{"id":18769,"date":"2026-04-06T11:49:56","date_gmt":"2026-04-06T09:49:56","guid":{"rendered":"https:\/\/webhosting.de\/mysql-replication-lag-hosting-optimierung-serverlag\/"},"modified":"2026-04-06T11:49:56","modified_gmt":"2026-04-06T09:49:56","slug":"mysql-%e3%83%ac%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e3%81%ae%e9%81%85%e5%bb%b6-%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e3%81%ae%e6%9c%80%e9%81%a9%e5%8c%96","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/mysql-replication-lag-hosting-optimierung-serverlag\/","title":{"rendered":"\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u904b\u7528\u306b\u304a\u3051\u308bMySQL\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30e0\u30e9\u30b0\u3092\u6700\u5c0f\u5316"},"content":{"rendered":"<p>MySQL\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30e9\u30b0\u3067\u306f\u3001\u8aad\u307f\u53d6\u308a\u30ce\u30fc\u30c9\u304c\u53e4\u3044\u30c7\u30fc\u30bf\u3092\u914d\u4fe1\u3059\u308b\u305f\u3081\u3001\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u64cd\u4f5c\u306e\u53ef\u7528\u6027\u304c\u640d\u306a\u308f\u308c\u307e\u3059\u3002 <strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/strong> sync delay \u610f\u601d\u6c7a\u5b9a\u304c\u9045\u308c\u308b\u3002\u305d\u306e\u539f\u56e0\u3092\u8a8d\u8b58\u3057\u3001\u9045\u308c\u3092\u6e2c\u5b9a\u53ef\u80fd\u306b\u3057\u3001\u76ee\u6a19\u3068\u3059\u308b\u8a2d\u5b9a\u3084\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u5909\u66f4\u306b\u3088\u3063\u3066\u6539\u5584\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3059\u308b\u3002 <strong>\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b<\/strong>.<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n\n<p>\u3053\u308c\u4ee5\u4e0a\u6df1\u5165\u308a\u3059\u308b\u524d\u306b\u3001\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u306e\u5f71\u97ff\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u672c\u8cea\u3092\u8981\u7d04\u3057\u3066\u304a\u3053\u3046\u3002\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5f85\u3061\u6642\u9593\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001I\/O\u3001\u30af\u30a8\u30ea\u30d7\u30e9\u30f3\u3001\u8a2d\u5b9a\u306e\u76f8\u4e92\u4f5c\u7528\u306b\u3088\u3063\u3066\u767a\u751f\u3057\u307e\u3059\u3002\u8a3a\u65ad\u304c\u53ef\u80fd\u306a\u306e\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u3084\u30d3\u30f3\u30ed\u30b0\u3001\u30ea\u30ec\u30fc\u30ed\u30b0\u30d1\u30b9\u3092\u6ce8\u8996\u3057\u3066\u3044\u308b\u5834\u5408\u306e\u307f\u3067\u3059\u3002\u5bfe\u7b56\u306f\u3001\u6e2c\u5b9a\u53ef\u80fd\u306a\u5c0f\u3055\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u5b9f\u65bd\u3057\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u3078\u306e\u5f71\u97ff\u3092\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3059\u308b\u306e\u304c\u6700\u3082\u52b9\u679c\u7684\u3067\u3059\u3002\u8aad\u307f\u53d6\u308a\u5206\u6563\u3084\u5bb9\u91cf\u8a08\u753b\u306a\u3069\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u554f\u984c\u306f\u3001\u6700\u9069\u5316\u3067\u5341\u5206\u306a\u306e\u304b\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u304c\u5fc5\u8981\u306a\u306e\u304b\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u79c1\u306f\u3001\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3001\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3001\u904b\u7528\u30d7\u30ed\u30bb\u30b9\u3092\u7d44\u307f\u5408\u308f\u305b\u3066 <strong>\u30af\u30ea\u30a2<\/strong> \u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u3067\u4fe1\u983c\u3067\u304d\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u30d7\u30e9\u30f3 <strong>\u904b\u3076<\/strong>.<\/p>\n<ul>\n  <li><strong>\u539f\u56e0<\/strong> \u7406\u89e3\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u5927\u898f\u6a21\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3001\u4e3b\u30ad\u30fc\u306e\u6b20\u843d<\/li>\n  <li><strong>\u8a3a\u65ad<\/strong> \u30b7\u30e3\u30fc\u30d7\u306b\u3059\u308b\u79d2_\u30d3\u30cf\u30a4\u30f3\u30c9_\u30de\u30b9\u30bf\u30fc\u3001IO\/SQL\u30b9\u30ec\u30c3\u30c9\u3001\u9045\u3044\u30af\u30a8\u30ea\u30ed\u30b0<\/li>\n  <li><strong>\u6700\u9069\u5316<\/strong> \u5f85\u3064\u4ee3\u308f\u308a\u306b\uff1a\u4e26\u5217\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30ad\u30fc\u3001\u3088\u308a\u5c0f\u3055\u306a\u30d0\u30c3\u30c1<\/li>\n  <li><strong>\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0<\/strong> \u5fc5\u8981\u306a\u5834\u5408\uff1aCPU\/RAM\u306e\u5897\u8a2d\u3001\u30ea\u30fc\u30c0\u30fc\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30ec\u30d7\u30ea\u30ab\u306e\u8ffd\u52a0<\/li>\n  <li><strong>\u30e2\u30cb\u30bf\u30fc<\/strong> \u305d\u3057\u3066\u884c\u52d5\u3059\u308b\uff1a\u30a2\u30e9\u30fc\u30e0\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30a6\u30a3\u30f3\u30c9\u30a6\u3001\u5b9a\u671f\u5206\u6790<\/li>\n<\/ul>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/04\/serverraum-optimierung-4892.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308b\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9045\u5ef6\u306e\u539f\u56e0\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n<p>\u5178\u578b\u7684\u306a\u30d6\u30ec\u30fc\u30ad\u30d6\u30ed\u30c3\u30af\u304b\u3089\u59cb\u3081\u308b\u304c\u3001\u307b\u3068\u3093\u3069\u306e\u9045\u308c\u306f\u3044\u304f\u3064\u304b\u306e\u539f\u56e0\u3092\u53d6\u308a\u9664\u304f\u3053\u3068\u3067\u5927\u5e45\u306b\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u304b\u3089\u3060\u3002 <strong>\u4e0b\u3052\u308b<\/strong> \u3092\u6b8b\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5f85\u3061\u6642\u9593\u304c\u9577\u3044\u3068\u3001\u30d7\u30e9\u30a4\u30de\u30ea\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30d3\u30f3\u30ed\u30b0\u30a4\u30d9\u30f3\u30c8\u3092\u53ce\u96c6\u3059\u308bIO\u30b9\u30ec\u30c3\u30c9\u306e\u52d5\u4f5c\u304c\u9045\u304f\u306a\u308a\u3001\u305d\u306e\u7d50\u679c\u3001\u6b21\u306e\u3088\u3046\u306a\u4e0d\u898f\u5247\u306a\u52d5\u4f5c\u304c\u767a\u751f\u3057\u307e\u3059\u3002 <strong>\u6b8b\u7559\u7269<\/strong>. .\u3057\u304b\u3057\u3001SQL\u30b9\u30ec\u30c3\u30c9\u3067\u6700\u5927\u306e\u9045\u5ef6\u304c\u767a\u751f\u3059\u308b\u306e\u306f\u3001\u9069\u5207\u306a\u4e3b\u30ad\u30fc\u3084\u4e00\u610f\u30ad\u30fc\u304c\u306a\u3044\u307e\u307e\u4e00\u884c\u305a\u3064\u5909\u66f4\u3092\u9069\u7528\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u5834\u5408\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306e\u30ad\u30fc\u304c\u306a\u3044\u5834\u5408\u3001\u66f4\u65b0\u3084\u524a\u9664\u306f\u9ad8\u4fa1\u306a\u30c6\u30fc\u30d6\u30eb\u30b9\u30ad\u30e3\u30f3\u3092\u5f37\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u3001\u30ea\u30ec\u30fc\u30ed\u30b0\u304c\u8a70\u307e\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u884c\u6570\u306e\u591a\u3044\u9577\u3044\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u3001\u30b3\u30df\u30c3\u30c8\u304c\u5b8c\u4e86\u3059\u308b\u307e\u3067\u6b21\u306e\u30a4\u30d9\u30f3\u30c8\u306e\u9069\u7528\u3092\u30d6\u30ed\u30c3\u30af\u3057\u307e\u3059\u3002ALTER TABLE\u306e\u3088\u3046\u306aDDL\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u4e00\u8cab\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u4ed6\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d7\u30ed\u30bb\u30b9\u3082\u505c\u6b62\u3055\u305b\u3001\u30bf\u30a4\u30e0\u30e9\u30b0\u306b\u30d4\u30fc\u30af\u3092\u751f\u3058\u3055\u305b\u307e\u3059\u3002.<\/p>\n\n<p>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3068\u69cb\u6210\u3082\u4e00\u5f79\u8cb7\u3046\u306e\u3067\u3001\u79c1\u306f\u3044\u3064\u3082CPU\u3001\u30e1\u30e2\u30ea\u3001I\/O\u30b5\u30d6\u30b7\u30b9\u30c6\u30e0\u3092\u6700\u521d\u306b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002SSD\u304c\u9045\u304b\u3063\u305f\u308a\u30d5\u30eb\u306b\u4f7f\u308f\u308c\u3066\u3044\u305f\u308a\u3001InnoDB\u306e\u30d0\u30c3\u30d5\u30a1\u30fb\u30d7\u30fc\u30eb\u304c\u5c0f\u3055\u3059\u304e\u305f\u308a\u3001\u7a4d\u6975\u7684\u306a\u540c\u671f\uff08\u30d7\u30e9\u30a4\u30de\u30ea\u30fb\u30b5\u30fc\u30d0\u30fc\u3067sync_binlog=1\u306a\u3069\uff09\u3092\u884c\u3063\u305f\u308a\u3059\u308b\u3068\u3001I\/O\u30b3\u30b9\u30c8\u304c\u8457\u3057\u304f\u4e0a\u6607\u3057\u307e\u3059\u3002 <strong>\u9ad8\u3044<\/strong>. .