7f\u5f00\u542f\u4e86 <a class=\"reference internal\" href=\"https:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/glossary.html#term-innodb-file-per-table\"><span class=\"xref std std-term\">innodb_file_per_table<\/span><\/a>\u3002\u4f46\u662f\uff0c\u4f7f\u7528Percona XtraBackup\uff0c\u4f60\u80fd\u4ece\u4efb\u4f55\u4e00\u4e2aInnoDB\u6570\u636e\u5e93\u4e2d\u5bfc\u51fa\u5355\u72ec\u7684\u8868\uff0c\u5e76\u5c06\u5b83\u4eec\u5bfc\u5165\u5230\u4f7f\u7528XtraDB\u7684Percona Server\u6216MySQL 5.6\uff08\u6e90\u4e0d\u4e00\u5b9a\u662fXtraDB\u6216MySQL5.6\uff0c\u4f46\u76ee\u7684\u4e00\u5b9a\u8981\u662f\uff09\u3002\u8fd9\u53ea\u5bf9\u5355\u72ec\u7684<span style=\"color: #ff0000;\">.ibd<\/span>\u6587\u4ef6\u6709\u7528\uff0c\u5e76\u4e14\u4e0d\u80fd\u5bfc\u51fa\u4e00\u4e2a\u4e0d\u5305\u542b\u5728\u5b83\u6240\u5c5e\u7684<span style=\"color: #ff0000;\">.ibd<\/span>\u6587\u4ef6\u7684\u8868\u3002<\/p>\n<h3>\u5bfc\u51fa\u8868<\/h3>\n<p>\u5bfc\u51fa\u5728\u51c6\u5907\u9636\u6bb5\u5b8c\u6210\uff0c\u800c\u4e0d\u662f\u5728\u521b\u5efa\u5907\u4efd\u7684\u90a3\u4e00\u77ac\u95f4\u3002\u4e00\u65e6\u5b8c\u6574\u5907\u4efd\u521b\u5efa\u5b8c\u6210\uff0c\u4f7f\u7528<code class=\"xref std std-option docutils literal\"><span class=\"pre\">--export<\/span><\/code>\u9009\u9879\u8fdb\u884c\u51c6\u5907\uff1a<\/p>\n<pre>$ innobackupex --apply-log --export \/path\/to\/backup\r\n<\/pre>\n<p>\u8fd9\u5c06\u4e3a\u6bcf\u4e2a\u62e5\u6709\u81ea\u5df1\u8868\u7a7a\u95f4\u7684InnoDB\u8868\u5efa\u7acb\u4e00\u4e2a<span style=\"color: #ff6600;\">.exp<\/span>\u6587\u4ef6\u3002\u8fd9\u4e2a\u6b65\u9aa4\u7684\u8f93\u51fa\u53ef\u80fd\u5305\u542b\u5982\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre>..\r\nxtrabackup: export option is specified.\r\nxtrabackup: export metadata of table 'mydatabase\/mytable' to file\r\n`.\/mydatabase\/mytable.exp` (1 indexes)\r\n..\r\n<\/pre>\n<p>\u73b0\u5728\u4f60\u5c06\u5728\u76ee\u6807\u6587\u4ef6\u5939\u4e2d\u770b\u5230\u4e00\u4e2a<span style=\"color: #ff6600;\">.exp<\/span>\u7684\u6587\u4ef6\uff1a<\/p>\n<pre>$ find \/data\/backups\/mysql\/ -name export_test.*\r\n\/data\/backups\/mysql\/test\/export_test.exp\r\n\/data\/backups\/mysql\/test\/export_test.ibd\r\n\/data\/backups\/mysql\/test\/export_test.cfg\r\n<\/pre>\n<p>\u8fd9\u4e09\u4e2a\u6587\u4ef6\u662f\u4f60\u5bfc\u5165\u5230\u4f7f\u7528XtraDB\u7684Percona Server \u6216MySQL5.6\u8981\u7528\u7684\u3002<\/p>\n<div class=\"admonition note\">\n<p class=\"first admonition-title\">Note<\/p>\n<p class=\"last\"><em>MySQL<\/em>\u4f7f\u7528 <code class=\"docutils literal\"><span class=\"pre\">.cfg<\/span><\/code> \u6587\u4ef6\u5b83\u5305\u542b\u4e86<em>InnoDB<\/em> \u76ee\u5f55\u7684\u7279\u6b8a\u683c\u5f0f\u3002 \u8fd9\u79cd\u683c\u5f0f\u4e0d\u540c\u4e8e <code class=\"docutils literal\"><span class=\"pre\">.exp<\/span><\/code> \u7528\u4e8e <em>XtraDB<\/em> \u4e2d\u7684\u76ee\u5f55\u683c\u5f0f\u3002 \u4e25\u683c\u6765\u8bf4\uff0c<code class=\"docutils literal\"><span class=\"pre\">.cfg<\/span><\/code> \u6587\u4ef6\u662f\u4e0d\u9700\u8981\u5bfc\u5165\u5230 <em>MySQL<\/em> 5.6 \u6216 <em>Percona Server<\/em> 5.6\u7684\u8868\u7a7a\u95f4\u4e2d\u7684\u3002 \u8868\u7a7a\u95f4\u5c06\u6210\u529f\u7684\u88ab\u5bfc\u5165\u5373\u4f7f\u5b83\u6765\u81ea\u5176\u5b83\u670d\u52a1\u5668\uff0c\u4f46\u662f\u5982\u679c\u63d0\u4f9b\u4e86\u76f8\u5e94\u7684<code class=\"docutils literal\"><span class=\"pre\">.cfg<\/span><\/code> \u6587\u4ef6\u5728\u76f8\u540c\u7684\u76ee\u5f55\u91cc\uff0c<em>InnoDB<\/em> \u5c06\u4f1a\u9a8c\u8bc1schema\u7684\u6709\u6548\u6027\u3002<\/p>\n<\/div>\n<p>\u6bcf\u4e2a\u4e00.exp(\u6216.cfg\uff09\u6587\u4ef6\u90fd\u4f1a\u7528\u4e8e\u5bfc\u5165\u8868\u3002<\/p>\n<div class=\"admonition note\">\n<p class=\"first