{"id":4662,"date":"2026-06-14T19:31:06","date_gmt":"2026-06-14T19:31:06","guid":{"rendered":"https:\/\/cloudsave.app\/?p=4662"},"modified":"2026-06-14T19:45:20","modified_gmt":"2026-06-14T19:45:20","slug":"%e6%97%a0%e5%a3%b0%e7%9a%84%e6%9d%80%e6%89%8b-%e5%a6%82%e4%bd%95%e5%9c%a8%e7%81%be%e9%9a%be%e5%8f%91%e7%94%9f%e5%89%8d%e6%a3%80%e6%b5%8b%e6%8d%9f%e5%9d%8f%e7%9a%84%e6%95%b0%e6%8d%ae%e5%ba%93%e5%a4%87","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/zh-hans\/knowledge-base\/%e6%97%a0%e5%a3%b0%e7%9a%84%e6%9d%80%e6%89%8b-%e5%a6%82%e4%bd%95%e5%9c%a8%e7%81%be%e9%9a%be%e5%8f%91%e7%94%9f%e5%89%8d%e6%a3%80%e6%b5%8b%e6%8d%9f%e5%9d%8f%e7%9a%84%e6%95%b0%e6%8d%ae%e5%ba%93%e5%a4%87\/","title":{"rendered":"\u65e0\u58f0\u7684\u6740\u624b\uff1a\u5982\u4f55\u5728\u707e\u96be\u53d1\u751f\u524d\u68c0\u6d4b\u635f\u574f\u7684\u6570\u636e\u5e93\u5907\u4efd"},"content":{"rendered":"<p>\u5728\u6570\u636e\u5e93\u7ba1\u7406\u548c\u7ad9\u70b9\u53ef\u9760\u6027\u5de5\u7a0b\u7684\u9ad8\u98ce\u9669\u9886\u57df\uff0c\u6709\u4e00\u4e2a\u4f17\u6240\u5468\u77e5\u7684\u516c\u7406\uff1a<em>\u859b\u5b9a\u8c14\u7684\u5907\u4efd<\/em>\u3002\u5728\u5c1d\u8bd5\u6062\u590d\u4e4b\u524d\uff0c\u4efb\u4f55\u5907\u4efd\u7684\u72b6\u6001\u90fd\u662f\u672a\u77e5\u7684\u3002\u5728\u90a3\u4e00\u523b\u4e4b\u524d\uff0c\u5b83\u5904\u4e8e\u4e00\u79cd\u65e2\u5b8c\u7f8e\u53ef\u7528\u53c8\u5b8c\u5168\u635f\u574f\u7684\u91cf\u5b50\u53e0\u52a0\u6001\u3002<\/p>\n<p>\u5bf9\u4e8e DevOps \u5de5\u7a0b\u5e08\u548c\u6570\u636e\u5e93\u7ba1\u7406\u5458\uff08DBA\uff09\u6765\u8bf4\uff0c\u5728\u53d1\u751f\u7d27\u6025\u4e8b\u4ef6\u65f6\u53d1\u73b0\u5173\u952e\u6570\u636e\u5e93\u5907\u4efd\u5df2\u635f\u574f\uff0c\u662f\u5669\u68a6\u822c\u7684\u573a\u666f\u3002\u8fd9\u4f1a\u5c06\u5e38\u89c4\u7684\u6062\u590d\u64cd\u4f5c\u53d8\u6210\u707e\u96be\u6027\u7684\u6570\u636e\u4e22\u5931\u4e8b\u4ef6\u3002\u8fd9\u79cd\u6570\u636e\u5b8c\u6574\u6027\u7684\u201c\u6c89\u9ed8\u6740\u624b\u201d\u5f80\u5f80\u4e0d\u88ab\u5bdf\u89c9\uff0c\u56e0\u4e3a\u5373\u4f7f\u5e95\u5c42\u6570\u636e\u5df2\u635f\u574f\uff0c\u5907\u4efd\u4f5c\u4e1a\u4e5f\u7ecf\u5e38\u4f1a\u62a5\u544a\u6210\u529f\u7684 <code>Exit Code 0<\/code>\u3002<\/p>\n<p>\u5728\u672c\u7efc\u5408\u6307\u5357\u4e2d\uff0c\u6211\u4eec\u5c06\u5256\u6790\u5907\u4efd\u635f\u574f\u7684\u672c\u8d28\uff0c\u63a2\u7d22\u7279\u5b9a\u4e8e\u6570\u636e\u5e93\u7684\u9a8c\u8bc1\u6280\u672f\uff0c\u5e76\u6f14\u793a\u5982\u4f55\u4e3a\u751f\u4ea7\u73af\u5883\u6784\u5efa\u81ea\u52a8\u5316\u7684\u3001\u575a\u4e0d\u53ef\u6467\u7684\u6062\u590d\u6d41\u6c34\u7ebf\u3002<\/p>\n<h2>\u5907\u4efd\u635f\u574f\u7684\u672c\u8d28<