\u30b5\u30a4\u30ba\u306e\u5c0f\u3055\u3044\u30ec\u30d7\u30ea\u30ab\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u3042\u308b\u3002 <strong>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0<\/strong> \u8aad\u307f\u8fbc\u307f\u8981\u6c42\u3084\u4e26\u5217\u66f8\u304d\u8fbc\u307f\u306e\u30d4\u30fc\u30af\u304c\u591a\u304f\u306a\u308b\u3068\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u304c\u9045\u308c\u307e\u3059\u3002\u30e9\u30f3\u30c0\u30e0\u306a\u66f8\u304d\u8fbc\u307f\u304c\u591a\u3044\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u306f\u3001\u30d0\u30c3\u30d5\u30a1\u30d7\u30fc\u30eb\u3078\u306e\u6253\u6483\u304c\u5927\u304d\u304f\u306a\u308a\u3001\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u4f5c\u696d\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u30ec\u30d7\u30ea\u30ab\u4e0a\u3067\u7af6\u5408\u3059\u308b\u30af\u30a8\u30ea\u304c\u52a0\u308f\u308b\u3068\u3001SQL\u30b9\u30ec\u30c3\u30c9\u306e\u901f\u5ea6\u306f\u4f4e\u4e0b\u3057\u7d9a\u3051\u307e\u3059\u3002.<\/p>\n\n<h2>\u9045\u308c\u3092\u8a3a\u65ad\u3059\u308b\uff1a\u30e1\u30c8\u30ea\u30af\u30b9\u3001\u30ed\u30b0\u3001\u30b7\u30b0\u30ca\u30eb<\/h2>\n\n<p>Seconds_Behind_Master\uff08\u30de\u30b9\u30bf\u30fc\u306e\u80cc\u5f8c\uff09\u306f\u6642\u306b\u6b3a\u779e\u7684\u3067\u3042\u3063\u305f\u308a\u3001\u9045\u308c\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3001\u79c1\u306f\u8a3a\u65ad\u306e\u305f\u3081\u306b\u5358\u4e00\u306e\u30b7\u30b0\u30ca\u30eb\u3092\u5f53\u3066\u306b\u3057\u306a\u3044\u3002 <strong>\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4<\/strong>. .SHOW SLAVE STATUS\u304b\u3089\u59cb\u3081\u3066\u3001Seconds_Behind_Master\u3001Relay_Log_Space\u3001Master_Log_File\u3068Read_Master_Log_Pos\u3001Slave_IO_Running\u3068Slave_SQL_Running\u30d5\u30e9\u30b0\u3092\u898b\u3066\u3001IO\u30b9\u30ec\u30c3\u30c9\u3068SQL\u30b9\u30ec\u30c3\u30c9\u3092\u660e\u78ba\u306b\u8b58\u5225\u3059\u308b\u3002 <strong>\u30bb\u30d1\u30ec\u30fc\u30c8<\/strong>. .Master_Log_File\u3068Relay_Log\u30d5\u30a1\u30a4\u30eb\u306b\u5927\u304d\u306a\u5dee\u7570\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u307e\u305f\u306f\u6c38\u7d9a\u6027\u306b\u554f\u984c\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002SQL\u30b9\u30ec\u30c3\u30c9\u304c\u9045\u5ef6\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30ec\u30d7\u30ea\u30ab\u306e\u30b9\u30ed\u30fc\u30fb\u30af\u30a8\u30ea\u30fb\u30ed\u30b0\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30d6\u30ed\u30c3\u30af\u3057\u3066\u3044\u308b\u30af\u30a8\u30ea\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u307e\u305f\u3001InnoDB\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u3067\u3042\u308brow_lock_waits\u3001\u5c65\u6b74\u30ea\u30b9\u30c8\u306e\u9577\u3055\u3001\u30d0\u30c3\u30d5\u30a1\u30fb\u30d7\u30fc\u30eb\u306e\u30d2\u30c3\u30c8\u30fb\u30ec\u30fc\u30c8\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u30e1\u30e2\u30ea\u3068\u30ed\u30c3\u30af\u306e\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u3092\u53ef\u8996\u5316\u3057\u307e\u3059\u3002.<\/p>\n\n<p>\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u3067\u306e\u6642\u7cfb\u5217\u30ab\u30a6\u30f3\u30c8\uff1a\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e9\u30b0\u3001CPU\u3001IOPS\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3001\u5b9f\u884c\u4e2d\u306eDDL\u306e\u6570\u306a\u3069\u3092\u76f8\u95a2\u3055\u305b\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u30d0\u30c3\u30c1\u30b8\u30e7\u30d6\u3001\u5927\u898f\u6a21\u306a\u30a4\u30f3\u30dd\u30fc\u30c8\u3068\u4e26\u884c\u3057\u3066\u30e9\u30b0\u306e\u30d4\u30fc\u30af\u304c\u898b\u3089\u308c\u308b\u5834\u5408\u3001\u305d\u306e\u539f\u56e0\u3092\u660e\u78ba\u306b\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <strong>\u3088\u308a\u901f\u304f<\/strong>. .Percona Toolkit\u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u3084\u3001\u4e00\u822c\u7684\u306a\u30af\u30e9\u30a6\u30c9\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u30fb\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u4f7f\u3048\u3070\u3001IO\/SQL\u306e\u30e9\u30b0\u3084\u30ed\u30b0\u306e\u8a70\u307e\u308a\u3092\u7c21\u5358\u306b\u8abf\u3079\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u30ec\u30d7\u30ea\u30ab\u4e0a\u3067\u9577\u3044\u8aad\u307f\u53d6\u308a\u30af\u30a8\u30ea\u30fc\u3092\u5b9f\u884c\u3057\u3001\u305d\u308c\u304cSQL\u30b9\u30ec\u30c3\u30c9\u306e\u4e0d\u8abf\u306e\u539f\u56e0\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u3069\u3046\u304b\u3082\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002 <strong>\u30d6\u30ed\u30c3\u30af<\/strong>. .IO\u304bSQL\u304b\u3001\u65b9\u5411\u6027\u304c\u660e\u78ba\u306b\u306a\u3063\u3066\u521d\u3081\u3066\u3001\u7684\u3092\u7d5e\u3063\u305f\u5bfe\u7b56\u304b\u3089\u59cb\u3081\u308b\u4fa1\u5024\u304c\u3042\u308b\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/04\/mysql_repl_verz_opt_8492.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>MySQL\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9045\u5ef6\u306b\u5bfe\u3059\u308b\u5f53\u9762\u306e\u5bfe\u7b56<\/h2>\n\n<p>\u6570\u79d2\u304c\u523b\u4e00\u523b\u3068\u904e\u304e\u3066\u3044\u304f\u3068\u304d\u3001\u79c1\u306f\u52b9\u679c\u7684\u306a\u5c0f\u523b\u307f\u306a\u30b9\u30c6\u30c3\u30d7\u3092\u8e0f\u3080\u3002 <strong>\u6edd<\/strong>. .\u79c1\u306f\u30ec\u30d7\u30ea\u30ab\u4e0a\u3067\u9577\u3044\u30af\u30a8\u30ea\u30fc\u3092\u4e00\u6642\u505c\u6b62\u3057\u3001DDL\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u8a2d\u5b9a\u3057\u3001\u30e9\u30b0\u304c\u8ffd\u3044\u3064\u304f\u307e\u3067\u5927\u898f\u6a21\u306a\u30d0\u30c3\u30c1\u66f4\u65b0\u3092\u505c\u6b62\u3059\u308b\u3002SQL\u30b9\u30ec\u30c3\u30c9\u304c\u5e38\u306b\u66f4\u65b0\u3055\u308c\u308b\u3088\u3046\u306b\u3001\u30d0\u30eb\u30af\u64cd\u4f5c\u3092\u5c0f\u3055\u306a\u30d1\u30c3\u30b1\u30fc\u30b8\u3001\u4f8b\u3048\u30701\u30b3\u30df\u30c3\u30c8\u3042\u305f\u308a1,000\uff5e5,000\u884c\u306b\u5206\u5272\u3057\u307e\u3059\u3002 <strong>\u8d70\u308a\u629c\u3051\u308b<\/strong>. .\u4e3b\u30ad\u30fc\u304c\u306a\u3044\u5834\u5408\u306f\u3001\u66f8\u304d\u8fbc\u307f\u306e\u591a\u3044\u30c6\u30fc\u30d6\u30eb\u3092\u512a\u5148\u3057\u3066\u30ad\u30fc\u3092\u4f5c\u6210\u3059\u308b\u3002IO\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001InnoDB\u306e\u30d0\u30c3\u30d5\u30a1\u30d7\u30fc\u30eb\u3092\u5897\u3084\u3057\u3001\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u3092\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3057\u3001SSD\u306b\u5341\u5206\u306a\u7a7a\u304d\u30d6\u30ed\u30c3\u30af\u304c\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u3001\u4e00\u5b9a\u306e\u66f8\u304d\u8fbc\u307f\u30ec\u30fc\u30c8\u3092\u5b9f\u73fe\u3059\u308b\u3002.<\/p>\n\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u660e\u3089\u304b\u306a\u30d6\u30ec\u30fc\u30ad\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30ce\u30fc\u30c9\u3092\u8fd1\u3065\u3051\u308b\u304b\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u306e\u4f4e\u3044\u63a5\u7d9a\u306b\u6700\u9069\u5316\u3057\u307e\u3059\u3002slave_compressed_protocol\u306b\u3088\u308b\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5727\u7e2e\u306f\u3001\u5e2f\u57df\u5e45\u3092\u524a\u6e1b\u3057\u3001\u30bf\u30a4\u30c8\u306a\u56de\u7dda\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 <strong>\u76ee\u7acb\u3064<\/strong>. .\u30d0\u30a4\u30ca\u30ea\u30ed\u30ae\u30f3\u30b0\u304c\u5fc5\u8981\u306a\u304f\u30ec\u30d7\u30ea\u30ab\u4e0a\u3067\u5b9f\u884c\u3055\u308c\u308b\u5834\u5408\u306f\u3001\u66f8\u304d\u8fbc\u307f\u4f5c\u696d\u3092\u6e1b\u3089\u3059\u305f\u3081\u306b\u4e00\u6642\u7684\u306b\u505c\u6b62\u3057\u307e\u3059\u3002 <strong>\u30c1\u30a7\u30c3\u30af<\/strong>).