{"id":4681,"date":"2026-06-14T19:31:06","date_gmt":"2026-06-14T19:31:06","guid":{"rendered":"https:\/\/cloudsave.app\/?p=4681"},"modified":"2026-06-15T15:19:07","modified_gmt":"2026-06-15T15:19:07","slug":"%e9%9d%99%e3%81%8b%e3%81%aa%e3%82%8b%e6%ae%ba%e4%ba%ba%e8%80%85-%e7%81%bd%e5%ae%b3%e3%81%8c%e7%99%ba%e7%94%9f%e3%81%99%e3%82%8b%e5%89%8d%e3%81%ab%e7%a0%b4%e6%90%8d%e3%81%97%e3%81%9f%e3%83%87%e3%83%bc","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/ja\/knowledge-base\/%e9%9d%99%e3%81%8b%e3%81%aa%e3%82%8b%e6%ae%ba%e4%ba%ba%e8%80%85-%e7%81%bd%e5%ae%b3%e3%81%8c%e7%99%ba%e7%94%9f%e3%81%99%e3%82%8b%e5%89%8d%e3%81%ab%e7%a0%b4%e6%90%8d%e3%81%97%e3%81%9f%e3%83%87%e3%83%bc\/","title":{"rendered":"\u9759\u304b\u306a\u308b\u6bba\u4eba\u8005\uff1a\u707d\u5bb3\u304c\u767a\u751f\u3059\u308b\u524d\u306b\u7834\u640d\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u691c\u51fa\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u3068\u30b5\u30a4\u30c8\u4fe1\u983c\u6027\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\uff08SRE\uff09\u3068\u3044\u3046\u30cf\u30a4\u30b9\u30c6\u30fc\u30af\u30b9\u306a\u4e16\u754c\u306b\u306f\u3001\u3088\u304f\u77e5\u3089\u308c\u305f\u516c\u7406\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u304c\u300c<em>\u30b7\u30e5\u30ec\u30fc\u30c7\u30a3\u30f3\u30ac\u30fc\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/em>\u300d\u3067\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u72b6\u614b\u306f\u3001\u5fa9\u5143\u3092\u8a66\u307f\u308b\u307e\u3067\u4e0d\u660e\u3067\u3059\u3002\u305d\u306e\u77ac\u9593\u307e\u3067\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u300c\u5b8c\u5168\u306b\u6709\u52b9\u3067\u3042\u308b\u300d\u72b6\u614b\u3068\u300c\u5b8c\u5168\u306b\u7834\u640d\u3057\u3066\u3044\u308b\u300d\u72b6\u614b\u306e\u91cf\u5b50\u7684\u306a\u91cd\u306d\u5408\u308f\u305b\u306e\u4e2d\u306b\u5b58\u5728\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>DevOps\u30a8\u30f3\u30b8\u30cb\u30a2\u3084DBA\u306b\u3068\u3063\u3066\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u767a\u751f\u4e2d\u306b\u91cd\u8981\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u7834\u640d\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u767a\u898b\u3059\u308b\u306e\u306f\u3001\u6700\u60aa\u306e\u60aa\u5922\u3067\u3059\u3002\u305d\u308c\u306f\u3001\u65e5\u5e38\u7684\u306a\u5fa9\u65e7\u4f5c\u696d\u3092\u58ca\u6ec5\u7684\u306a\u30c7\u30fc\u30bf\u640d\u5931\u30a4\u30d9\u30f3\u30c8\u3078\u3068\u5909\u3048\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u306b\u304a\u3051\u308b\u300c\u9759\u304b\u306a\u308b\u6bba\u4eba\u8005\u300d\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b8\u30e7\u30d6\u304c\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u7834\u640d\u6642\u3067\u3042\u3063\u3066\u3082\u983b\u7e41\u306b<code>\u7d42\u4e86\u30b3\u30fc\u30c9 0<\/code>\uff08\u6210\u529f\uff09\u3092\u5831\u544a\u3059\u308b\u305f\u3081\u3001\u898b\u904e\u3054\u3055\u308c\u304c\u3061\u3067\u3059\u3002<\/p>\n<p>\u672c\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7834\u640d\u306e\u69cb\u9020\u3092\u89e3\u5256\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u56fa\u6709\u306e\u691c\u8a3c\u624b\u6cd5\u3092\u63a2\u308a\u3001\u672c\u756a\u74b0\u5883\u5411\u3051\u306b\u81ea\u52d5\u5316\u3055\u308c\u305f\u5805\u7262\u306a\u5fa9\u5143\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7834\u640d\u306e\u69cb\u9020<\/h2>\n<p>\u7834\u640d\u3092\u691c\u51fa\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u305d\u308c\u304c\u3069\u306e\u3088