\/h2>\n<p>\u8981\u68c0\u6d4b\u635f\u574f\uff0c\u9996\u5148\u5fc5\u987b\u4e86\u89e3\u5b83\u662f\u5982\u4f55\u53d1\u751f\u7684\u3002\u5907\u4efd\u635f\u574f\u901a\u5e38\u5206\u4e3a\u4e24\u7c7b\uff1a\u7269\u7406\u635f\u574f\uff08\u57fa\u7840\u8bbe\u65bd\u5c42\u9762\uff09\u548c\u903b\u8f91\u635f\u574f\uff08\u5e94\u7528\u5c42\u9762\uff09\u3002<\/p>\n<h3>\u7269\u7406\u635f\u574f<\/h3>\n<p>\u7269\u7406\u635f\u574f\u53d1\u751f\u5728\u5b58\u50a8\u4ecb\u8d28\u4e0a\u7684\u5b9e\u9645\u4f4d\u88ab\u7be1\u6539\u65f6\u3002\u8fd9\u53ef\u80fd\u53d1\u751f\u5728\u4ece\u6e90\u78c1\u76d8\u8bfb\u53d6\u7684\u8fc7\u7a0b\u4e2d\u3001\u7f51\u7edc\u4f20\u8f93\u671f\u95f4\u6216\u5728\u76ee\u6807\u5b58\u50a8\u4e0a\u9759\u6b62\u65f6\u3002<br \/>\n*   <strong>\u4f4d\u8870\u51cf\uff08Bit Rot\uff09\uff1a<\/strong> \u5b58\u50a8\u4ecb\u8d28\u7684\u9010\u6e10\u9000\u5316\u53ef\u80fd\u4f1a\u9759\u9ed8\u5730\u7ffb\u8f6c\u4f4d\u3002<br \/>\n*   <strong>\u4f20\u8f93\u9519\u8bef\uff1a<\/strong> \u867d\u7136 TCP \u6709\u6821\u9a8c\u548c\uff0c\u4f46\u5b83\u4eec\u975e\u5e38\u8584\u5f31\uff0816 \u4f4d\uff09\u3002\u9ad8\u541e\u5410\u91cf\u73af\u5883\u53ef\u80fd\u4f1a\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7ecf\u5386 TCP \u65e0\u6cd5\u6355\u83b7\u7684\u9759\u9ed8\u6570\u636e\u635f\u574f\u3002<br \/>\n*   <strong>\u5b58\u50a8\u63a7\u5236\u5668\u6545\u969c\uff1a<\/strong> RAID \u63a7\u5236\u5668\u6216 SAN \u67b6\u6784\u4e2d\u7684\u786c\u4ef6\u9519\u8bef\u53ef\u80fd\u4f1a\u5728\u5411\u64cd\u4f5c\u7cfb\u7edf\u62a5\u544a\u6210\u529f\u7684\u540c\u65f6\u5199\u5165\u5783\u573e\u6570\u636e\u3002<\/p>\n<h3>\u903b\u8f91\u635f\u574f<\/h3>\n<p>\u903b\u8f91\u635f\u574f\u53ef\u4ee5\u8bf4\u66f4\u5371\u9669\uff0c\u56e0\u4e3a\u5907\u4efd\u6587\u4ef6\u672c\u8eab\u5b8c\u597d\u65e0\u635f\uff0c\u4f46\u5176\u4e2d\u7684\u6570\u636e\u5374\u5df2\u635f\u574f\u3002<br \/>\n*   <strong>\u5783\u573e\u8fdb\uff0c\u5783\u573e\u51fa\uff08GIGO\uff09\uff1a<\/strong> \u5982\u679c\u60a8\u7684\u5b9e\u65f6\u6570\u636e\u5e93\u6709\u635f\u574f\u7684\u7d22\u5f15\u6216\u635f\u574f\u7684\u9875\u9762\uff0c\u60a8\u7684\u5907\u4efd\u5de5\u5177\u53ef\u80fd\u4f1a\u5fe0\u5b9e\u5730\u590d\u5236\u8be5\u635f\u574f\u7684\u9875\u9762\u3002\u5907\u4efd\u4f5c\u4e1a\u6210\u529f\u4e86\uff0c\u4f46\u6062\u590d\u5c06\u4f1a\u5931\u8d25\u6216\u4ea7\u751f\u4e00\u4e2a\u635f\u574f\u7684\u6570\u636e\u5e93\u3002<br \/>\n*   <strong>\u4e8b\u52a1\u4e0d\u5b8c\u6574\uff1a<\/strong> \u5728\u6ca1\u6709\u6b63\u786e\u51bb\u7ed3\u6570\u636e\u5e93 I\/O \u7684\u60c5\u51b5\u4e0b\uff08\u4f8b\u5982\u5728 MySQL \u4e2d\u672a\u4f7f\u7528 <code>FLUSH TABLES WITH READ LOCK<\/code>\uff09\u8fdb\u884c\u6587\u4ef6\u7cfb\u7edf\u7ea7\u5feb\u7167\uff0c\u4f1a\u5bfc\u81f4\u9875\u9762\u635f\u574f\u548c\u65e0\u6cd5\u6062\u590d\u7684\u72b6\u6001\u3002<\/p>\n<h2>\u4e3b\u52a8\u68c0\u6d4b\uff1a\u6821\u9a8c\u548c\u4e0e\u52a0\u5bc6\u54c8\u5e0c<\/h2>\n<p>\u62b5\u5fa1\u7269\u7406\u635f\u574f\u7684\u7b2c\u4e00\u9053\u9632\u7ebf\u662f\u52a0\u5bc6\u9a8c\u8bc1\u3002\u4ec5\u4f9d\u8d56\u6587\u4ef6\u5927\u5c0f\u6216\u4fee\u6539\u65e5\u671f\u662f\u4e0d\u591f\u7684\u3002<\/p>\n<h3>\u542f\u7528\u6570\u636e\u5e93\u7ea7\u6821\u9a8c\u548c<\/h3>\n<p>\u73b0\u4ee3\u5173\u7cfb\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff08RDBMS\uff09\u652f\u6301\u9875\u9762\u7ea7\u6821\u9a8c\u548c\u3002\u542f\u7528\u540e\uff0c\u6570\u636e\u5e93\u4f1a\u5728\u5c06\u6bcf\u4e2a\u9875\u9762\u5199\u5165\u78c1\u76d8\u4e4b\u524d\u8ba1\u7b97\u5176\u6821\u9a8c\u548c\u3002\u5f53\u8bfb\u53d6\u9875\u9762\u65f6\uff08\u65e0\u8bba\u662f\u901a\u8fc7\u67e5\u8be2\u8fd8\u662f\u5907\u4efd\u8fc7\u7a0b\uff09\uff0c\u90fd\u4f1a\u9a8c\u8bc1\u6821\u9a8c\u548c\u3002<\/p>\n<p>\u5bf9\u4e8e <strong>PostgreSQL<\/strong>\uff0c\u60a8\u53ef\u4ee5\u5728\u96c6\u7fa4\u521d\u59cb\u5316\u671f\u95f4\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\uff1a<\/p>\n<pre><code class=\"language-bash\"># \u521d\u59cb\u5316\u4e00\u4e2a\u542f\u7528\u4e86\u6821\u9a8c\u548c\u7684\u65b0 PostgreSQL \u96c6\u7fa4\ninitdb --data-checksums -D \/var\/lib\/postgresql\/data\n<\/code><\/pre>\n<p><em>\u6ce8\u610f\uff1a\u5982\u679c\u60a8\u5df2\u6709 PostgreSQL \u96c6\u7fa4\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>pg_checksums<\/code> \u5de5\u5177\u79bb\u7ebf\u542f\u7528\u5b83\u4eec\u3002<\/em><\/p>\n<p>\u5bf9\u4e8e <strong>Microsoft SQL Server<\/strong>\uff0c\u8bf7\u786e\u4fdd <code>PAGE_VERIFY<\/code> \u8bbe\u7f6e\u4e3a <code>CHECKSUM<\/code>\uff08\u73b0\u4ee3\u7248\u672c\u4e2d\u7684\u9ed8\u8ba4\u8bbe\u7f6e\uff0c\u4f46\u5728\u65e7\u7cfb\u7edf\u4e0a\u503c\u5f97\u9a8c\u8bc1\uff09\uff1a<\/p>\n<pre><code class=\"language-sql\">ALTER DATABASE [ProductionDB] SET PAGE_VERIFY CHECKSUM;\nGO\n<\/code><\/pre>\n<h3>\u9a8c\u8bc1\u9759\u6001\u5907\u4efd<\/h3>\n<p>\u4e00\u65e6\u5907\u4efd\u5230\u8fbe\u60a8\u7684\u5b58\u50a8\u76ee\u6807\uff0c\u5fc5\u987b\u5bf9\u5176\u5b8c\u6574\u6027\u8fdb\u884c\u52a0\u5bc6\u9a8c\u8bc1\u3002\u50cf CloudSave \u8fd9\u6837\u7684\u4f01\u4e1a\u7ea7\u5907\u4efd\u5e73\u53f0\u4f1a\u5728\u4f20\u8f93\u548c\u5b58\u50a8\u671f\u95f4\u81ea\u52a8\u8ba1\u7b97\u5e76\u9a8c\u8bc1\u5907\u4efd\u5757\u7684 SHA-256 \u54c8\u5e0c\u503c\u3002\u5982\u679c\u60a8\u6b63\u5728\u7ba1\u7406\u81ea\u5b9a\u4e49\u811a\u672c\uff0c\u5219\u5fc5\u987b\u624b\u52a8\u5b9e\u73b0\u6b64\u64cd\u4f5c\uff1a<\/p>\n<pre><code