\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u5c40\u9762\u3067\u306f\u3001\u79c1\u306f\u8aad\u307f\u8fbc\u307f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u3001\u3042\u307e\u308a\u6df7\u96d1\u3057\u3066\u3044\u306a\u3044\u30ec\u30d7\u30ea\u30ab\u3067\u7279\u5225\u306b\u5b9f\u884c\u3057\u305f\u308a\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u304c\u8a31\u3059\u306e\u3067\u3042\u308c\u3070\u4e00\u6642\u7684\u306b\u30d7\u30e9\u30a4\u30de\u30ea\u30fc\u30fb\u30b5\u30fc\u30d0\u30fc\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u305f\u308a\u3059\u308b\u3002\u76ee\u7684\u306f\u5e38\u306bSQL\u30b9\u30ec\u30c3\u30c9\u3092\u7d99\u7d9a\u7684\u306b\u52d5\u4f5c\u3055\u305b\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7d20\u65e9\u304f\u7de9\u548c\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n<h2>MySQL\u306e\u91cd\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u6bd4\u8f03<\/h2>\n\n<p>\u5b9a\u671f\u7684\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306e\u5834\u5408\u3001\u79c1\u306f\u5c0f\u3055\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u30d7\u30ec\u30a4\u30d6\u30c3\u30af\u3092\u7528\u610f\u3057\u3066\u304a\u304d\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3068\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3059\u308b\u3002 <strong>\u30a4\u30b3\u30e9\u30a4\u30ba<\/strong>. .\u4ee5\u4e0b\u306e\u5024\u306f\u3001\u53b3\u5bc6\u306a\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3067\u306f\u306a\u304f\u3001\u51fa\u767a\u70b9\u3068\u3057\u3066\u306e\u5f79\u5272\u3092\u679c\u305f\u3059\u3082\u306e\u3067\u3042\u308b\u3002\u30d7\u30e9\u30a4\u30de\u30ea\u30b5\u30fc\u30d0\u3068\u30ec\u30d7\u30ea\u30ab\u306e\u9055\u3044\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30af\u30e9\u30c3\u30b7\u30e5\u30ea\u30ab\u30d0\u30ea\u304c\u7570\u306a\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <strong>\u512a\u5148\u9806\u4f4d<\/strong> \u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u7279\u306bBinlog\u540c\u671f\u3068InnoDB\u30d5\u30e9\u30c3\u30b7\u30e5\u6226\u7565\u306e\u76ee\u7684\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u30b3\u30df\u30c3\u30c8\u30fb\u30b0\u30eb\u30fc\u30d4\u30f3\u30b0\u306e\u9078\u629e\u3082\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e00\u8cab\u6027\u3068\u4e00\u81f4\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n      <th>\u76ee\u7684<\/th>\n      <th>\u4ee3\u8868\u5024 \u30d7\u30e9\u30a4\u30de\u30ea<\/th>\n      <th>\u5178\u578b\u7684\u306a\u30ec\u30d7\u30ea\u30ab\u5024<\/th>\n      <th>\u30d2\u30f3\u30c8<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td><strong>innodb_buffer_pool_size<\/strong><\/td>\n      <td>\u30db\u30c3\u30c8\u30c7\u30fc\u30bf\u3092RAM\u306b\u4fdd\u6301<\/td>\n      <td>60-75% RAM<\/td>\n      <td>60-80% RAM<\/td>\n      <td>\u8aad\u307f\u53d6\u308a\u304c\u591a\u3044\u30ec\u30d7\u30ea\u30ab\u307b\u3069\u5927\u304d\u304f\u306a\u308b<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>sync_binlog<\/strong><\/td>\n      <td>\u30d3\u30f3\u30ed\u30b0\u306e\u8010\u4e45\u6027<\/td>\n      <td>1-100<\/td>\n      <td>\u30aa\u30d5\uff08\u30d3\u30f3\u30ed\u30b0\u304c\u306a\u3044\u5834\u5408\uff09\u307e\u305f\u306f100<\/td>\n      <td>1 = \u6700\u5927\u9650\u306e\u5b89\u5168\u6027\u3001\u3088\u308a\u9045\u3044<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>innodb_flush_log_at_trx_commit<\/strong><\/td>\n      <td>\u30ed\u30b0\u30d5\u30e9\u30c3\u30b7\u30f3\u30b0\u306e\u3084\u308a\u76f4\u3057<\/td>\n      <td>1<\/td>\n      <td>2<\/td>\n      <td>2\u306f\u30ec\u30d7\u30ea\u30ab\u3092\u5927\u5e45\u306b\u52a0\u901f\u3055\u305b\u308b<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>\u30ec\u30d7\u30ea\u30ab\u4e26\u5217\u30ef\u30fc\u30ab\u30fc<\/strong><\/td>\n      <td>\u30d1\u30e9\u30ec\u30eb\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n      <td>-<\/td>\n      <td>= vCPU \u6570<\/td>\n      <td>\u4f5c\u696d\u8ca0\u8377\u304c\u4e26\u5217\u5316\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>binlog_group_commit_sync_delay<\/strong><\/td>\n      <td>\u30b3\u30df\u30c3\u30c8\u30fb\u30d0\u30c3\u30c1<\/td>\n      <td>0-5000 \u00b5s<\/td>\n      <td>0<\/td>\n      <td>\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\uff0f\u30d0\u30c3\u30c1\u3067\u306e\u307f\u6709\u52b9<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>\u30b9\u30ec\u30fc\u30d6\u5727\u7e2e\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong><\/td>\n      <td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8ca0\u8377\u306e\u8efd\u6e1b<\/td>\n      <td>-<\/td>\n      <td>\u30aa\u30f3<\/td>\n      <td>\u9650\u3089\u308c\u305f\u5e2f\u57df\u5e45\u306b\u5bfe\u5fdc<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n<p>\u3053\u308c\u3089\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3057\u305f\u3089\u3001\u3059\u3050\u306b2\u756a\u76ee\u306e\u5024\u3001\u30b3\u30df\u30c3\u30c8\u30ec\u30fc\u30c8\u3068IOPS\u3092\u898b\u3066\u65b9\u5411\u6027\u3092\u6c7a\u3081\u308b\u3002 <strong>\u691c\u8a3c<\/strong>. .\u65b0\u305f\u306a\u30bf\u30a4\u30e0\u30e9\u30b0\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u306a\u304f\u8aad\u307f\u53d6\u308a\u6027\u80fd\u304c\u5411\u4e0a\u3059\u308c\u3070\u3001\u305d\u306e\u5909\u66f4\u306f\u7dad\u6301\u3055\u308c\u308b\u3002\u8abf\u6574\u306b\u3088\u3063\u3066\u30b3\u30df\u30c3\u30c8\u6642\u9593\u304c\u9577\u304f\u306a\u3063\u305f\u308a\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c\u767a\u751f\u3057\u305f\u308a\u3057\u305f\u5834\u5408\u306f\u3001\u4e00\u6b69\u4e0b\u304c\u3063\u3066\u5fae\u8abf\u6574\u3092\u884c\u3046\u3002 <strong>\u8abf\u6574\u3059\u308b<\/strong> \u30c7\u30a3\u30ec\u30a4\u5024\u3084\u30d5\u30e9\u30c3\u30b7\u30e5\u5024\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u4e00\u56de\u9650\u308a\u306e\u4f5c\u696d\u3067\u306f\u306a\u304f\u3001\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u306b\u3088\u308b\u53cd\u5fa9\u30d7\u30ed\u30bb\u30b9\u3067\u3042\u308b\u3002\u3053\u306e\u8a13\u7df4\u306f\u3001\u30c7\u30fc\u30bf\u91cf\u304c\u5897\u5927\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u9577\u671f\u7684\u306b\u5b9f\u3092\u7d50\u3076\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/04\/mysql-replication-lag-hosting-4823.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30d3\u30f3\u30ed\u30b0\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3001\u30a4\u30d9\u30f3\u30c8\u30b5\u30a4\u30ba\u3001\u30b3\u30df\u30c3\u30c8\u9806\u5e8f<\/h2>\n\n<p>\u30e9\u30b0\u306b\u5bfe\u3059\u308b\u91cd\u8981\u306a\u624b\u6bb5\u306f\u3001\u30d3\u30f3\u30ed\u30b0\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306b\u3042\u308b\u3002ROW\u306f\u6c7a\u5b9a\u8ad6\u7684\u3067\u3001\u78ba\u5b9f\u306b\u8907\u88fd\u3055\u308c\u308b\u304c\u3001\u3088\u308a\u591a\u304f\u306e\u30a4\u30d9\u30f3\u30c8\u3092\u751f\u6210\u3059\u308b\u3002\u91cf\u3092\u6e1b\u3089\u3059\u305f\u3081\u306b\u3001\u79c1\u306fbinlog_row_image\u3092MINIMAL\u306b\u8a2d\u5b9a\u3057\u3001\u5909\u66f4\u3055\u308c\u305f\u5217\u3060\u3051\u304c\u30a4\u30d9\u30f3\u30c8\u306b\u6b8b\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u5927\u304d\u306a\u30c6\u30ad\u30b9\u30c8\uff0f\u30d6\u30ed\u30d6\u5217\u3092\u983b\u7e41\u306b\u5909\u66f4\u3059\u308b\u5834\u5408\u306f\u3001\u3059\u3079\u3066\u306e\u5217\u3092\u672c\u5f53\u306b\u66f8\u304d\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001binlog_transaction_compression\u306f\u30018.0\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068I\/O\u306e\u8ca0\u8377\u3092\u6e1b\u3089\u3059\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/p>\n\n<p>\u30b3\u30df\u30c3\u30c8\u30fb\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3068\u4e00\u8cab\u6027\u306e\u95a2\u4fc2\u3092\u8003\u616e\u3057\u3066\u614e\u91cd\u306b\u4f7f\u3044\u307e\u3059\u3002binlog_order_commits\u3067\u306f\u3001\u30b3\u30df\u30c3\u30c8\u9806\u5e8f\u3092\u5b89\u5b9a\u306b\u4fdd\u3061\u307e\u3059\u3002\u30ec\u30d7\u30ea\u30ab\u3067\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u4f9d\u5b58\u3059\u308b\u5834\u5408\u306e\u307freplica_preserve_commit_order\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u4e26\u5217\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u6700\u5927\u5316\u3059\u308b\u305f\u3081\u306b\u3001transaction_dependency_tracking=WRITESET\u3068\u9069\u5207\u306atransaction_write_set_extraction\uff08XXHASH64\u306a\u3069\uff09\u3092\u6709\u52b9\u306b\u3057\u3066\u3044\u307e\u3059\u3002replica_parallel_type=LOGICAL_CLOCK\u3068\u5408\u308f\u305b\u3066\u3001\u72ec\u7acb\u3057\u305f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u4f7f\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002.