{"url":"https://akishin.hatenablog.jp/entry/20100925/1285430216","categories":["HAProxy","MySQL","Linux"],"author_url":"https://blog.hatena.ne.jp/akishin999/","blog_title":"akishin999\u306e\u65e5\u8a18","title":"HAProxy \u74b0\u5883\u3067 MySQL \u63a5\u7d9a\u6642\u306b\u30a8\u30e9\u30fc","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fakishin.hatenablog.jp%2Fentry%2F20100925%2F1285430216\" title=\"HAProxy \u74b0\u5883\u3067 MySQL \u63a5\u7d9a\u6642\u306b\u30a8\u30e9\u30fc - akishin999\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"akishin999","image_url":null,"version":"1.0","provider_url":"https://hatena.blog","height":"190","blog_url":"https://akishin.hatenablog.jp/","description":"\u4e45\u3057\u3076\u308a\u306b\u81ea\u5b85\u30b5\u30fc\u30d0\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u305f\u3089\u3001DB \u63a5\u7d9a\u7cfb\u306e\u30a2\u30d7\u30ea\u304c\u8ed2\u4e26\u307f 500 \u30a8\u30e9\u30fc\u306b\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u307e\u3057\u305f\u3002 \u614c\u3066\u3066\u8abf\u3079\u307e\u3059\u304c\u3001Rails \u30a2\u30d7\u30ea\u306e\u30ed\u30b0\u306b\u3082\u3001HAProxy \u306e\u30ed\u30b0\u306b\u3082\u7279\u306b\u7570\u5e38\u306f\u898b\u3089\u308c\u307e\u305b\u3093\u3002\u305f\u3081\u3057\u306b\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u304b\u3089 DB \u3078\u306e\u63a5\u7d9a\u3092\u8a66\u307f\u308b\u3068\u3001HAProxy \u7d4c\u7531\u3067\u3082\u76f4\u63a5 DB \u30b5\u30fc\u30d0\u3092\u6307\u5b9a\u3057\u3066\u3082\u3001\u4ee5\u4e0b\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u3066\u63a5\u7d9a\u3067\u304d\u306a\u304f\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002 Host 'hostname' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' \u4ed6\u306e\u30de\u30b7\u30f3\u304b\u3089\u2026","type":"rich","provider_name":"Hatena Blog","width":"100%","published":"2010-09-25 00:56:56"}