class=\"language-bash\"># \u5728\u5907\u4efd\u521b\u5efa\u540e\u751f\u6210 SHA-256 \u54c8\u5e0c\nsha256sum prod_db_backup.tar.gz &gt; prod_db_backup.tar.gz.sha256\n\n# \u5728\u5b58\u50a8\u670d\u52a1\u5668\u4e0a\u9a8c\u8bc1\u54c8\u5e0c\nsha256sum -c prod_db_backup.tar.gz.sha256\n<\/code><\/pre>\n<h2>\u7279\u5b9a\u4e8e\u6570\u636e\u5e93\u7684\u9a8c\u8bc1\u6280\u672f<\/h2>\n<p>\u4e0d\u540c\u7684\u6570\u636e\u5e93\u5f15\u64ce\u63d0\u4f9b\u539f\u751f\u5de5\u5177\u6765\u9a8c\u8bc1\u5176\u5907\u4efd\u5236\u54c1\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<h3>PostgreSQL: <code>pg_verifybackup<\/code><\/h3>\n<p><code>pg_verifybackup<\/code> \u5f15\u5165\u4e8e PostgreSQL 13\uff0c\u5bf9\u4e8e\u4f7f\u7528 <code>pg_basebackup<\/code> \u8fdb\u884c\u7684\u7269\u7406\u5907\u4efd\u800c\u8a00\uff0c\u5b83\u662f\u4e00\u4e2a\u98a0\u8986\u6027\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u8bfb\u53d6\u5907\u4efd\u671f\u95f4\u751f\u6210\u7684 <code>backup_manifest<\/code> \u6587\u4ef6\uff0c\u5e76\u9a8c\u8bc1\u6240\u6709\u6587\u4ef6\u662f\u5426\u5b58\u5728\u53ca\u5176\u6821\u9a8c\u548c\u662f\u5426\u5339\u914d\u3002<\/p>\n<pre><code class=\"language-bash\"># \u5bf9\u7269\u7406\u57fa\u7840\u5907\u4efd\u76ee\u5f55\u8fd0\u884c\u9a8c\u8bc1\npg_verifybackup \/mnt\/backups\/postgres\/base_backup_20231025\/\n<\/code><\/pre>\n<p>\u5982\u679c\u4efb\u4f55\u6570\u636e\u6587\u4ef6\u4e2d\u7684\u5355\u4e2a\u4f4d\u53d1\u751f\u4e86\u7ffb\u8f6c\uff0c<code>pg_verifybackup<\/code> \u5c06\u629b\u51fa\u81f4\u547d\u9519\u8bef\uff0c\u4f7f\u60a8\u7684\u76d1\u63a7\u7cfb\u7edf\u80fd\u591f\u7acb\u5373\u5411 DBA \u56e2\u961f\u53d1\u51fa\u8b66\u62a5\u3002<\/p>\n<h3>Microsoft SQL Server: <code>RESTORE VERIFYONLY<\/code><\/h3>\n<p>SQL Server \u63d0\u4f9b\u4e86\u4e00\u4e2a\u539f\u751f\u547d\u4ee4\uff0c\u65e0\u9700\u5b9e\u9645\u6062\u590d\u5373\u53ef\u9a8c\u8bc1\u5907\u4efd\u6587\u4ef6\u7684\u7269\u7406\u5b8c\u6574\u6027\u3002\u5b83\u4f1a\u68c0\u67e5\u5907\u4efd\u5934\u5e76\u9a8c\u8bc1\u9875\u9762\u6821\u9a8c\u548c\uff08\u5982\u679c\u5b83\u4eec\u5728\u5907\u4efd\u671f\u95f4\u5df2\u542f\u7528\uff09\u3002<\/p>\n<pre><code class=\"language-sql\">RESTORE VERIFYONLY \nFROM DISK = 'Z:BackupsProdDB_Full.bak' \nWITH CHECKSUM;\n<\/code><\/pre>\n<p><strong>\u8b66\u544a\uff1a<\/strong> <code>RESTORE VERIFYONLY<\/code> \u4ec5\u786e\u8ba4\u5907\u4efd\u6587\u4ef6\u53ef\u8bfb\u4e14\u7269\u7406\u6821\u9a8c\u548c\u5339\u914d\u3002\u5b83<em>\u4e0d\u80fd<\/em>\u4fdd\u8bc1\u903b\u8f91\u5b8c\u6574\u6027\u3002\u8981\u786e\u4fdd\u903b\u8f91\u5b8c\u6574\u6027\uff0c\u5fc5\u987b\u6267\u884c\u5b8c\u6574\u6062\u590d\u5e76\u8fd0\u884c <code>DBCC CHECKDB<\/code>\u3002<\/p>\n<h3>MySQL \/ InnoDB: Percona XtraBackup<\/h3>\n<p>\u5bf9\u4e8e MySQL \u73af\u5883\uff0c\u7269\u7406\u5907\u4efd\u901a\u5e38\u7531 Percona XtraBackup \u5904\u7406\u3002\u5907\u4efd\u8fc7\u7a0b\u5305\u62ec\u590d\u5236\u6587\u4ef6\uff0c\u4f46\u5728\u5e94\u7528\u4e8b\u52a1\u65e5\u5fd7\uff08\u91cd\u505a\u65e5\u5fd7\uff09\u4e4b\u524d\uff0c\u5907\u4efd\u662f\u4e0d\u4e00\u81f4\u7684\u3002<code>--prepare<\/code> \u9636\u6bb5\u5145\u5f53\u5185\u7f6e\u7684\u5b8c\u6574\u6027\u68c0\u67e5\u3002<\/p>\n<pre><code class=\"language-bash\"># \u51c6\u5907\u5907\u4efd\u4f1a\u5e94\u7528\u91cd\u505a\u65e5\u5fd7\u3002\n# \u5982\u679c\u5907\u4efd\u5df2\u635f\u574f\uff0c\u6b64\u6b65\u9aa4\u5c06\u5931\u8d25\u3002\nxtrabackup --prepare --target-dir=\/data\/backups\/mysql\/\n<\/code><\/pre>\n<h2>\u9ec4\u91d1\u6807\u51c6\uff1a\u81ea\u52a8\u5316\u6062\u590d\u6d4b\u8bd5<\/h2>\n<p>\u6821\u9a8c\u548c\u548c\u9a8c\u8bc1\u547d\u4ee4\u662f\u5fc5\u8981\u7684\uff0c\u4f46\u8fd8\u4e0d\u591f\u3002\u8bc1\u660e\u5907\u4efd\u53ef\u7528\u7684\u552f\u4e00\u65b9\u6cd5\u662f\u6062\u590d\u5b83\u3002\u5728\u73b0\u4ee3 DevOps \u73af\u5883\u4e2d\uff0c\u6b64\u8fc7\u7a0b\u5fc5\u987b\u5b8c\u5168\u81ea\u52a8\u5316\u3002<\/p>\n<p>\u901a\u8fc7\u5c06\u5907\u4efd\u89c6\u4e3a\u4ee3\u7801\uff0c\u60a8\u53ef\u4ee5\u4e3a\u6570\u636e\u5e93\u6062\u590d\u6784\u5efa CI\/CD \u6d41\u6c34\u7ebf\u3002\u6b64\u6d41\u6c34\u7ebf\u5e94\u914d\u7f6e\u4e34\u65f6\u57fa\u7840\u8bbe\u65bd\u3001\u6267\u884c\u6062\u590d\u3001\u8fd0\u884c\u9a8c\u8bc1\u67e5\u8be2\u5e76\u9500\u6bc1\u73af\u5883\u3002<\/p>\n<h3>\u6784\u5efa\u81ea\u52a8\u5316\u6062\u590d\u6d41\u6c34\u7ebf<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a Bash \u811a\u672c\u793a\u4f8b\uff0c\u8be5\u811a\u672c\u53ef\u4ee5\u7531 cron \u4f5c\u4e1a\u6216 CI \u8fd0\u884c\u5668\uff08\u5982 GitLab CI \u6216 GitHub Actions\uff09\u6bcf\u5929\u89e6\u53d1\uff0c\u4ee5\u9a8c\u8bc1 PostgreSQL \u903b\u8f91\u8f6c\u50a8\u3002<\/p>\n<pre><code class=\"language-bash\">#!\/bin\/bash\nset -e\n\nBACKUP_FILE=&quot;\/mnt\/storage\/prod_db_latest.dump&quot;\nDB_NAME=&quot;prod_db&quot;\nCONTAINER_NAME=&quot;pg_restore_test&quot;\n\necho &quot;[INFO] \u6b63\u5728\u5f00\u59cb\u81ea\u52a8\u5316\u6062\u590d\u6d4b\u8bd5...&quot;\n\n# 1. \u542f\u52a8\u4e00\u4e2a\u4e34\u65f6\u7684 PostgreSQL \u5bb9\u5668\ndocker run --name $CONTAINER_NAME \n  -e POSTGRES_PASSWORD=testpass \n  -d postgres:15\n\n# \u7b49\u5f85 PostgreSQL \u5c31\u7eea\necho &quot;[INFO] \u6b63\u5728\u7b49\u5f85\u6570\u636e\u5e93\u521d\u59cb\u5316...