\u3046\u306b\u767a\u751f\u3059\u308b\u304b\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u7834\u640d\u306f\u4e00\u822c\u7684\u306b\u3001\u7269\u7406\u7684\uff08\u30a4\u30f3\u30d5\u30e9\u30ec\u30d9\u30eb\uff09\u3068\u8ad6\u7406\u7684\uff08\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\uff09\u306e2\u3064\u306e\u30ab\u30c6\u30b4\u30ea\u306b\u5206\u985e\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u7269\u7406\u7684\u7834\u640d<\/h3>\n<p>\u7269\u7406\u7684\u7834\u640d\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u30e1\u30c7\u30a3\u30a2\u4e0a\u306e\u5b9f\u969b\u306e\u30d3\u30c3\u30c8\u304c\u5909\u66f4\u3055\u308c\u305f\u3068\u304d\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30bd\u30fc\u30b9\u30c7\u30a3\u30b9\u30af\u304b\u3089\u306e\u8aad\u307f\u53d6\u308a\u30d7\u30ed\u30bb\u30b9\u4e2d\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8ee2\u9001\u4e2d\u3001\u307e\u305f\u306f\u30bf\u30fc\u30b2\u30c3\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u3067\u306e\u9759\u6b62\u4e2d\u306b\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n*   <strong>\u30d3\u30c3\u30c8\u8150\u6557\uff08Bit Rot\uff09:<\/strong> \u30b9\u30c8\u30ec\u30fc\u30b8\u30e1\u30c7\u30a3\u30a2\u306e\u7d4c\u5e74\u52a3\u5316\u306b\u3088\u308a\u3001\u30d3\u30c3\u30c8\u304c\u9759\u304b\u306b\u53cd\u8ee2\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n*   <strong>\u8ee2\u9001\u30a8\u30e9\u30fc:<\/strong> TCP\u306b\u306f\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u80fd\u529b\u306f\u975e\u5e38\u306b\u9650\u5b9a\u7684\uff0816\u30d3\u30c3\u30c8\uff09\u3067\u3059\u3002\u9ad8\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u74b0\u5883\u3067\u306f\u3001TCP\u3067\u691c\u77e5\u3067\u304d\u306a\u3044\u30c7\u30fc\u30bf\u7834\u640d\u304c\u8ee2\u9001\u4e2d\u306b\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n*   <strong>\u30b9\u30c8\u30ec\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u969c\u5bb3:<\/strong> RAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3084SAN\u30d5\u30a1\u30d6\u30ea\u30c3\u30af\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30d0\u30b0\u306b\u3088\u308a\u3001OS\u306b\u306f\u6210\u529f\u3068\u5831\u544a\u3057\u306a\u304c\u3089\u3001\u5b9f\u969b\u306b\u306f\u30b4\u30df\u30c7\u30fc\u30bf\u304c\u66f8\u304d\u8fbc\u307e\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u8ad6\u7406\u7684\u7834\u640d<\/h3>\n<p>\u8ad6\u7406\u7684\u7834\u640d\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u81ea\u4f53\u306f\u5b8c\u5168\u306b\u7121\u50b7\u3067\u3042\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u5185\u90e8\u306e\u30c7\u30fc\u30bf\u304c\u58ca\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3088\u308a\u5371\u967a\u3068\u8a00\u3048\u307e\u3059\u3002<br \/>\n*   <strong>\u30b4\u30df\u3092\u5165\u308c\u305f\u3089\u30b4\u30df\u304c\u51fa\u308b\uff08GIGO\uff09:<\/strong> \u7a3c\u50cd\u4e2d\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u7834\u640d\u3057\u305f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3084\u7834\u640d\u3057\u305f\u30da\u30fc\u30b8\u304c\u3042\u308b\u5834\u5408\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c4\u30fc\u30eb\u306f\u5fe0\u5b9f\u306b\u305d\u306e\u7834\u640d\u3057\u305f\u30da\u30fc\u30b8\u3092\u30b3\u30d4\u30fc\u3057\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b8\u30e7\u30d6\u306f\u6210\u529f\u3057\u307e\u3059\u304c\u3001\u5fa9\u5143\u306f\u5931\u6557\u3059\u308b\u304b\u3001\u58ca\u308c\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002<br \/>\n*   <strong>\u4e0d\u5b8c\u5168\u306a\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3:<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306eI\/O\u3092\u9069\u5207\u306b\u30d5\u30ea\u30fc\u30ba\u3055\u305b\u305a\u306b\uff08\u4f8b\uff1aMySQL\u3067<code>FLUSH TABLES WITH READ LOCK<\/code>\u3092\u4f7f\u7528\u305b\u305a\u306b\uff09\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u30ec\u30d9\u30eb\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u53d6\u5f97\u3059\u308b\u3068\u3001\u30da\u30fc\u30b8\u304c\u4e0d\u6574\u5408\u3092\u8d77\u3053\u3057\u3001\u5fa9\u65e7\u4e0d\u53ef\u80fd\u306a\u72b6\u614b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u691c\u51fa\uff1a\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3068\u6697\u53f7\u5b66\u7684\u30cf\u30c3\u30b7\u30e5<\/h2>\n<p>\u7269\u7406\u7684\u7834\u640d\u306b\u5bfe\u3059\u308b\u7b2c\u4e00\u306e\u9632\u885b\u7dda\u306f\u3001\u6697\u53f7\u5b66\u7684\u306a\u691c\u8a3c\u3067\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3084\u66f4\u65b0\u65e5\u6642\u306b\u983c\u308b\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3059\u3002<\/p>\n<h3>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ec\u30d9\u30eb\u306e\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u306e\u6709\u52b9\u5316<\/h3>\n<p>\u73fe\u4ee3\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08RDBMS\uff09\u306f\u3001\u30da\u30fc\u30b8\u30ec\u30d9\u30eb\u306e\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3092\u6709\u52b9\u306b\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u30c7\u30a3\u30b9\u30af\u306b\u66f8\u304d\u8fbc\u3080\u524d\u306b\u5404\u30da\u30fc\u30b8\u306e\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002\u30da\u30fc\u30b8\u304c\u8aad\u307f\u53d6\u3089\u308c\u308b\u969b\uff08\u30af\u30a8\u30ea\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d7\u30ed\u30bb\u30b9\u306b\u3088\u308b\uff09\u3001\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u304c\u691c\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><strong>PostgreSQL<\/strong>\u306e\u5834\u5408\u3001\u30af\u30e9\u30b9\u30bf\u30fc\u306e\u521d\u671f\u5316\u6642\u306b\u30c7\u30fc\u30bf\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u6709\u52b9\u306b\u3067\u304d\u307e\u3059\uff1a<\/p>\n<pre><code class=\"language-bash\"># \u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u6709\u52b9\u306b\u3057\u3066\u65b0\u3057\u3044PostgreSQL\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u521d\u671f\u5316\ninitdb --data-checksums -D \/var\/lib\/postgresql\/data\n<\/code><\/pre>\n<p><em>\u6ce8\uff1a\u65e2\u5b58\u306ePostgreSQL\u30af\u30e9\u30b9\u30bf\u30fc\u304c\u3042\u308b\u5834\u5408\u306f\u3001<code>pg_checksums<\/code>\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u3092\u4f7f\u7528\u3057\u3066\u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u6709\u52b9\u306b\u3067\u304d\u307e\u3059\u3002<\/em><\/p>\n<p><strong>Microsoft SQL Server<\/strong>\u306e\u5834\u5408\u3001<code>PAGE_VERIFY<\/code>\u304c<code>CHECKSUM<\/code>\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u3059\u304c\u3001\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u78ba\u8a8d\u304c\u5fc5\u8981\u3067\u3059\uff09\uff1a<\/p>\n<pre><code class=\"language-sql\">ALTER DATABASE [ProductionDB] SET PAGE_VERIFY