{"id":2477,"date":"2013-05-08T09:45:31","date_gmt":"2013-05-08T00:45:31","guid":{"rendered":"http:\/\/www.techscore.com\/blog\/?p=2477"},"modified":"2018-11-14T16:33:55","modified_gmt":"2018-11-14T07:33:55","slug":"redis-persistence","status":"publish","type":"post","link":"https:\/\/www.techscore.com\/blog\/2013\/05\/08\/redis-persistence\/","title":{"rendered":"Redis\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u5316"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u9234\u6728\u3067\u3059\u3002<\/p>\n<p>Redis \u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u5316\u306b\u3064\u3044\u3066\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>RDB \u3068 AOF<\/h2>\n<p>Redis \u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u5316\u306b\u306f 2 \u3064\u306e\u65b9\u5f0f\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e00\u3064\u306f RDB \u30d5\u30a1\u30a4\u30eb\uff08RDB = Redis DataBase \u3060\u3068\u601d\u3044\u307e\u3059\uff09\u306b\u66f8\u304d\u51fa\u3059\u65b9\u5f0f\u3067\u3001\u3042\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\uff08\u30d5\u30eb\u30c0\u30f3\u30d7\uff09\u3067\u3059\u3002<\/p>\n<p>\u3082\u3046\u4e00\u3064\u306f\u66f4\u65b0\u7cfb\u306e\u30af\u30a8\u30ea\u304c\u9010\u6b21\u8ffd\u8a18\u3055\u308c\u308b AOF (Append Only File) \u3067\u3059\u3002<\/p>\n<p>RDB \u3068 AOF \u306f\u4e21\u65b9\u3092\u6709\u52b9\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u305d\u306e\u5834\u5408\u306f RDB \u3068 AOF \u306e\u4e21\u65b9\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u304c\u3001Redis \u8d77\u52d5\u6642\u306b\u306f AOF \u304b\u3089\u30c7\u30fc\u30bf\u304c\u5fa9\u5143\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>RDB \u3092\u4fdd\u5b58\u3059\u308b<\/h2>\n<p>RDB \u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3059\u308b\u306b\u306f\u3001save \u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3067\u4fdd\u5b58\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">save &lt;seconds&gt; &lt;changes&gt;<\/pre>\n<p>\u4e0a\u8a18\u306f\u300c&lt;changes&gt; \u56de\u5909\u66f4\u3055\u308c\u305f\u3089\u3001\u305d\u306e\u5f8c &lt;seconds&gt; \u79d2\u4ee5\u5185\u306b\u4fdd\u5b58\u3059\u308b\u300d\u3068\u3044\u3046\u610f\u5473\u306b\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001<\/p>\n<pre class=\"lang:default decode:true\"># 3 \u56de\u5909\u66f4\u3055\u308c\u305f\u3089\u3001\u305d\u306e\u5f8c 60 \u79d2\u4ee5\u5185\u306b\u4fdd\u5b58\u3059\u308b\r\nsave 60 3<\/pre>\n<p>\u3068\u3059\u308b\u3068\u3001\u300c3 \u56de\u5909\u66f4\u3055\u308c\u305f\u3089\u3001\u305d\u306e 60 \u79d2\u4ee5\u5185\u306b\u4fdd\u5b58\u300d\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>save \u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8907\u6570\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">save 900 1     # 1 \u56de\u5909\u66f4\u3055\u308c\u305f\u3089\u3001\u305d\u306e\u5f8c 900 \u79d2\u4ee5\u5185\u306b\u4fdd\u5b58\u3059\u308b\r\nsave 300 10    # 10 \u56de\u5909\u66f4\u3055\u308c\u305f\u3089\u3001\u305d\u306e\u5f8c 300 \u79d2\u4ee5\u5185\u306b\u4fdd\u5b58\u3059\u308b\r\nsave 60 10000  # 10000 \u56de\u5909\u66f4\u3055\u308c\u305f\u3089\u3001\u305d\u306e\u5f8c 60 \u79d2\u4ee5\u5185\u306b\u4fdd\u5b58\u3059\u308b<\/pre>\n<p>RDB \u3092\u4fdd\u5b58\u3057\u305f\u304f\u306a\u3044\u5834\u5408\u306f\u3001<\/p>\n<pre class=\"lang:default decode:true\"># RDB \u3092\u4fdd\u5b58\u3057\u306a\u3044\r\nsave \"\"<\/pre>\n<p>\u3068\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ed6\u306b\u3082 RDB \u95a2\u4fc2\u306e\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u306b\u306f\u4ee5\u4e0b\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\"># RDB \u306e\u30d5\u30a1\u30a4\u30eb\u540d\r\ndbfilename dump.rdb\r\n\r\n# RDB \u30d5\u30a1\u30a4\u30eb\u306e\u4fdd\u5b58\u5148\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\r\ndir \/var\/lib\/redis\/6379\r\n\r\n# RDB \u30d5\u30a1\u30a4\u30eb\u306e\u5727\u7e2e (RDB \u4e2d\u306e\u6587\u5b57\u5217\u3092 LZF \u5727\u7e2e)\r\nrdbcompression yes<\/pre>\n<p>&nbsp;<\/p>\n<h2>AOF \u3092\u4fdd\u5b58\u3059\u308b<\/h2>\n<p>AOF \u3092\u4fdd\u5b58\u3059\u308b\u306b\u306f\u3001appendonly \u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u306b yes \u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\"># AOF \u3092\u4fdd\u5b58\u3059\u308b\r\nappendonly yes<\/pre>\n<p>\u307e\u305f\u3001appendfsync \u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3067\u3001AOF \u306b\u66f8\u304d\u51fa\u3059\u6642\u306b\u30c7\u30a3\u30b9\u30af\u306b\u30d5\u30e9\u30c3\u30b7\u30e5\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">appendfsync everysec # \u6bce\u79d2\u30d5\u30e9\u30c3\u30b7\u30e5\u3059\u308b\r\n# appendfsync always # \u5e38\u306b\u30d5\u30e9\u30c3\u30b7\u30e5\u3059\u308b\r\n# appendfsync no     # Redis \u5074\u3067\u306f\u660e\u793a\u7684\u306b\u30d5\u30e9\u30c3\u30b7\u30e5\u3057\u306a\u3044 (OS \u306b\u4efb\u305b\u308b)<\/pre>\n<p>\u305d\u306e\u4ed6\u306e\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3068\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\"># AOF \u306e\u30b5\u30a4\u30ba\u304c 100% \u4ee5\u4e0a\u5897\u52a0\u3057\u305f\u5834\u5408, AOF \u3092\u30ea\u30e9\u30a4\u30c8\u3059\u308b\r\n# (\u30ea\u30e9\u30a4\u30c8\u3059\u308b\u3068\u5197\u9577\u306a\u5185\u5bb9\u304c\u524a\u9664\u3055\u308c\u308b\u306e\u3067\u30d5\u30a1\u30a4\u30eb\u304c\u30b3\u30f3\u30d1\u30af\u30c8\u306b\u306a\u308b)\r\nauto-aof-rewrite-percentage 100\r\n\r\n# \u3057\u304b\u3057, \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c 64MB \u4ee5\u4e0b\u306e\u5834\u5408\u306f\u30ea\u30e9\u30a4\u30c8\u306f\u884c\u308f\u306a\u3044\r\n# (\u30d5\u30a1\u30a4\u30eb\u304c\u5c0f\u3055\u3044\u5834\u5408\u306b\u30ea\u30e9\u30a4\u30c8\u3057\u3066\u3082\u30e1\u30ea\u30c3\u30c8\u304c\u5c11\u306a\u3044\u305f\u3081)\r\nauto-aof-rewrite-min-size 64mb<\/pre>\n<p>&nbsp;<\/p>\n<h2>AOF \u306f\u540c\u671f\u66f8\u304d\u8fbc\u307f\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u304c\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u8457\u3057\u304f\u4f4e\u4e0b\u3059\u308b<\/h2>\n<p>appendfsync \u306b always \u3092\u6307\u5b9a\u3059\u308c\u3070 AOF \u3078\u540c\u671f\u7684\u306b\u66f8\u304d\u8fbc\u307e\u308c\u308b\u306e\u3067\u3001Redis \u304c\u30af\u30e9\u30c3\u30b7\u30e5\u3057\u3066\u3082\u30c7\u30fc\u30bf\u304c\u640d\u5931\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u540c\u671f\u7684\u306b\u66f8\u304d\u8fbc\u3080\u5834\u5408\u3068\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u3092\u6bd4\u8f03\u3059\u308b\u3068 2 \u6841\u304f\u3089\u3044\uff08100 \u500d\u304f\u3089\u3044\uff09\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6c38\u7d9a\u6027\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3092\u8003\u3048\u308b\u3068\u3001everysec \u304c\u843d\u3068\u3057\u6240\u3068\u306a\u308b\u5834\u5408\u304c\u591a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>RDB \u3068 AOF \u306e\u4e21\u65b9\u3092\u6709\u52b9\u306b\u3059\u308b\u610f\u5473\u306f\u3042\u308b\u306e\u304b\uff1f<\/h2>\n<p>RDB \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5185\u5bb9\u3092\u5168\u3066\u30d5\u30a1\u30a4\u30eb\u306b\u51fa\u529b\u3059\u308b\u306e\u3067\u3001\u8ffd\u8a18\u3059\u308b\u3060\u3051\u306e AOF \u3088\u308a\u3082\u751f\u6210\u306b\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u306e AOF \u306f RDB \u3088\u308a\u3082\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u304f\u306a\u308b\u305f\u3081\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u76ee\u7684\u3067\u3042\u308c\u3070 RDB \u306e\u65b9\u304c\u826f\u3055\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u4e0a\u3092\u8e0f\u307e\u3048\u308b\u3068\u3001RDB \u3068 AOF \u306e\u4e21\u65b9\u3092\u6709\u52b9\u306b\u3059\u308b\u610f\u5473\u306f\u3042\u308b\u3068\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>AOF \u3092\u8a18\u9332\u3057\u306a\u304c\u3089\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f RDB \u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3059\u308b\u3001\u3068\u3044\u3046\u4f7f\u3044\u5206\u3051\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u9234\u6728\u3067\u3059\u3002<\/p>\n<p>Redis \u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u5316\u306b\u3064\u3044\u3066\u3067\u3059\u3002<\/p>\n<p>&nbsp;<br \/>\nRDB \u3068 AOF<br \/>\nRedis \u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u5316\u306b\u306f 2 \u3064\u306e\u65b9\u5f0f\u304c\u3042\u308a\u307e\u3059\u3002<br \/><a href=\"https:\/\/www.techscore.com\/blog\/2013\/05\/08\/redis-persistence\/\">\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[76,94],"_links":{"self":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/2477"}],"collection":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/comments?post=2477"}],"version-history":[{"count":1,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/2477\/revisions"}],"predecessor-version":[{"id":17938,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/2477\/revisions\/17938"}],"wp:attachment":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/media?parent=2477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/categories?post=2477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/tags?post=2477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}