<\/p>\n\n<h2>\u4e26\u5217\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068GTID\u3092\u6b63\u3057\u304f\u4f7f\u7528\u3059\u308b<\/h2>\n\n<p>\u4e26\u5217\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u304c\u5341\u5206\u306a\u72ec\u7acb\u3057\u305f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u5fc5\u8981\u3068\u3059\u308b\u5834\u5408\u306b\u3001\u79c1\u304c\u6700\u3082\u52b9\u679c\u7684\u306a\u624b\u6bb5\u306e1\u3064\u3067\u3042\u308b\u3002 <strong>\u30aa\u30d5\u30a1\u30fc<\/strong>. .replica_parallel_workers\u3092\u30ec\u30d7\u30ea\u30ab\u306evCPU\u6570\u306b\u8a2d\u5b9a\u3057\u3001\u30a4\u30d9\u30f3\u30c8\u914d\u4fe1\u304c\u672c\u5f53\u306b\u4e26\u5217\u51e6\u7406\u3067\u304d\u308b\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u30db\u30c3\u30c8\u306a\u5358\u4e00\u30c6\u30fc\u30d6\u30eb\u66f4\u65b0\u306e\u3042\u308b\u30b9\u30ad\u30fc\u30de\u3067\u306f\u3001\u305d\u306e\u52b9\u679c\u306f\u6d88\u3048\u3066\u3057\u307e\u3046\u3002 <strong>\u3092\u901a\u3057\u3066<\/strong>. .GTID\u306f\u79c1\u306b\u3068\u3063\u3066\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3092\u5bb9\u6613\u306b\u3057\u3001\u7279\u306b\u8907\u6570\u306e\u30ec\u30d7\u30ea\u30ab\u304c\u95a2\u4e0e\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u5206\u5c90\u306e\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3059\u3002\u30de\u30b9\u30bf\u30fc\/\u30ec\u30d7\u30ea\u30ab\u3084\u30de\u30eb\u30c1\u30bd\u30fc\u30b9\u306b\u95a2\u3059\u308b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u8cea\u554f\u306b\u3064\u3044\u3066\u306f\u3001\u79c1\u306f\u4ee5\u4e0b\u306e\u8a73\u7d30\u306a\u30ac\u30a4\u30c9\u3092\u4f7f\u3046\u306e\u304c\u597d\u304d\u3060\u3002 <a href=\"https:\/\/webhosting.de\/ja\/%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%83%ac%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e3%83%9e%e3%82%b9\/\">\u30de\u30b9\u30bf\u30fc-\u30b9\u30ec\u30fc\u30d6\u30fb\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a>, \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u304d\u308c\u3044\u306b\u6bd4\u8f03\u3059\u308b\u3002.<\/p>\n\n<p>\u6e96\u540c\u671f\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3048\u3070\u3001\u30c7\u30fc\u30bf\u640d\u5931\u306e\u30a6\u30a3\u30f3\u30c9\u30a6\u306f\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u30d7\u30e9\u30a4\u30de\u30ea\u30fb\u30b5\u30fc\u30d0\u30fc\u3067\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u306f\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u79c1\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u4e0a\u306e\u76ee\u7684\u3067\u3053\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u660e\u3089\u304b\u306b\u5fc5\u8981\u306a\u5834\u5408\u306b\u306e\u307f\u3001\u3053\u306e\u6a5f\u80fd\u3092\u30aa\u30f3\u306b\u3057\u307e\u3059\u3002 <strong>\u9700\u8981<\/strong>. .\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u306f\u4f9d\u7136\u3068\u3057\u3066\u91cd\u8981\u3067\u3042\u308b\uff1a\u30ec\u30d7\u30ea\u30ab\u304c\u8ffd\u3044\u3064\u304b\u306a\u3044\u5834\u5408\u3001\u30b3\u30df\u30c3\u30c8\u6642\u9593\u304c\u9577\u304f\u306a\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u304c\u5897\u52a0\u3059\u308b\u3002\u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u3067\u30c6\u30b9\u30c8\u3092\u884c\u3044\u3001\u6e2c\u5b9a\u53ef\u80fd\u306a\u30d7\u30e9\u30b9\u306e\u52b9\u679c\u304c\u51fa\u3066\u304b\u3089\u5f15\u304d\u7d99\u3050\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u65b0\u305f\u306a\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u4f5c\u308b\u3053\u3068\u306a\u304f\u3001\u30c7\u30fc\u30bf\u30d1\u30b9\u3068\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u4fdd\u3064\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n\n<h2>\u30c6\u30fc\u30d6\u30eb\u30ec\u30a4\u30a2\u30a6\u30c8\u3001\u30ad\u30fc\u3001\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316<\/h2>\n\n<p>\u30d7\u30e9\u30a4\u30de\u30ea\u30fc\u30ad\u30fc\u3084\u30e6\u30cb\u30fc\u30af\u30ad\u30fc\u304c\u306a\u3051\u308c\u3070\u3001\u3069\u3093\u306a\u5909\u66f4\u3082\u9ad8\u3044\u4ee3\u511f\u3092\u6255\u3046\u3053\u3068\u306b\u306a\u308b\u3002 <strong>\u9375<\/strong>. .\u983b\u7e41\u306b\u5909\u66f4\u3055\u308c\u308b\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u610f\u5473\u306e\u3042\u308b\u4e3b\u30ad\u30fc\u3092\u9078\u3073\u3001\u983b\u7e41\u306b\u30d5\u30a3\u30eb\u30bf\u30fc\u3055\u308c\u308b\u30ab\u30e9\u30e0\u306b\u306f\u5fc5\u8981\u306a\u30bb\u30ab\u30f3\u30c0\u30ea\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001SQL\u30b9\u30ec\u30c3\u30c9\u3067\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30b9\u30ad\u30e3\u30f3\u306e\u56de\u6570\u304c\u6e1b\u308a\u3001binlog\u30a4\u30d9\u30f3\u30c8\u306e\u9069\u7528\u304c\u901f\u304f\u306a\u308a\u307e\u3059\u3002 <strong>\u76ee\u7acb\u3064<\/strong>. .\u79c1\u306f\u5927\u304d\u306a\u66f4\u65b0\u3092\u5c0f\u3055\u306a\u30a2\u30c8\u30df\u30c3\u30af\u306a\u30b9\u30c6\u30c3\u30d7\u306b\u5206\u5272\u3057\u3001LIMIT\u3068ORDER BY PK\u3067\u5236\u5fa1\u3057\u3066\u3044\u307e\u3059\u3002\u9577\u3044SELECT\u3092\u30ec\u30d7\u30ea\u30ab\u306b\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3001SQL\u30b9\u30ec\u30c3\u30c9\u3092\u5e38\u306b\u6b62\u3081\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<p>\u79c1\u306f\u5b9a\u671f\u7684\u306b\u30ec\u30d7\u30ea\u30ab\u306e\u9045\u3044\u30af\u30a8\u30ea\u30ed\u30b0\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3044\u308b\u3002\u30d5\u30a1\u30a4\u30eb\u30fb\u30bd\u30fc\u30c8\u3001\u30c6\u30f3\u30dd\u30e9\u30ea\u306e\u4f7f\u7528\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u306a\u3044\u30af\u30a8\u30ea\u306f\u3001\u3059\u3050\u306b\u6700\u9069\u5316\u306e\u5bfe\u8c61\u306b\u306a\u308a\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u79c1\u306fInnoDB\u306e\u7d71\u8a08\u60c5\u5831\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u30d0\u30c3\u30d5\u30a1\u30d7\u30fc\u30eb\u306e\u30d2\u30c3\u30c8\u7387\u304c95%\u4ee5\u4e0a\u3092\u7dad\u6301\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u300290%\u3092\u4e0b\u56de\u308b\u3068\u3001I\/O\u304c\u5897\u3048\u3001\u3059\u3079\u3066\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30b9\u30c6\u30c3\u30d7\u304c\u5371\u967a\u306b\u3055\u3089\u3055\u308c\u308b\u5371\u967a\u6027\u304c\u3042\u308b\u3002 <strong>\u3088\u308a\u9ad8\u3044<\/strong>. .\u7d14\u7c8b\u306a\u30af\u30a8\u30ea\u30fc\u30fb\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3067\u3055\u3048\u3001\u30e9\u30b0\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/04\/mysql_replication_lag_8123.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30b7\u30e7\u30c3\u30af\u306e\u306a\u3044DDL\u6226\u7565<\/h2>\n\n<p>DDL\u306f\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u901f\u5ea6\u3092\u8457\u3057\u304f\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u3001\u79c1\u306f\u8ffd\u8de1\u53ef\u80fd\u306a\u5c0f\u3055\u306a\u30b9\u30c6\u30c3\u30d7\u3092\u5f62\u6210\u3059\u308b\u3088\u3046\u306b\u5909\u66f4\u3092\u8a08\u753b\u3057\u307e\u3059\u3002\u53ef\u80fd\u3067\u3042\u308c\u3070\u3001ALGORITHM=INPLACE\u307e\u305f\u306fINSTANT\u3092\u4f7f\u7528\u3057\u3001\u5909\u66f4\u4e2d\u3082\u30c6\u30fc\u30d6\u30eb\u304c\u8aad\u307f\u53d6\u308a\u53ef\u80fd\u306a\u72b6\u614b\u3092\u4fdd\u3061\u3001SQL\u30b9\u30ec\u30c3\u30c9\u304c\u9577\u6642\u9593\u30d6\u30ed\u30c3\u30af\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u5927\u304d\u306a\u30c6\u30fc\u30d6\u30eb\u3092\u5909\u63db\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30fb\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u983c\u308a\u3001\u30ea\u30ec\u30fc\u30fb\u30ed\u30b0\u304c\u84c4\u7a4d\u3057\u306a\u3044\u3088\u3046\u306b\u901f\u5ea6\u3092\u8abf\u6574\u3057\u307e\u3059\u3002\u9577\u3044\u6392\u4ed6\u30ed\u30c3\u30af\u304c\u5fc5\u8981\u306aDDL\u3084\u30ab\u30e9\u30e0\u3092\u5b8c\u5168\u306b\u66f8\u304d\u63db\u3048\u308bDDL\u306f\u7279\u306b\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u3067\u3059\u3002.<\/p>\n\n<h2>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30b9\u30c8\u30ec\u30fc\u30b8\u7d4c\u8def\u306e\u6700\u9069\u5316<\/h2>\n\n<p>RTT\u306e\u9ad8\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30eb\u30fc\u30c8\u306f\u3001IO\u30b9\u30ec\u30c3\u30c9\u3068SQL\u30b9\u30ec\u30c3\u30c9\u306e\u9593\u306b\u30a2\u30a4\u30c9\u30eb\u6642\u9593\u3092\u767a\u751f\u3055\u305b\u308b\u306e\u3067\u3001\u30ce\u30fc\u30c9\u9593\u306e\u8ddd\u96e2\u3068\u30db\u30c3\u30d7\u6570\u3092\u6700\u5c0f\u306b\u3059\u308b\u3002 <strong>\u4e00\u8cab\u3057\u305f<\/strong>. .