CHECKSUM;\nGO\n<\/code><\/pre>\n<h3>\u4fdd\u5b58\u30c7\u30fc\u30bf\u306e\u691c\u8a3c<\/h3>\n<p>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u30b9\u30c8\u30ec\u30fc\u30b8\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u5230\u9054\u3057\u305f\u3089\u3001\u305d\u306e\u6574\u5408\u6027\u3092\u6697\u53f7\u5b66\u7684\u306b\u691c\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002CloudSave\u306e\u3088\u3046\u306a\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u8ee2\u9001\u4e2d\u304a\u3088\u3073\u4fdd\u5b58\u6642\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d6\u30ed\u30c3\u30af\u306eSHA-256\u30cf\u30c3\u30b7\u30e5\u3092\u81ea\u52d5\u7684\u306b\u8a08\u7b97\u30fb\u691c\u8a3c\u3057\u307e\u3059\u3002\u30ab\u30b9\u30bf\u30e0\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u7ba1\u7406\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3053\u308c\u3092\u624b\u52d5\u3067\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n<pre><code class=\"language-bash\"># \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4f5c\u6210\u5f8c\u306bSHA-256\u30cf\u30c3\u30b7\u30e5\u3092\u751f\u6210\nsha256sum prod_db_backup.tar.gz &gt; prod_db_backup.tar.gz.sha256\n\n# \u30b9\u30c8\u30ec\u30fc\u30b8\u30b5\u30fc\u30d0\u30fc\u4e0a\u3067\u30cf\u30c3\u30b7\u30e5\u3092\u691c\u8a3c\nsha256sum -c prod_db_backup.tar.gz.sha256\n<\/code><\/pre>\n<h2>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u56fa\u6709\u306e\u691c\u8a3c\u624b\u6cd5<\/h2>\n<p>\u5404\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6210\u679c\u7269\u306e\u6574\u5408\u6027\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>PostgreSQL: <code>pg_verifybackup<\/code><\/h3>\n<p>PostgreSQL 13\u3067\u5c0e\u5165\u3055\u308c\u305f<code>pg_verifybackup<\/code>\u306f\u3001<code>pg_basebackup<\/code>\u3067\u53d6\u5f97\u3055\u308c\u305f\u7269\u7406\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306b\u3068\u3063\u3066\u753b\u671f\u7684\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4e2d\u306b\u751f\u6210\u3055\u308c\u305f<code>backup_manifest<\/code>\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u53d6\u308a\u3001\u3059\u3079\u3066\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u3001\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-bash\"># \u7269\u7406\u30d9\u30fc\u30b9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u5bfe\u3057\u3066\u691c\u8a3c\u3092\u5b9f\u884c\npg_verifybackup \/mnt\/backups\/postgres\/base_backup_20231025\/\n<\/code><\/pre>\n<p>\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u306e\u3044\u305a\u308c\u304b\u30671\u30d3\u30c3\u30c8\u3067\u3082\u53cd\u8ee2\u3057\u3066\u3044\u308c\u3070\u3001<code>pg_verifybackup<\/code>\u306f\u81f4\u547d\u7684\u306a\u30a8\u30e9\u30fc\u3092\u30b9\u30ed\u30fc\u3057\u3001\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u304c\u76f4\u3061\u306bDBA\u30c1\u30fc\u30e0\u306b\u30a2\u30e9\u30fc\u30c8\u3092\u9001\u4fe1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h3>Microsoft SQL Server: <code>RESTORE VERIFYONLY<\/code><\/h3>\n<p>SQL Server\u306f\u3001\u5b9f\u969b\u306b\u5fa9\u5143\u3059\u308b\u3053\u3068\u306a\u304f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u306e\u7269\u7406\u7684\u306a\u6574\u5408\u6027\u3092\u691c\u8a3c\u3059\u308b\u30cd\u30a4\u30c6\u30a3\u30d6\u30b3\u30de\u30f3\u30c9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d8\u30c3\u30c0\u30fc\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u30da\u30fc\u30b8\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u691c\u8a3c\u3057\u307e\u3059\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6642\u306b\u6709\u52b9\u306b\u3055\u308c\u3066\u3044\u305f\u5834\u5408\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>\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u304c\u8aad\u307f\u53d6\u308a\u53ef\u80fd\u3067\u3042\u308a\u3001\u7269\u7406\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u306e\u307f\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u8ad6\u7406\u7684\u306a\u6574\u5408\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u8ad6\u7406\u7684\u306a\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u306b\u306f\u3001\u5b8c\u5168\u306a\u5fa9\u5143\u3092\u5b9f\u884c\u3057\u3001<code>DBCC