&quot;\nuntil docker exec $CONTAINER_NAME pg_isready -U postgres; do\n  sleep 2\ndone\n\n# 2. \u521b\u5efa\u76ee\u6807\u6570\u636e\u5e93\ndocker exec $CONTAINER_NAME psql -U postgres -c &quot;CREATE DATABASE $DB_NAME;&quot;\n\n# 3. \u6267\u884c\u6062\u590d\necho &quot;[INFO] \u6b63\u5728\u6062\u590d\u5907\u4efd...&quot;\ndocker cp $BACKUP_FILE $CONTAINER_NAME:\/tmp\/backup.dump\ndocker exec $CONTAINER_NAME pg_restore -U postgres -d $DB_NAME -1 \/tmp\/backup.dump\n\n# 4. \u8fd0\u884c\u903b\u8f91\u9a8c\u8bc1\u67e5\u8be2\necho &quot;[INFO] \u6b63\u5728\u8fd0\u884c\u9a8c\u8bc1\u67e5\u8be2...&quot;\n# \u68c0\u67e5 users \u8868\u662f\u5426\u6709\u8d85\u8fc7 10,000 \u6761\u8bb0\u5f55\nUSER_COUNT=$(docker exec $CONTAINER_NAME psql -U postgres -d $DB_NAME -t -c &quot;SELECT COUNT(*) FROM users;&quot;)\n\nif [ &quot;$USER_COUNT&quot; -lt 10000 ]; then\n    echo &quot;[ERROR] \u903b\u8f91\u9a8c\u8bc1\u5931\u8d25\u3002\u9884\u671f &gt;10000 \u4e2a\u7528\u6237\uff0c\u5b9e\u9645\u627e\u5230 $USER_COUNT&quot;\n    # \u5728\u6b64\u5904\u89e6\u53d1 PagerDuty \/ Slack \u8b66\u62a5\n    exit 1\nelse\n    echo &quot;[SUCCESS] \u903b\u8f91\u9a8c\u8bc1\u901a\u8fc7\u3002\u7528\u6237\u6570: $USER_COUNT&quot;\nfi\n\n# 5. \u9500\u6bc1\u4e34\u65f6\u73af\u5883\necho &quot;[INFO] \u6b63\u5728\u6e05\u7406...&quot;\ndocker rm -f $CONTAINER_NAME\n\necho &quot;[INFO] \u81ea\u52a8\u5316\u6062\u590d\u6d4b\u8bd5\u6210\u529f\u5b8c\u6210\u3002&quot;\n<\/code><\/pre>\n<h3>\u60a8\u5e94\u8be5\u9a8c\u8bc1\u4ec0\u4e48\uff1f<\/h3>\n<p>\u6267\u884c\u81ea\u52a8\u5316\u6062\u590d\u6d4b\u8bd5\u65f6\uff0c\u4e0d\u8981\u4ec5\u4ec5\u68c0\u67e5\u6570\u636e\u5e93\u662f\u5426\u542f\u52a8\u3002\u8bf7\u8fd0\u884c\u7279\u5b9a\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u9a8c\u8bc1\u67e5\u8be2\uff1a<br \/>\n1.  <strong>\u884c\u6570\uff1a<\/strong> \u786e\u4fdd\u6838\u5fc3\u8868\u5177\u6709\u9884\u671f\u7684\u884c\u6570\uff08\u4f8b\u5982\uff0c<code>users<\/code> \u8868\u4e0d\u5e94\u4e3a\u7a7a\uff09\u3002<br \/>\n2.  <strong>\u8fd1\u671f\u6570\u636e\uff1a<\/strong> \u67e5\u8be2\u8fc7\u53bb 24 \u5c0f\u65f6\u5185\u521b\u5efa\u7684\u8bb0\u5f55\uff0c\u4ee5\u786e\u4fdd\u5907\u4efd\u4e0d\u662f\u8fc7\u671f\u7684\u3002<br \/>\n3.  <strong>\u5f15\u7528\u5b8c\u6574\u6027\uff1a<\/strong> \u8fd0\u884c\u811a\u672c\u68c0\u67e5\u5b64\u7acb\u7684\u5916\u952e\uff0c\u8fd9\u8868\u660e\u5b58\u5728\u903b\u8f91\u635f\u574f\u3002<\/p>\n<h2>\u5907\u4efd\u5f02\u5e38\u7684\u76d1\u63a7\u4e0e\u8b66\u62a5<\/h2>\n<p>\u5728\u707e\u96be\u53d1\u751f\u524d\u68c0\u6d4b\u5230\u635f\u574f\u9700\u8981\u5f3a\u5927\u7684\u53ef\u89c2\u6d4b\u6027\u3002\u9664\u4e86\u4e8c\u8fdb\u5236\u7684\u6210\u529f\/\u5931\u8d25\u72b6\u6001\u5916\uff0c\u60a8\u8fd8\u5e94\u76d1\u63a7\u5907\u4efd\u4f5c\u4e1a\u7684\u5143\u6570\u636e\u4ee5\u68c0\u6d4b\u5f02\u5e38\u3002<\/p>\n<h3>\u542f\u53d1\u5f0f\u76d1\u63a7<\/h3>\n<p>\u5c06\u60a8\u7684\u5907\u4efd\u5143\u6570\u636e\u96c6\u6210\u5230 