\u7279\u306b\u8907\u6570\u306e\u30ec\u30d7\u30ea\u30ab\u304c\u540c\u6642\u306b\u30d7\u30eb\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u5c02\u7528\u30ea\u30f3\u30af\u3084\u9ad8\u54c1\u8cea\u306e\u30d4\u30a2\u30ea\u30f3\u30b0\u30d1\u30b9\u304c\u5f79\u7acb\u3061\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u30fb\u30d1\u30b9\u3067\u306f\u3001\u5b89\u5b9a\u3057\u305f\u66f8\u304d\u8fbc\u307f\u6027\u80fd\u3092\u6301\u3064SSD\u306b\u983c\u308a\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306b\u30d0\u30c3\u30c6\u30ea\u30fc\u4fdd\u8b77\u6a5f\u80fd\u304c\u3042\u308c\u3070\u3001\u30e9\u30a4\u30c8\u30d0\u30c3\u30af\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6709\u52b9\u306b\u3059\u308b\u3002 <strong>\u30aa\u30d5\u30a1\u30fc<\/strong>. .TRIM\u304c\u6709\u52b9\u304b\u3069\u3046\u304b\u3001\u5341\u5206\u306a\u30ea\u30b6\u30fc\u30d6\u30d6\u30ed\u30c3\u30af\u304c\u7a7a\u3044\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u5b9a\u671f\u7684\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3001\u7a81\u7136\u306e\u30af\u30e9\u30c3\u30b7\u30e5\u304c\u8d77\u304d\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002noatime\u3084\u9069\u5207\u306aI\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u306a\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3068\u30de\u30a6\u30f3\u30c8\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u3001\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u9023\u9396\u3092\u5b8c\u6210\u3055\u305b\u307e\u3059\u3002.<\/p>\n\n<p>I\/O\u30d1\u30bf\u30fc\u30f3\u304c\u7af6\u5408\u3059\u308b\u3068\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u5897\u3048\u308b\u306e\u3067\u3001\u30ea\u30ec\u30fc\u30ed\u30b0\u3092\u904b\u3076\u306e\u3068\u540c\u3058\u30c7\u30fc\u30bf\u30ad\u30e3\u30ea\u30a2\u306b\u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u30ed\u30fc\u30c9\u3057\u306a\u3044\u3002 <strong>\u30c9\u30e9\u30a4\u30d6\u30a2\u30c3\u30d7<\/strong>. .\u53ef\u80fd\u3067\u3042\u308c\u3070\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5225\u306e\u30ec\u30d7\u30ea\u30ab\u306b\u79fb\u3059\u304b\u3001\u30db\u30c3\u30c8\u30d1\u30b9\u5916\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5074\u3067\u306f\u3001NIC\u306eMTU\u30b5\u30a4\u30ba\u3068\u30aa\u30d5\u30ed\u30fc\u30c9\u6a5f\u80fd\u3092\u898b\u3066\u307f\u308b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u518d\u73fe\u53ef\u80fd\u306a\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3068\u5b9f\u969b\u306e\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u30fb\u30e1\u30c8\u30ea\u30af\u30b9\u3067\u52b9\u679c\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002\u3053\u308c\u304c\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30d1\u30b9\u306b\u304a\u3051\u308b\u6e2c\u5b9a\u53ef\u80fd\u306a\u5229\u76ca\u3068\u8a8d\u8b58\u3055\u308c\u305f\u5229\u76ca\u3092\u5206\u96e2\u3059\u308b\u552f\u4e00\u306e\u65b9\u6cd5\u3067\u3042\u308b\u3002 <strong>\u30af\u30ea\u30a2<\/strong>.<\/p>\n\n<h2>\u30ea\u30bd\u30fc\u30b9\u306e\u5206\u96e2\u3068\u30ce\u30a4\u30b8\u30fc\u30fb\u30cd\u30a4\u30d0\u30fc\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb<\/h2>\n\n<p>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u696d\u52d9\u3067\u306f\u3001\u8907\u6570\u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u304c\u540c\u3058\u30ea\u30bd\u30fc\u30b9\u3092\u596a\u3044\u5408\u3046\u3053\u3068\u304c\u3088\u304f\u3042\u308b\u3002\u79c1\u306f\u660e\u78ba\u306a\u5236\u9650\u3092\u8a2d\u3051\u3066\u3044\u308b\uff1a\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u30ec\u30d9\u30eb\u3067\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30d0\u30c3\u30c1\u30d7\u30ed\u30bb\u30b9\u3092cgroups\u3001nice\/ionice\u3001I\/O\u30af\u30a9\u30fc\u30bf\u3067\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3001\u30ec\u30d7\u30ea\u30ab\u306eSQL\u30b9\u30ec\u30c3\u30c9\u304c\u512a\u5148\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002MySQL 8\u3067\u306f\u3001\u30ea\u30bd\u30fc\u30b9\u30b0\u30eb\u30fc\u30d7\u3092\u4f7f\u3063\u3066\u9ad8\u4fa1\u306a\u30ea\u30fc\u30c0\u30fc\u3092\u7279\u5b9a\u306eCPU\u30b3\u30a2\u306b\u30d0\u30a4\u30f3\u30c9\u3057\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ef\u30fc\u30ab\u30fc\u3092\u9ad8\u901f\u306b\u5fdc\u7b54\u3059\u308b\u30b3\u30a2\u306b\u914d\u7f6e\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u9577\u3044\u5206\u6790\u30af\u30a8\u30ea\u3092\u6642\u9593\u5236\u9650\u3067\u5236\u9650\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d1\u30b9\u306e\u901f\u5ea6\u3092\u843d\u3068\u3055\u306a\u3044\u3088\u3046\u306b\u610f\u56f3\u7684\u306b\u5b9f\u884c\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u7d44\u3093\u3067\u3044\u307e\u3059\u3002.<\/p>\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u4e8b\u696d\u306b\u304a\u3051\u308b\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u6226\u7565<\/h2>\n\n<p>\u3042\u308b\u6642\u70b9\u3067\u3001\u6700\u9069\u5316\u3060\u3051\u3067\u306f\u5341\u5206\u3067\u306a\u304f\u306a\u3063\u305f\u3002 <strong>\u30ed\u30fc\u30e9\u30fc<\/strong>. .\u30ec\u30d7\u30ea\u30ab\u306eCPU\u3068RAM\u3092\u5897\u3084\u3059\u3068\u3001SQL\u30b9\u30ec\u30c3\u30c9\u306e\u901f\u5ea6\u304c\u4e0a\u304c\u308a\u3001\u30d0\u30c3\u30d5\u30a1\u30fb\u30d7\u30fc\u30eb\u306e\u5bb9\u91cf\u304c\u5897\u3048\u307e\u3059\u3002\u79c1\u306f\u8aad\u307f\u53d6\u308a\u8981\u6c42\u3092\u7a4d\u6975\u7684\u306b\u30ec\u30d7\u30ea\u30ab\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u3001\u66f8\u304d\u8fbc\u307f\u8ca0\u8377\u306f\u30d7\u30e9\u30a4\u30de\u30ea\u30fb\u30b5\u30fc\u30d0\u30fc\u306b\u6b8b\u3059\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u30b0\u30e9\u30d6<\/strong>. .\u8ffd\u52a0\u306e\u30ec\u30d7\u30ea\u30ab\u306f\u8aad\u307f\u8fbc\u307f\u8ca0\u8377\u306e\u30d4\u30fc\u30af\u3092\u5206\u6563\u3055\u305b\u308b\u304c\u3001\u540c\u3058\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001\u81ea\u52d5\u7684\u306b\u30e9\u30b0\u3092\u6e1b\u3089\u3059\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3002\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u304c\u5b9f\u969b\u306e\u5206\u5272\u3092\u5fc5\u8981\u3068\u3059\u308b\u5834\u5408\u3001\u79c1\u306f <a href=\"https:\/\/webhosting.de\/ja\/%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%81%ae%e3%82%b7%e3%83%a3%e3%83%bc%e3%83%87%e3%82%a3%e3%83%b3%e3%82%b0%e3%80%81%e3%83%ac%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7\/\">\u30b7\u30e3\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a> \u306a\u305c\u306a\u3089\u3001\u66f8\u304d\u8fbc\u307f\u30d1\u30b9\u304c\u5206\u304b\u308c\u3066\u3044\u308b\u3068\u3001\u30ed\u30fc\u30c9\u304c\u304d\u308c\u3044\u306b\u5206\u96e2\u3055\u308c\u308b\u304b\u3089\u3060\u3002.<\/p>\n\n<p>\u4e26\u5217\u30ef\u30fc\u30ab\u30fc\u3092\u5897\u3084\u3057\u3001\u30d0\u30c3\u30d5\u30a1\u3092\u5897\u3084\u3057\u3001\u30d0\u30c3\u30c1\u3092\u5747\u7b49\u306b\u3057\u3001\u30ed\u30f3\u30b0\u30e9\u30f3\u3092\u30aa\u30d5\u30d4\u30fc\u30af\u306e\u6642\u9593\u5e2f\u306b\u79fb\u52d5\u3055\u305b\u308b\u3002\u4e00\u822c\u7684\u306a\u30b5\u30a4\u30b8\u30f3\u30b0\u30eb\u30fc\u30eb\u3092\u3084\u307f\u304f\u3082\u306b\u63a1\u7528\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u72ec\u81ea\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3068\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u66f2\u7dda\u3092\u7528\u3044\u3066\u5206\u6790\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u306b\u5909\u308f\u308a\u306f\u306a\u3044\u3002 <strong>\u691c\u8a3c<\/strong>. .\u3057\u304d\u3044\u5024\u304c\u8a2d\u5b9a\u3055\u308c\u305f\u5c0f\u578b\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30fb\u30e9\u30f3\u30d6\u30c3\u30af\u306f\u3001\u904b\u8ee2\u4e2d\u306e\u5224\u65ad\u3092\u30b9\u30d4\u30fc\u30c9\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u6e2c\u5b9a\u304b\u3089\u8abf\u6574\u307e\u3067\u306e\u7d4c\u8def\u304c\u518d\u73fe\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001MySQL\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30e9\u30b0\u3092\u6210\u9577\u3057\u3066\u3082\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <strong>\u30cf\u30f3\u30c9\u30eb<\/strong>.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/04\/MYSQL_Replikation_Optimierung_7892.