CHECKDB<\/code>\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>MySQL \/ InnoDB: Percona XtraBackup<\/h3>\n<p>MySQL\u74b0\u5883\u3067\u306f\u3001\u7269\u7406\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306fPercona XtraBackup\u306b\u3088\u3063\u3066\u51e6\u7406\u3055\u308c\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d7\u30ed\u30bb\u30b9\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u30b3\u30d4\u30fc\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u304c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30ed\u30b0\uff08REDO\u30ed\u30b0\uff09\u304c\u9069\u7528\u3055\u308c\u308b\u307e\u3067\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u6574\u5408\u6027\u3092\u6301\u3061\u307e\u305b\u3093\u3002<code>--prepare<\/code>\u30d5\u30a7\u30fc\u30ba\u304c\u7d44\u307f\u8fbc\u307f\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-bash\"># \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u6e96\u5099\uff08prepare\uff09\u306b\u3088\u308aREDO\u30ed\u30b0\u304c\u9069\u7528\u3055\u308c\u307e\u3059\u3002\n# \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u7834\u640d\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u5931\u6557\u3057\u307e\u3059\u3002\nxtrabackup --prepare --target-dir=\/data\/backups\/mysql\/\n<\/code><\/pre>\n<h2>\u30b4\u30fc\u30eb\u30c9\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\uff1a\u81ea\u52d5\u5fa9\u5143\u30c6\u30b9\u30c8<\/h2>\n<p>\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3084\u691c\u8a3c\u30b3\u30de\u30f3\u30c9\u306f\u5fc5\u8981\u3067\u3059\u304c\u3001\u305d\u308c\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u6709\u52b9\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u5b9f\u306b\u8a3c\u660e\u3059\u308b\u552f\u4e00\u306e\u65b9\u6cd5\u306f\u3001\u5b9f\u969b\u306b\u5fa9\u5143\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u73fe\u4ee3\u306eDevOps\u74b0\u5883\u3067\u306f\u3001\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u5b8c\u5168\u306b\u81ea\u52d5\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u30b3\u30fc\u30c9\u3068\u3057\u3066\u6271\u3046\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5fa9\u5143\u306eCI\/CD\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306f\u3001\u4e00\u6642\u7684\u306a\u30a4\u30f3\u30d5\u30e9\u3092\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3057\u3001\u5fa9\u5143\u3092\u5b9f\u884c\u3057\u3001\u691c\u8a3c\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3001\u74b0\u5883\u3092\u7834\u68c4\u3059\u308b\u4e00\u9023\u306e\u6d41\u308c\u3092\u81ea\u52d5\u5316\u3057\u307e\u3059\u3002<\/p>\n<h3>\u81ea\u52d5\u5fa9\u5143\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u69cb\u7bc9<\/h3>\n<p>\u4ee5\u4e0b\u306f\u3001PostgreSQL\u306e\u8ad6\u7406\u30c0\u30f3\u30d7\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306b\u3001cron\u30b8\u30e7\u30d6\u3084CI\u30e9\u30f3\u30ca\u30fc\uff08GitLab CI\u3084GitHub Actions\u306a\u3069\uff09\u304b\u3089\u6bce\u65e5\u30c8\u30ea\u30ac\u30fc\u3067\u304d\u308bBash\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u4f8b\u3067\u3059\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] \u81ea\u52d5\u5fa9\u5143\u30c6\u30b9\u30c8\u3092\u958b\u59cb\u3057\u307e\u3059...