Prometheus \u4e2d\uff0c\u5e76\u4f7f\u7528 Grafana \u8fdb\u884c\u53ef\u89c6\u5316\u3002\u4e3a\u4ee5\u4e0b\u542f\u53d1\u5f0f\u6307\u6807\u8bbe\u7f6e\u8b66\u62a5\uff1a<br \/>\n*   <strong>\u5927\u5c0f\u7a81\u7136\u4e0b\u964d\uff1a<\/strong> \u5982\u679c\u60a8\u7684\u6bcf\u65e5\u5907\u4efd\u901a\u5e38\u4e3a 500GB\uff0c\u800c\u4eca\u5929\u7684\u5907\u4efd\u53ea\u6709 50MB\uff0c\u5219\u4f5c\u4e1a\u53ef\u80fd\u5df2\u6210\u529f\u5b8c\u6210\uff08\u9000\u51fa\u4ee3\u7801 0\uff09\uff0c\u4f46\u5b83\u5f88\u53ef\u80fd\u5907\u4efd\u4e86\u4e00\u4e2a\u7a7a\u67b6\u6784\u3002<br \/>\n*   <strong>\u6301\u7eed\u65f6\u95f4\u5f02\u5e38\uff1a<\/strong> \u5982\u679c\u901a\u5e38\u9700\u8981 2 \u5c0f\u65f6\u7684\u5907\u4efd\u5728 5 \u5206\u949f\u5185\u5b8c\u6210\uff0c\u5219\u8bf4\u660e\u67d0\u4e9b\u5185\u5bb9\u88ab\u8df3\u8fc7\u4e86\u3002\u76f8\u53cd\uff0c\u5982\u679c\u9700\u8981 10 \u5c0f\u65f6\uff0c\u5219\u53ef\u80fd\u5b58\u5728\u78c1\u76d8 I\/O \u9000\u5316\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u635f\u574f\u3002<br \/>\n*   <strong>WAL\/\u5f52\u6863\u65e5\u5fd7\u7d2f\u79ef\uff1a<\/strong> \u5982\u679c\u60a8\u7684\u6570\u636e\u5e93\u6b63\u5728\u751f\u6210\u9884\u5199\u65e5\u5fd7\uff08WAL\uff09\u4f46\u5907\u4efd\u7cfb\u7edf\u5f52\u6863\u5b83\u4eec\u7684\u901f\u5ea6\u4e0d\u591f\u5feb\uff0c\u5219\u60a8\u7684\u65f6\u95f4\u70b9\u6062\u590d\uff08PITR\uff09\u94fe\u4e2d\u5b58\u5728\u65ad\u88c2\u7684\u98ce\u9669\u3002<\/p>\n<h2>\u5b9e\u65bd\u5e26\u6709\u5b8c\u6574\u6027\u68c0\u67e5\u7684 3-2-1 \u89c4\u5219<\/h2>\n<p>\u884c\u4e1a\u6807\u51c6\u7684 3-2-1 \u5907\u4efd\u89c4\u5219\uff083 \u4efd\u6570\u636e\u526f\u672c\uff0c2 \u79cd\u4e0d\u540c\u4ecb\u8d28\uff0c1 \u4efd\u5f02\u5730\u5b58\u50a8\uff09\u53ea\u6709\u5728\u6240\u6709\u526f\u672c\u90fd\u7ecf\u8fc7\u9a8c\u8bc1\u65f6\u624d\u6709\u6548\u3002<\/p>\n<p>\u8fd9\u5c31\u662f\u5229\u7528 CloudSave \u7b49\u4f01\u4e1a\u7ea7\u89e3\u51b3\u65b9\u6848\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u8fd0\u8425\u5f00\u9500\u7684\u5730\u65b9\u3002CloudSave \u65e0\u9700\u4e3a\u6bcf\u4e2a\u6570\u636e\u5e93\u8282\u70b9\u7f16\u5199\u548c\u7ef4\u62a4\u590d\u6742\u7684 bash \u811a\u672c\uff0c\u800c\u662f\u76f4\u63a5\u4e0e\u60a8\u7684\u57fa\u7840\u8bbe\u65bd\u96c6\u6210\uff0c\u4ee5\u81ea\u52a8\u5316 3-2-1 \u751f\u547d\u5468\u671f\u3002\u5b83\u63d0\u4f9b\u4e0d\u53ef\u53d8\u5b58\u50a8\uff08\u9632\u6b62\u52d2\u7d22\u8f6f\u4ef6\uff09\uff0c\u5e76\u5177\u6709\u5185\u7f6e\u7684\u81ea\u52a8\u5316\u6062\u590d\u9a8c\u8bc1\u8ba1\u5212\u3002CloudSave \u53ef\u4ee5\u81ea\u52a8\u542f\u52a8\u9694\u79bb\u7684\u6c99\u76d2\u73af\u5883\u3001\u6302\u8f7d\u5907\u4efd\u3001\u8fd0\u884c\u60a8\u7684\u81ea\u5b9a\u4e49 SQL \u9a8c\u8bc1\u811a\u672c\uff0c\u5e76\u5c06\u5065\u5eb7\u72b6\u6001\u62a5\u544a\u56de\u60a8\u7684\u4e2d\u592e\u4eea\u8868\u677f\u3002<\/p>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u635f\u574f\u7684\u6570\u636e\u5e93\u5907\u4efd\u662f\u4e00\u4e2a\u53ef\u80fd\u6467\u6bc1\u4f01\u4e1a\u7684\u6c89\u9ed8\u6740\u624b\u3002\u4ec5\u4ec5\u4f9d\u8d56\u5907\u4efd\u811a\u672c\u7684 <code>Exit Code 0<\/code> \u662f\u4e00\u573a\u5371\u9669\u7684\u8d4c\u535a\u3002<\/p>\n<p>\u8981\u771f\u6b63\u4fdd\u62a4\u60a8\u7684\u751f\u4ea7\u73af\u5883\uff0c\u60a8\u5fc5\u987b\u91c7\u53d6\u6df1\u5ea6\u9632\u5fa1\u7b56\u7565\uff1a<br \/>\n1.  \u5728\u6570\u636e\u5e93\u5f15\u64ce\u5185\u542f\u7528\u9875\u9762\u7ea7\u6821\u9a8c\u548c\u3002<br \/>\n2.  \u5728\u5907\u4efd\u521b\u5efa\u540e\u7acb\u5373\u4f7f\u7528\u539f\u751f\u9a8c\u8bc1\u5de5\u5177\uff08<code>pg_verifybackup<\/code>, <code>RESTORE VERIFYONLY<\/code>\uff09\u3002<br \/>\n3.  \u76d1\u63a7\u5907\u4efd\u5143\u6570\u636e\uff08\u5927\u5c0f\u3001\u6301\u7eed\u65f6\u95f4\uff09\u4ee5\u53d1\u73b0\u542f\u53d1\u5f0f\u5f02\u5e38\u3002<br \/>\n4.  \u5c06\u81ea\u52a8\u5316\u7684\u4e34\u65f6\u6062\u590d\u6d4b\u8bd5\u4f5c\u4e3a\u65e5\u5e38\u8fd0\u8425\u6d41\u6c34\u7ebf\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<p>\u901a\u8fc7\u4ece\u88ab\u52a8\u7684\u201c\u8bbe\u7f6e\u540e\u5373\u5fd8\u201d\u5907\u4efd\u5fc3\u6001\u8f6c\u53d8\u4e3a\u4e3b\u52a8\u7684\u201c\u6301\u7eed\u6062\u590d\u9a8c\u8bc1\u201d\u6a21\u578b\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u5728\u707e\u96be\u4e0d\u53ef\u907f\u514d\u5730\u53d1\u751f\u65f6\uff0c\u60a8\u7684\u6570\u636e\u5df2\u51c6\u5907\u5c31\u7eea\u3001\u53ef\u9760\u4e14\u5b8c\u5168\u53ef\u6062\u590d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>** Discover how DevOps engineers and DBAs can detect corrupted database backups before disaster strikes. Learn advanced techniques for PostgreSQL, SQL Server, and MySQL, including automated restore testing and checksum validation.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Detect Corrupted Database Backups Before Disaster","rank_math_description":"** Discover how DevOps engineers and DBAs can detect corrupted database backups before disaster strikes. 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