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30ec\u30d7\u30ea\u30ab\u306e\u69cb\u7bc9\u3001\u30ad\u30e3\u30c3\u30c1\u30a2\u30c3\u30d7\u3001\u30c8\u30dd\u30ed\u30b8\u30fc<\/h2>\n\n<p>\u30af\u30ea\u30fc\u30f3\u306a\u30ec\u30d7\u30ea\u30ab\u306e\u69cb\u7bc9\u306f\u3001\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5f8c\u306b\u7d20\u65e9\u304f\u30b0\u30ea\u30fc\u30f3\u30be\u30fc\u30f3\u306b\u623b\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u3002\u79c1\u306f\u4e00\u8cab\u6027\u306e\u3042\u308b\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3067\u65b0\u3057\u3044\u30ec\u30d7\u30ea\u30ab\u3092\u30b7\u30fc\u30c9\u3057\u3001\u30ad\u30e3\u30c3\u30c1\u30a2\u30c3\u30d7\u6642\u306b\u30d1\u30e9\u30ec\u30eb\u30ef\u30fc\u30ab\u30fc\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u3057\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30c1\u30a2\u30c3\u30d7\u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001\u30ec\u30d7\u30ea\u30ab\u4e0a\u3067\u7af6\u5408\u3059\u308b\u30ea\u30fc\u30c0\u3092\u30b9\u30ed\u30c3\u30c8\u30eb\u3057\u3001SQL\u30ef\u30fc\u30ab\u30fc\u304c\u5e38\u306b\u9032\u6357\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u5927\u898f\u6a21\u306a\u74b0\u5883\u3067\u306f\u3001\u30c1\u30a7\u30fc\u30f3\u3067\u306f\u306a\u304f\u30d5\u30a1\u30f3\u30a2\u30a6\u30c8\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u8907\u6570\u306e\u30ec\u30d7\u30ea\u30ab\u3092\u30d7\u30e9\u30a4\u30de\u30ea\u30b5\u30fc\u30d0\u306b\u76f4\u63a5\u63a5\u7d9a\u3059\u308b\u304b\u3001\u3044\u304f\u3064\u304b\u306e\u5f37\u529b\u306a\u4e2d\u9593\u30b9\u30c6\u30fc\u30b8\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002\u9577\u3044\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30c1\u30a7\u30fc\u30f3\u306f\u5f85\u3061\u6642\u9593\u3092\u5897\u3084\u3057\u3001\u500b\u3005\u306e\u30ea\u30f3\u30af\u304c\u9045\u308c\u3092\u3068\u308b\u30ea\u30b9\u30af\u3092\u9ad8\u3081\u308b\u3002.<\/p>\n\n<p>relay_log_recovery\u306f\u3001\u6709\u52b9\u306a\u30ea\u30ec\u30fc\u30ed\u30b0\u3060\u3051\u304c\u51e6\u7406\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002relay_log_purge\u306f\u3001Relay_Log_Space\u304c\u5236\u9650\u5185\u306b\u53ce\u307e\u308b\u3088\u3046\u306b\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u307e\u307e\u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u30d5\u30eb\u30c7\u30fc\u30bf\u30ad\u30e3\u30ea\u30a2\u3067\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u6700\u9069\u5316\u3067\u3082\u30e9\u30b0\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n\n<h2>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u4e00\u8cab\u6027\u30d1\u30bf\u30fc\u30f3\u3068\u8aad\u8005\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n\n<p>\u6280\u8853\u7684\u306a\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3060\u3051\u3067\u306f\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u79c1\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u4f7f\u3063\u3066\u3001\u8a8d\u8b58\u3055\u308c\u308b\u4e00\u8cab\u6027\u3092\u4fdd\u8a3c\u3057\u3066\u3044\u307e\u3059\u3002\u66f8\u304d\u8fbc\u307f\u5f8c\u306e\u8aad\u307f\u53d6\u308a\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u3001\u66f8\u304d\u8fbc\u307f\u5f8c\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u671f\u9593\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u30d7\u30e9\u30a4\u30de\u30ea\u30fb\u30b5\u30fc\u30d0\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u305f\u308a\u3001\u9045\u5ef6\u304c\u3057\u304d\u3044\u5024\u4ee5\u4e0b\u306e\u30ec\u30d7\u30ea\u30ab\u304b\u3089\u306e\u8aad\u307f\u53d6\u308a\u306e\u307f\u3092\u30eb\u30fc\u30bf\u304c\u884c\u3046\u3001bounded staleness\u3092\u4f7f\u7528\u3057\u305f\u308a\u3057\u307e\u3059\u3002\u7279\u306b\u30bb\u30f3\u30b7\u30c6\u30a3\u30d6\u306a\u8aad\u307f\u53d6\u308a\u306b\u306f\u3001\u30ec\u30d7\u30ea\u30ab\u4e0a\u3067WAIT_FOR_EXECUTED_GTID_SET\u3092\u4f7f\u7528\u3057\u3066\u3001\u7279\u5b9a\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30bb\u30c3\u30c8\u304c\u3059\u3067\u306b\u9069\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u500b\u3005\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u306f\u5236\u5fa1\u3055\u308c\u305f\u65b9\u6cd5\u3067\u5897\u52a0\u3057\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u30d1\u30b9\u3068\u30e6\u30fc\u30b6\u30fc\u306e\u671f\u5f85\u5024\u306f\u7dad\u6301\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n<h2>\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30a8\u30e9\u30fc\u51e6\u7406\u3068\u5b89\u5b9a\u6027<\/h2>\n\n<p>\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30a8\u30e9\u30fc\u306f\u64cd\u4f5c\u4e2d\u306b\u907f\u3051\u3089\u308c\u306a\u3044\u3082\u306e\u3067\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u7684\u3092\u7d5e\u3063\u305f\u518d\u73fe\u53ef\u80fd\u306a\u65b9\u6cd5\u3067\u51e6\u7406\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u91cd\u8907\u30ad\u30fc\u3084not-found\u30a8\u30e9\u30fc\u306e\u5834\u5408\u3001\u79c1\u306fSQL\u30b9\u30ec\u30c3\u30c9\u3092\u505c\u6b62\u3057\u3001\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30a4\u30d9\u30f3\u30c8\u3092\u5206\u6790\u3057\u3001\u305d\u308c\u3092\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u304b\u30c7\u30fc\u30bf\u3092\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3059\u308b\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u3002GTID\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u306f\u3001\u4e00\u5f8b\u306b\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u3053\u3068\u306f\u63a7\u3048\u3001\u5fc5\u8981\u3067\u3042\u308c\u3070\u3001\u5f71\u97ff\u3092\u53d7\u3051\u305fGTID\u3067\u7a7a\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u6ce8\u5165\u3057\u3001\u30bb\u30c3\u30c8\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u3064\u3088\u3046\u306b\u3059\u308b\u3002\u30a8\u30e9\u30fc\u30ea\u30b9\u30c8\u3068\u660e\u78ba\u306a\u30b9\u30c6\u30c3\u30d7\u306e\u3042\u308b\u30e9\u30f3\u30d6\u30c3\u30af\u306f\u3001\u6642\u9593\u304c\u8feb\u3063\u3066\u3044\u308b\u3068\u304d\u306b\u6570\u5206\u306e\u7bc0\u7d04\u306b\u306a\u308b\u3002\u307e\u305f\u3001\u3057\u3064\u3053\u304f\u7e70\u308a\u8fd4\u3055\u308c\u308b\u30a8\u30e9\u30fc\u3082\u76e3\u8996\u3057\u3066\u3044\u308b\u3002\u4e0d\u9069\u5207\u306a\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30d5\u30a3\u30eb\u30bf\u30fc\u3084\u3001\u4e2d\u671f\u7684\u306b\u4e56\u96e2\u3092\u751f\u3058\u3055\u305b\u308b\u3088\u3046\u306a\u624b\u52d5\u306e\u30db\u30c3\u30c8\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u793a\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3002.<\/p>\n\n<p>\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8010\u4e45\u6027\u306b\u3064\u3044\u3066\u306f\u3001\u8010\u4e45\u6027\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u3068\u308b\u3002\u30af\u30e9\u30c3\u30b7\u30e5\u304c\u30c7\u30fc\u30bf\u640d\u5931\u306b\u3064\u306a\u304c\u3089\u306a\u3044\u3088\u3046\u306b\u3001sync_relay_log\u3068sync_relay_log_info\u3092\u8a2d\u5b9a\u3059\u308b\u304c\u3001IO\u30d1\u30b9\u304c\u904e\u5ea6\u306b\u9045\u304f\u306a\u308b\u3053\u3068\u306f\u306a\u3044\u3002\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30ea\u30f3\u30af\u306eTLS\u6697\u53f7\u5316\u3092\u8003\u616e\u306b\u5165\u308c\u3066\u3044\u307e\u3059\u3002CPU\u8ca0\u8377\u306f\u5897\u3048\u307e\u3059\u304c\u3001\u30ea\u30b9\u30af\u306f\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002\u9ad8\u30ec\u30fc\u30c8\u306e\u5834\u5408\u3001\u5727\u7e2e\u3068TLS\u3092\u4f75\u7528\u3059\u308b\u3053\u3068\u306b\u610f\u5473\u304c\u3042\u308b\u306e\u304b\u3001\u305d\u308c\u3068\u3082\u6697\u53f7\u30aa\u30d5\u30ed\u30fc\u30c9\u3092\u5f37\u5316\u3057\u305f\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u8a08\u753b\u3059\u3079\u304d\u306a\u306e\u304b\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/04\/mysql-replication-tech-8392.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3001\u30a2\u30e9\u30fc\u30e0\u3001SLO<\/h2>\n\n<p>\u4fe1\u983c\u3067\u304d\u308b\u30a2\u30e9\u30fc\u30e0\u304c\u306a\u3051\u308c\u3070\u3001\u3069\u3093\u306a\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3082\u7121\u99c4\u306b\u306a\u308b\u3002 <strong>\u3057\u304d\u3044\u5024<\/strong>. .\u4f8b\uff1aSeconds_Behind_Master\u304c300\u79d2\u3092\u8d85\u3048\u308b\u3068\u30a2\u30e9\u30fc\u30e0\u3092\u51fa\u3059\u3002IO\u3068SQL\u306e\u30d0\u30c3\u30af\u30ed\u30b0\u3092\u5206\u6790\u3059\u308b\u305f\u3081\u306b\u3001Read_Master_Log_Pos\u3068Exec_Master_Log_Pos\u306e\u5dee\u3082\u30e2\u30cb\u30bf\u30fc\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u5dee\u5225\u5316<\/strong>. .