&quot;\n\n# 1. \u4e00\u6642\u7684\u306aPostgreSQL\u30b3\u30f3\u30c6\u30ca\u3092\u8d77\u52d5\ndocker run --name $CONTAINER_NAME \n  -e POSTGRES_PASSWORD=testpass \n  -d postgres:15\n\n# PostgreSQL\u306e\u6e96\u5099\u304c\u3067\u304d\u308b\u307e\u3067\u5f85\u6a5f\necho &quot;[INFO] \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u521d\u671f\u5316\u3092\u5f85\u6a5f\u4e2d...&quot;\nuntil docker exec $CONTAINER_NAME pg_isready -U postgres; do\n  sleep 2\ndone\n\n# 2. \u30bf\u30fc\u30b2\u30c3\u30c8\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\ndocker exec $CONTAINER_NAME psql -U postgres -c &quot;CREATE DATABASE $DB_NAME;&quot;\n\n# 3. \u5fa9\u5143\u3092\u5b9f\u884c\necho &quot;[INFO] \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5fa9\u5143\u4e2d...&quot;\ndocker cp $BACKUP_FILE $CONTAINER_NAME:\/tmp\/backup.dump\ndocker exec $CONTAINER_NAME pg_restore -U postgres -d $DB_NAME -1 \/tmp\/backup.dump\n\n# 4. \u8ad6\u7406\u691c\u8a3c\u30af\u30a8\u30ea\u3092\u5b9f\u884c\necho &quot;[INFO] \u691c\u8a3c\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u4e2d...&quot;\n# users\u30c6\u30fc\u30d6\u30eb\u306b10,000\u4ef6\u4ee5\u4e0a\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u3042\u308b\u304b\u78ba\u8a8d\nUSER_COUNT=$(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] \u8ad6\u7406\u691c\u8a3c\u5931\u6557\u300210,000\u30e6\u30fc\u30b6\u30fc\u4ee5\u4e0a\u3092\u671f\u5f85\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001$USER_COUNT\u4ef6\u3067\u3057\u305f\u3002&quot;\n    # \u3053\u3053\u3067PagerDuty \/ Slack\u30a2\u30e9\u30fc\u30c8\u3092\u30c8\u30ea\u30ac\u30fc\n    exit 1\nelse\n    echo &quot;[SUCCESS] \u8ad6\u7406\u691c\u8a3c\u6210\u529f\u3002\u30e6\u30fc\u30b6\u30fc\u6570: $USER_COUNT&quot;\nfi\n\n# 5. \u4e00\u6642\u74b0\u5883\u3092\u7834\u68c4\necho &quot;[INFO] \u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u4e2d...&quot;\ndocker rm -f $CONTAINER_NAME\n\necho &quot;[INFO] \u81ea\u52d5\u5fa9\u5143\u30c6\u30b9\u30c8\u304c\u6b63\u5e38\u306b\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002&quot;\n<\/code><\/pre>\n<h3>\u4f55\u3092\u691c\u8a3c\u3059\u3079\u304d\u304b\uff1f<\/h3>\n<p>\u81ea\u52d5\u5fa9\u5143\u30c6\u30b9\u30c8\u3092\u5b9f\u884c\u3059\u308b\u969b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u8d77\u52d5\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u56fa\u6709\u306e\u691c\u8a3c\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<br \/>\n1.  <strong>\u884c\u6570:<\/strong> \u4e3b\u8981\u306a\u30c6\u30fc\u30d6\u30eb\u304c\u671f\u5f85\u901a\u308a\u306e\u884c\u6570\u3092\u6301\u3063\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b\uff08\u4f8b\uff1a<code>users<\/code>\u30c6\u30fc\u30d6\u30eb\u304c\u7a7a\u3067\u306f\u306a\u3044\u3053\u3068\uff09\u3002<br \/>\n2.  <strong>\u6700\u65b0\u30c7\u30fc\u30bf:<\/strong> \u904e\u53bb24\u6642\u9593\u4ee5\u5185\u306b\u4f5c\u6210\u3055\u308c\u305f\u30ec\u30b3\u30fc\u30c9\u3092\u30af\u30a8\u30ea\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u53e4\u304f\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<br \/>\n3.  <strong>\u53c2\u7167\u6574\u5408\u6027:<\/strong> \u5b64\u7acb\u3057\u305f\u5916\u90e8\u30ad\u30fc\u304c\u306a\u3044\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3059\u308b\uff08\u8ad6\u7406\u7684\u7834\u640d\u306e\u5146\u5019\uff09\u3002<\/p>\n<h2>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7570\u5e38\u306e\u76e3\u8996\u3068\u30a2\u30e9\u30fc\u30c8<\/h2>\n<p>\u707d\u5bb3\u304c\u767a\u751f\u3059\u308b\u524d\u306b\u7834\u640d\u3092\u691c\u51fa\u3059\u308b\u306b\u306f\u3001\u5805\u7262\u306a\u30aa\u30d6\u30b6\u30fc\u30d0\u30d3\u30ea\u30c6\u30a3\u304c\u5fc5\u8981\u3067\u3059\u3002\u30d0\u30a4\u30ca\u30ea\u306e\u6210\u529f\/\u5931\u6557\u72b6\u614b\u3092\u8d85\u3048\u3066\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b8\u30e7\u30d6\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u76e3\u8996\u3057\u3001\u7570\u5e38\u3092\u691c\u51fa\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u76e3\u8996<\/h3>\n<p>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092Prometheus\u306b\u7d71\u5408\u3057\u3001Grafana\u3067\u53ef\u8996\u5316\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u306b\u5bfe\u3057\u3066\u30a2\u30e9\u30fc\u30c8\u3092\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<br \/>\n*   <strong>\u6025\u6fc0\u306a\u30b5\u30a4\u30ba\u6e1b\u5c11:<\/strong> \u65e5\u3005\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u5e38\u306b500GB\u3067\u3042\u308b\u306e\u306b\u3001\u4eca\u65e5\u304c50MB\u3067\u3042\u308c\u3070\u3001\u30b8\u30e7\u30d6\u306f\u6210\u529f\uff08\u7d42\u4e86\u30b3\u30fc\u30c90\uff09\u3057\u3066\u3044\u3066\u3082\u3001\u7a7a\u306e\u30b9\u30ad\u30fc\u30de\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u305f\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n*   <strong>\u6240\u8981\u6642\u9593\u306e\u7570\u5e38:<\/strong> \u901a\u5e382\u6642\u9593\u304b\u304b\u308b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c5\u5206\u3067\u7d42\u308f\u308b\u5834\u5408\u3001\u4f55\u304b\u304c\u30b9\u30ad\u30c3\u30d7\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u9006\u306b10\u6642\u9593\u304b\u304b\u308b\u5834\u5408\u306f\u3001\u30c7\u30a3\u30b9\u30afI\/O\u306e\u52a3\u5316\u306b\u3088\u308a\u7834\u640d\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n*   <strong>WAL\/\u30a2\u30fc\u30ab\u30a4\u30d6\u30ed\u30b0\u306e\u84c4\u7a4d:<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u5148\u884c\u66f8\u304d\u8fbc\u307f\u30ed\u30b0\uff08WAL\uff09\u3092\u751f\u6210\u3057\u3066\u3044\u308b\u306e\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b7\u30b9\u30c6\u30e0\u304c\u5341\u5206\u306b\u30a2\u30fc\u30ab\u30a4\u30d6\u3067\u304d\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30dd\u30a4\u30f3\u30c8\u30a4\u30f3\u30bf\u30a4\u30e0\u30ea\u30ab\u30d0\u30ea\uff08PITR\uff09\u30c1\u30a7\u30fc\u30f3\u306b\u6b20\u843d\u304c\u751f\u3058\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u3092\u4f34\u30463-2-1\u30eb\u30fc\u30eb\u306e\u5b9f\u88c5<\/h2>\n<p>\u696d\u754c\u6a19\u6e96\u306e3-2-1\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30eb\u30fc\u30eb\uff08\u30c7\u30fc\u30bf\u306e\u30b3\u30d4\u30fc\u30923\u3064\u30012\u3064\u306e\u7570\u306a\u308b\u30e1\u30c7\u30a3\u30a2\u306b\u30011\u3064\u3092\u30aa\u30d5\u30b5\u30a4\u30c8\u306b\uff09\u306f\u3001\u3059\u3079\u3066\u306e\u30b3\u30d4\u30fc\u304c\u691c\u8a3c\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306b\u306e\u307f\u6709\u52b9\u3067\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067CloudSave\u306e\u3088\u3046\u306a\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u904b\u7528\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u3092\u5927\u5e45\u306b\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ce\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u8907\u96d1\u306abash\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u8a18\u8ff0\u30fb\