admonition-title\">\u6ce8\u610f<\/p>\n<p class=\"last\">InnoDB\u6267\u884c\u4e86\u4e00\u4e2aslow shutdown (i.e. full purge + change buffer merge) \u5728 \u2013export\u4e0a\uff0c \u5426\u5219\u8868\u7a7a\u95f4\u5c06\u4f1a\u4e0d\u4e00\u81f4\uff0c\u56e0\u6b64\u4e0d\u80fd\u88ab\u5bfc\u5165\u3002 \u901a\u5e38\u57fa\u4e8e\u6027\u80fd\u7684\u8003\u8651\u9700\u8981\uff1a\u5145\u8db3\u7684 buffer pool (i.e. \u2013use-memory, 100MB by default)\u548c\u8db3\u591f\u5feb\u7684\u5b58\u50a8\uff0c\u5426\u5219\u5b83\u5c06\u4f1a\u6267\u884c\u975e\u5e38\u4e45\u7684\u65f6\u95f4\u624d\u80fd\u5bfc\u51fa\u5b8c\u6210\u3002<\/p>\n<\/div>\n<h3>\u5bfc\u5165\u8868<\/h3>\n<p>\u5728\u5176\u5b83\u670d\u52a1\u5668\u4e0a\u5bfc\u5165\u8868\uff0c\u9996\u5148\u4f7f\u7528\u76f8\u540c\u7ed3\u6784\u5728\u8fd9\u53f0\u670d\u52a1\u5668\u521b\u5efa\u4e00\u4e2a\u65b0\u8868\uff0c\u505a\u4e3a\u5bfc\u5165\u4f7f\u7528\u3002<\/p>\n<pre><span class=\"n\">OTHERSERVER<\/span><span class=\"o\">|<\/span><span class=\"n\">mysql<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">CREATE<\/span> <span class=\"n\">TABLE<\/span> <span class=\"n\">mytable<\/span> <span class=\"p\">(<\/span><span class=\"o\">...<\/span><span class=\"p\">)<\/span> <span class=\"n\">ENGINE<\/span><span class=\"o\">=<\/span><span class=\"n\">InnoDB<\/span><span class=\"p\">;<\/span><\/pre>\n<p>\u7136\u540e\u5173\u95ed\u5b83\u7684\u8868\u7a7a\u95f4\uff1a<\/p>\n<pre><span class=\"n\">OTHERSERVER<\/span><span class=\"o\">|<\/span><span class=\"n\">mysql<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">ALTER<\/span> <span class=\"n\">TABLE<\/span> <span class=\"n\">mydatabase<\/span><span class=\"o\">.<\/span><span class=\"n\">mytable<\/span> <span class=\"n\">DISCARD<\/span> <span class=\"n\">TABLESPACE<\/span><span class=\"p\">;<\/span>\r\n<\/pre>\n<p>\u5728\u8fd9\u4e4b\u540e\uff0c\u590d\u5236<code class=\"file docutils literal\"><span class=\"pre\">mytable.ibd<\/span><\/code> \u548c<code class=\"file docutils literal\"><span class=\"pre\"> mytable.exp \uff08 <\/span><\/code>\u5982\u679c\u8981\u5bfc\u5165\u5230MySQL5.6\u7684\u8bdd\u8fd8\u6709<code class=\"file docutils literal\"><span class=\"pre\">mytable.cfg<\/span><\/code><code>\uff09<\/code><code class=\"file docutils literal\"><\/code>\u6587\u4ef6\u5230\u6570\u636e\u5e93\u7684\u76ee\u5f55\u91cc\uff0c\u7136\u540e\u5bfc\u5165\u8fd9\u4e9b\u8868\u7a7a\u95f4\uff1a<\/p>\n<pre><span class=\"n\">OTHERSERVER<\/span><span class=\"o\">|<\/span><span class=\"n\">mysql<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">ALTER<\/span> <span class=\"n\">TABLE<\/span> <span class=\"n\">mydatabase<\/span><span class=\"o\">.<\/span><span class=\"n\">mytable<\/span> <span class=\"n\">IMPORT<\/span> <span class=\"n\">TABLESPACE<\/span><span class=\"p\">;<\/span><\/pre>\n<p>\u4e00\u65e6\u6267\u884c\u6210\u529f\uff0c\u5bfc\u5165\u7684\u6570\u636e\u5c31\u53ef\u4ee5\u4f7f\u7528\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b98\u65b9\u6587\u6863\uff1ahttps:\/\/www.percona.com\/doc\/percona-xtrabackup\/LATEST\/innobackupex\/innoback&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/www.5x44.cn\/?p=932\"> Read More<span class=\"screen-reader-text\">  Read More<\/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":[37],"tags":[],"class_list":["post-932","post","type-post","status-publish","format-standard","hentry","category-mysql"],"_links":{"self":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=932"}],"version-history":[{"count":30,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/932\/revisions"}],"predecessor-version":[{"id":962,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/932\/revisions\/962"}],"wp:attachment":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}