\u5404\u30a2\u30e9\u30fc\u30e0\u306b\u5bfe\u3059\u308b\u6a19\u6e96\u7684\u306a\u5bfe\u7b56\u3092\u8a18\u3057\u305f\u30ce\u30fc\u30c8\u30d6\u30c3\u30af\u304c\u3042\u308b\uff1a\u30af\u30a8\u30ea\u30fc\u306e\u30b9\u30ed\u30c3\u30c8\u30eb\u3001\u30d0\u30c3\u30c1\u306e\u4e00\u6642\u505c\u6b62\u3001DDL\u306e\u79fb\u52d5\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u4e00\u6642\u7684\u306a\u7de9\u548c\u3002\u4ecb\u5165\u5f8c\u3001\u79c1\u306f\u52b9\u679c\u3092\u8a18\u9332\u3057\u3001SLO\u3092\u66f4\u65b0\u3057\u3066\u3001\u4f1a\u793e\u304c\u3059\u3079\u3066\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304b\u3089\u5b66\u3079\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<p>\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3001\u30b3\u30df\u30c3\u30c8\u7387\u3001IOPS\u3001CPU\u3001\u30d0\u30c3\u30d5\u30a1\u30d7\u30fc\u30eb\u306e\u30d2\u30c3\u30c8\u7387\u3001\u30b9\u30ef\u30c3\u30d7\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306eRTT\u306a\u3069\u3067\u3059\u3002Slave_IO_Running\u3068Slave_SQL_Running\u306e\u30d7\u30ed\u30bb\u30b9\u30c1\u30a7\u30c3\u30af\u3092\u8ffd\u52a0\u3057\u3001\u969c\u5bb3\u3092\u65e9\u671f\u306b\u8a8d\u8b58\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u30b9\u30ed\u30fc\u30fb\u30af\u30a8\u30ea\u30fb\u30ed\u30b0\u306f\u5e38\u6642\u30a2\u30af\u30c6\u30a3\u30d6\u306e\u307e\u307e\u3067\u3059\u304c\u3001\u6d17\u7df4\u3055\u308c\u305f\u3057\u304d\u3044\u5024\u3067\u30ed\u30b0\u306e\u30d5\u30e9\u30c3\u30c7\u30a3\u30f3\u30b0\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u307e\u3059\u3002 <strong>\u907f\u3051\u308b<\/strong>. .\u9031\u6b21\u30ec\u30dd\u30fc\u30c8\u306b\u306f\u30c8\u30ec\u30f3\u30c9\u304c\u793a\u3055\u308c\u3001\u305d\u3053\u304b\u3089\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3084\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u4e88\u7b97\u3092\u5272\u308a\u51fa\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u306f\u4e00\u6b69\u4e00\u6b69\u5411\u4e0a\u3057\u3001\u65e5\u5e38\u751f\u6d3b\u3067\u3082\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u65b9\u6cd5\u3067\u6700\u9069\u5316\u3055\u308c\u307e\u3059\u3002 <strong>\u6570\u5b57<\/strong> \u3092\u5360\u3081\u305f\u3002.<\/p>\n\n<h2>\u9a5a\u304d\u306e\u306a\u3044\u9ad8\u53ef\u7528\u6027\u3068\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc<\/h2>\n\n<p>\u9045\u5ef6\u3068\u53ef\u7528\u6027\u306f\u95a2\u9023\u3057\u3066\u3044\u308b\u3002\u306a\u305c\u306a\u3089\u3001\u9023\u9396\u6545\u969c\u306f\u30b7\u30b9\u30c6\u30e0\u304c\u3059\u3067\u306b\u30b9\u30c8\u30ec\u30b9\u3092\u53d7\u3051\u3066\u3044\u308b\u3068\u304d\u306b\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u304b\u3089\u3060\u3002 <strong>\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong> \u3092\u958b\u59cb\u3057\u307e\u3059\u3002\u79c1\u306fGTID\u3092\u4f7f\u3063\u305f\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u30fb\u30d1\u30b9\u3092\u6e96\u5099\u3057\u3001\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u5207\u308a\u66ff\u3048\u306e\u7df4\u7fd2\u3092\u3057\u3066\u3001\u5f79\u5272\u306e\u5909\u66f4\u304c\u7d20\u65e9\u304f\u304d\u308c\u3044\u306b\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002 <strong>\u7d76\u3048\u5165\u308b<\/strong>. .\u4eee\u60f3IP\u30b9\u30a4\u30c3\u30c1\u307e\u305f\u306f\u8aad\u307f\u66f8\u304d\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u7528\u306e\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u30fb\u30eb\u30fc\u30bf\u30fc\u306f\u3001\u30b9\u30a4\u30c3\u30c1\u5f8c\u306e\u30df\u30b9\u30ea\u30fc\u30c9\u3092\u9632\u3050\u3002\u30af\u30e9\u30b9\u30bf\u3068\u30d8\u30eb\u30b9\u30c1\u30a7\u30c3\u30af\u306e\u305f\u3081\u306e\u7ba1\u7406\u30c4\u30fc\u30eb\u306f\u3001\u4e00\u523b\u3092\u4e89\u3046\u6642\u306b\u6570\u5206\u3092\u7bc0\u7d04\u3059\u308b\u3002\u5197\u9577\u6027\u3068\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u306b\u95a2\u3059\u308b\u3088\u308a\u8a73\u7d30\u306a\u30b3\u30f3\u30bb\u30d7\u30c8\u306f\u3053\u3061\u3089\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\uff1a <a href=\"https:\/\/webhosting.de\/ja\/%e9%ab%98%e5%8f%af%e7%94%a8%e6%80%a7%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0ha%e3%82%a6%e3%82%a7%e3%83%96%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e5%86%97%e9%95%b7%e3%82%af\/\">\u9ad8\u53ef\u7528\u6027\u30db\u30b9\u30c6\u30a3\u30f3\u30b0<\/a>.<\/p>\n\n<p>\u30ec\u30d7\u30ea\u30ab\u3092\u7d19\u5c51\u7c60\u306e\u4ee3\u308f\u308a\u3068\u3057\u3066\u6271\u308f\u306a\u3044\u3053\u3068\u304c\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u306b\u5909\u308f\u308a\u306f\u306a\u3044\u3002\u8aad\u8005\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u305d\u3053\u3067\u7d42\u308f\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u8fc5\u901f\u306a\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u540c\u4e00\u304b\u305d\u308c\u4ee5\u4e0a\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30fb\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u304c\u5fc5\u8981\u3060\u3002 <strong>\u671f\u5f85\u3059\u308b<\/strong>. .\u30ce\u30fc\u30c9\u304c\u843d\u3061\u305f\u5834\u5408\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u306f\u30d3\u30b8\u30cd\u30b9\u76ee\u6a19\u5024\u3092\u4e0b\u56de\u3063\u3066\u3044\u308b\u304b\uff1f\u3082\u3057\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u3001\u5bb9\u91cf\u3092\u5897\u3084\u3059\u304b\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u5747\u7b49\u306b\u3057\u307e\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u30fb\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3068\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u3092\u540c\u7b49\u306b\u5b88\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002 <strong>\u30b5\u30d7\u30e9\u30a4\u30ba<\/strong>.<\/p>\n\n<h2>\u30af\u30a4\u30c3\u30af\u30b9\u30bf\u30fc\u30c8\u306e\u307e\u3068\u3081<\/h2>\n\n<p>MySQL\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9045\u308c\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306b\u3001\u3059\u3050\u306b\u6a5f\u80fd\u3059\u308b\u3053\u3068\u3092\u307e\u3068\u3081\u308b\u3002 <strong>\u4e0b\u3052\u308b<\/strong>. .\u307e\u305a\u3001IO\u30b9\u30ec\u30c3\u30c9\u3068SQL\u30b9\u30ec\u30c3\u30c9\u306e\u3069\u3061\u3089\u304c\u9045\u3044\u304b\u3092\u5224\u65ad\u3057\u3001Seconds_Behind_Master\u3068\u30ed\u30b0\u306e\u4f4d\u7f6e\u3092\u89b3\u5bdf\u3059\u308b\u3002\u4e0d\u8db3\u3057\u3066\u3044\u308b\u4e3b\u30ad\u30fc\u3092\u4f5c\u6210\u3057\u3001\u5927\u304d\u306a\u66f4\u65b0\u3092\u5206\u5272\u3057\u3001DDL\u3092\u79fb\u52d5\u3057\u3001\u30ec\u30d7\u30ea\u30ab\u306e\u9045\u3044\u30af\u30a8\u30ea\u30ed\u30b0\u3092\u76e3\u8996\u3059\u308b\u3002\u30d0\u30c3\u30d5\u30a1\u30d7\u30fc\u30eb\u3092\u5897\u3084\u3057\u3001\u4e26\u5217\u30ef\u30fc\u30ab\u30fc\u3092\u8d77\u52d5\u3057\u3001innodb_flush_log_at_trx_commit=2 \u3092\u30ec\u30d7\u30ea\u30ab\u306b\u8a2d\u5b9a\u3057\u3066\u66f8\u304d\u8fbc\u307f\u30d1\u30b9\u3092\u6700\u5c0f\u306b\u3059\u308b\u3002 <strong>\u3084\u308f\u3089\u3052\u308b<\/strong>. .\u305d\u308c\u3067\u3082\u4e0d\u5341\u5206\u306a\u5834\u5408\u306f\u3001\u30ec\u30d7\u30ea\u30ab\u3092\u30b9\u30b1\u30fc\u30eb\u3057\u3001\u8aad\u307f\u8fbc\u307f\u8ca0\u8377\u3092\u5206\u6563\u3057\u3001\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3092\u304d\u308c\u3044\u306b\u8a08\u753b\u3059\u308b\u3002 <a href=\"https:\/\/webhosting.de\/ja\/%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%83%ac%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e3%83%9e%e3%82%b9\/\">\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/a> \u306f\u3001\u9069\u5207\u306a\u30ec\u30d9\u30eb\u306e\u9078\u629e\u3092\u652f\u63f4\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u53ef\u7528\u6027\u3092\u9ad8\u304f\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u4f4e\u304f\u3001\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u3092\u78ba\u5b9f\u306b\u8ecc\u9053\u306b\u4e57\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <strong>\u6301\u7d9a\u53ef\u80fd<\/strong>.<\/p>","protected":false},"excerpt":{"rendered":"<p>MySQL\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9045\u5ef6\u3092\u6700\u5c0f\u5316\uff1a\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30fb\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540c\u671f\u9045\u5ef6\u306e\u539f\u56e0\u3001\u8a3a\u65ad\u3001\u5bfe\u51e6\u6cd5\u3002.