u4fdd\u5b88\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001CloudSave\u306f\u30a4\u30f3\u30d5\u30e9\u3068\u76f4\u63a5\u7d71\u5408\u3057\u30663-2-1\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u81ea\u52d5\u5316\u3057\u307e\u3059\u3002\u30e9\u30f3\u30b5\u30e0\u30a6\u30a7\u30a2\u304b\u3089\u4fdd\u8b77\u3059\u308b\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\uff08\u4e0d\u5909\uff09\u30b9\u30c8\u30ec\u30fc\u30b8\u3092\u63d0\u4f9b\u3057\u3001\u7d44\u307f\u8fbc\u307f\u306e\u81ea\u52d5\u5fa9\u5143\u691c\u8a3c\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002CloudSave\u306f\u81ea\u52d5\u7684\u306b\u5206\u96e2\u3055\u308c\u305f\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u74b0\u5883\u3092\u7acb\u3061\u4e0a\u3052\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u30de\u30a6\u30f3\u30c8\u3057\u3001\u30ab\u30b9\u30bf\u30e0SQL\u691c\u8a3c\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3057\u3001\u30d8\u30eb\u30b9\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u4e2d\u592e\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306b\u5831\u544a\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u7834\u640d\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u3092\u7834\u58ca\u3057\u304b\u306d\u306a\u3044\u9759\u304b\u306a\u308b\u6bba\u4eba\u8005\u3067\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b9\u30af\u30ea\u30d7\u30c8\u306e<code>\u7d42\u4e86\u30b3\u30fc\u30c9 0<\/code>\u3060\u3051\u306b\u983c\u308b\u306e\u306f\u5371\u967a\u306a\u8ced\u3051\u3067\u3059\u3002<\/p>\n<p>\u672c\u756a\u74b0\u5883\u3092\u771f\u306b\u4fdd\u8b77\u3059\u308b\u306b\u306f\u3001\u591a\u5c64\u9632\u5fa1\u6226\u7565\u3092\u63a1\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff1a<br \/>\n1.  \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a8\u30f3\u30b8\u30f3\u5185\u3067\u30da\u30fc\u30b8\u30ec\u30d9\u30eb\u306e\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u6709\u52b9\u306b\u3059\u308b\u3002<br \/>\n2.  \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4f5c\u6210\u76f4\u5f8c\u306b\u30cd\u30a4\u30c6\u30a3\u30d6\u691c\u8a3c\u30c4\u30fc\u30eb\uff08<code>pg_verifybackup<\/code>\u3001<code>RESTORE VERIFYONLY<\/code>\uff09\u3092\u6d3b\u7528\u3059\u308b\u3002<br \/>\n3.  \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\uff08\u30b5\u30a4\u30ba\u3001\u6240\u8981\u6642\u9593\uff09\u3092\u76e3\u8996\u3057\u3001\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u306a\u7570\u5e38\u3092\u691c\u77e5\u3059\u308b\u3002<br \/>\n4.  \u65e5\u3005\u306e\u904b\u7528\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u4e00\u90e8\u3068\u3057\u3066\u3001\u81ea\u52d5\u5316\u3055\u308c\u305f\u4e00\u6642\u7684\u306a\u5fa9\u5143\u30c6\u30b9\u30c8\u3092\u5b9f\u88c5\u3059\u308b\u3002<\/p>\n<p>\u53d7\u52d5\u7684\u306a\u300c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u5fd8\u308c\u308b\u300d\u3068\u3044\u3046\u8003\u3048\u65b9\u304b\u3089\u3001\u80fd\u52d5\u7684\u306a\u300c\u7d99\u7d9a\u7684\u306a\u5fa9\u5143\u691c\u8a3c\u300d\u30e2\u30c7\u30eb\u3078\u3068\u79fb\u884c\u3059\u308b\u3053\u3068\u3067\u3001\u707d\u5bb3\u304c\u907f\u3051\u3089\u308c\u306a\u3044\u4e8b\u614b\u3068\u306a\u3063\u305f\u969b\u306b\u3082\u3001\u30c7\u30fc\u30bf\u304c\u6e96\u5099\u3055\u308c\u3066\u304a\u308a\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u5b8c\u5168\u306b\u5fa9\u65e7\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3067\u304d\u307e\u3059\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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