<\/p>","protected":false},"author":1,"featured_media":18762,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_crdt_document":"","inline_featured_image":false,"footnotes":""},"categories":[781],"tags":[],"class_list":["post-18769","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-datenbanken-administration-anleitungen"],"acf":[],"_wp_attached_file":null,"_wp_attachment_metadata":null,"litespeed-optimize-size":null,"litespeed-optimize-set":null,"_elementor_source_image_hash":null,"_wp_attachment_image_alt":null,"stockpack_author_name":null,"stockpack_author_url":null,"stockpack_provider":null,"stockpack_image_url":null,"stockpack_license":null,"stockpack_license_url":null,"stockpack_modification":null,"color":null,"original_id":null,"original_url":null,"original_link":null,"unsplash_location":null,"unsplash_sponsor":null,"unsplash_exif":null,"unsplash_attachment_metadata":null,"_elementor_is_screenshot":null,"surfer_file_name":null,"surfer_file_original_url":null,"envato_tk_source_kit":null,"envato_tk_source_index":null,"envato_tk_manifest":null,"envato_tk_folder_name":null,"envato_tk_builder":null,"envato_elements_download_event":null,"_menu_item_type":null,"_menu_item_menu_item_parent":null,"_menu_item_object_id":null,"_menu_item_object":null,"_menu_item_target":null,"_menu_item_classes":null,"_menu_item_xfn":null,"_menu_item_url":null,"_trp_menu_languages":null,"rank_math_primary_category":null,"rank_math_title":null,"inline_featured_image":null,"_yoast_wpseo_primary_category":null,"rank_math_schema_blogposting":null,"rank_math_schema_videoobject":null,"_oembed_049c719bc4a9f89deaead66a7da9fddc":null,"_oembed_time_049c719bc4a9f89deaead66a7da9fddc":null,"_yoast_wpseo_focuskw":null,"_yoast_wpseo_linkdex":null,"_oembed_27e3473bf8bec795fbeb3a9d38489348":null,"_oembed_c3b0f6959478faf92a1f343d8f96b19e":null,"_trp_translated_slug_en_us":null,"_wp_desired_post_slug":null,"_yoast_wpseo_title":null,"tldname":null,"tldpreis":null,"tldrubrik":null,"tldpolicylink":null,"tldsize":null,"tldregistrierungsdauer":null,"tldtransfer":null,"tldwhoisprivacy":null,"tldregistrarchange":null,"tldregistrantchange":null,"tldwhoisupdate":null,"tldnameserverupdate":null,"tlddeletesofort":null,"tlddeleteexpire":null,"tldumlaute":null,"tldrestore":null,"tldsubcategory":null,"tldbildname":null,"tldbildurl":null,"tldclean":null,"tldcategory":null,"tldpolicy":null,"tldbesonderheiten":null,"tld_bedeutung":null,"_oembed_d167040d816d8f94c072940c8009f5f8":null,"_oembed_b0a0fa59ef14f8870da2c63f2027d064":null,"_oembed_4792fa4dfb2a8f09ab950a73b7f313ba":null,"_oembed_33ceb1fe54a8ab775d9410abf699878d":null,"_oembed_fd7014d14d919b45ec004937c0db9335":null,"_oembed_21a029d076783ec3e8042698c351bd7e":null,"_oembed_be5ea8a0c7b18e658f08cc571a909452":null,"_oembed_a9ca7a298b19f9b48ec5914e010294d2":null,"_oembed_f8db6b27d08a2bb1f920e7647808899a":null,"_oembed_168ebde5096e77d8a89326519af9e022":null,"_oembed_cdb76f1b345b42743edfe25481b6f98f":null,"_oembed_87b0613611ae54e86e8864265404b0a1":null,"_oembed_27aa0e5cf3f1bb4bc416a4641a5ac273":null,"_oembed_time_27aa0e5cf3f1bb4bc416a4641a5ac273":null,"_tldname":null,"_tldclean":null,"_tldpreis":null,"_tldcategory":null,"_tldsubcategory":null,"_tldpolicy":null,"_tldpolicylink":null,"_tldsize":null,"_tldregistrierungsdauer":null,"_tldtransfer":null,"_tldwhoisprivacy":null,"_tldregistrarchange":null,"_tldregistrantchange":null,"_tldwhoisupdate":null,"_tldnameserverupdate":null,"_tlddeletesofort":null,"_tlddeleteexpire":null,"_tldumlaute":null,"_tldrestore":null,"_tldbildname":null,"_tldbildurl":null,"_tld_bedeutung":null,"_tldbesonderheiten":null,"_oembed_ad96e4112edb9f8ffa35731d4098bc6b":null,"_oembed_8357e2b8a2575c74ed5978f262a10126":null,"_oembed_3d5fea5103dd0d22ec5d6a33eff7f863":null,"_eael_widget_elements":null,"_oembed_0d8a206f09633e3d62b95a15a4dd0487":null,"_oembed_time_0d8a206f09633e3d62b95a15a4dd0487":null,"_aioseo_description":null,"_eb_attr":null,"_eb_data_table":null,"_oembed_819a879e7da16dd629cfd15a97334c8a":null,"_oembed_time_819a879e7da16dd629cfd15a97334c8a":null,"_acf_changed":null,"_wpcode_auto_insert":null,"_edit_last":null,"_edit_lock":null,"_oembed_e7b913c6c84084ed9702cb4feb012ddd":null,"_oembed_bfde9e10f59a17b85fc8917fa7edf782":null,"_oembed_time_bfde9e10f59a17b85fc8917fa7edf782":null,"_oembed_03514b67990db061d7c4672de26dc514":null,"_oembed_time_03514b67990db061d7c4672de26dc514":null,"rank_math_news_sitemap_robots":null,"rank_math_robots":null,"_eael_post_view_count":"300","_trp_automatically_translated_slug_ru_ru":null,"_trp_automatically_translated_slug_et":null,"_trp_automatically_translated_slug_lv":null,"_trp_automatically_translated_slug_fr_fr":null,"_trp_automatically_translated_slug_en_us":null,"_wp_old_slug":null,"_trp_automatically_translated_slug_da_dk":null,"_trp_automatically_translated_slug_pl_pl":null,"_trp_automatically_translated_slug_es_es":null,"_trp_automatically_translated_slug_hu_hu":null,"_trp_automatically_translated_slug_fi":null,"_trp_automatically_translated_slug_ja":null,"_trp_automatically_translated_slug_lt_lt":null,"_elementor_edit_mode":null,"_elementor_template_type":null,"_elementor_version":null,"_elementor_pro_version":null,"_wp_page_template":null,"_elementor_page_settings":null,"_elementor_data":null,"_elementor_css":null,"_elementor_conditions":null,"_happyaddons_elements_cache":null,"_oembed_75446120c39305f0da0ccd147f6de9cb":null,"_oembed_time_75446120c39305f0da0ccd147f6de9cb":null,"_oembed_3efb2c3e76a18143e7207993a2a6939a":null,"_oembed_time_3efb2c3e76a18143e7207993a2a6939a":null,"_oembed_59808117857ddf57e478a31d79f76e4d":null,"_oembed_time_59808117857ddf57e478a31d79f76e4d":null,"_oembed_965c5b49aa8d22ce37dfb3bde0268600":null,"_oembed_time_965c5b49aa8d22ce37dfb3bde0268600":null,"_oembed_81002f7ee3604f645db4ebcfd1912acf":null,"_oembed_time_81002f7ee3604f645db4ebcfd1912acf":null,"_elementor_screenshot":null,"_oembed_7ea3429961cf98fa85da9747683af827":null,"_oembed_time_7ea3429961cf98fa85da9747683af827":null,"_elementor_controls_usage":null,"_elementor_page_assets":[],"_elementor_screenshot_failed":null,"theplus_transient_widgets":null,"_eael_custom_js":null,"_wp_old_date":null,"_trp_automatically_translated_slug_it_it":null,"_trp_automatically_translated_slug_pt_pt":null,"_trp_automatically_translated_slug_zh_cn":null,"_trp_automatically_translated_slug_nl_nl":null,"_trp_automatically_translated_slug_pt_br":null,"_trp_automatically_translated_slug_sv_se":null,"rank_math_analytic_object_id":null,"rank_math_internal_links_processed":"1","_trp_automatically_translated_slug_ro_ro":null,"_trp_automatically_translated_slug_sk_sk":null,"_trp_automatically_translated_slug_bg_bg":null,"_trp_automatically_translated_slug_sl_si":null,"litespeed_vpi_list":null,"litespeed_vpi_list_mobile":null,"rank_math_seo_score":null,"rank_math_contentai_score":null,"ilj_limitincominglinks":null,"ilj_maxincominglinks":null,"ilj_limitoutgoinglinks":null,"ilj_maxoutgoinglinks":null,"ilj_limitlinksperparagraph":null,"ilj_linksperparagraph":null,"ilj_blacklistdefinition":null,"ilj_linkdefinition":null,"_eb_reusable_block_ids":null,"rank_math_focus_keyword":"MySQL Replication Lag","rank_math_og_content_image":null,"_yoast_wpseo_metadesc":null,"_yoast_wpseo_content_score":null,"_yoast_wpseo_focuskeywords":null,"_yoast_wpseo_keywordsynonyms":null,"_yoast_wpseo_estimated-reading-time-minutes":null,"rank_math_description":null,"surfer_last_post_update":null,"surfer_last_post_update_direction":null,"surfer_keywords":null,"surfer_location":null,"surfer_draft_id":null,"surfer_permalink_hash":null,"surfer_scrape_ready":null,"_thumbnail_id":"18762","footnotes":null,"_links":{"self":[{"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/posts\/18769","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/comments?post=18769"}],"version-history":[{"count":0,"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/posts\/18769\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/media\/18762"}],"wp:attachment":[{"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/media?parent=18769"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/categories?post=18769"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/webhosting.de\/ja\/wp-json\/wp\/v2\/tags?post=18769"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}