{"id":37466,"date":"2023-12-11T14:41:37","date_gmt":"2023-12-11T06:41:37","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=37466"},"modified":"2023-12-11T14:41:37","modified_gmt":"2023-12-11T06:41:37","slug":"%e6%80%8e%e4%b9%88%e4%bf%9d%e8%af%81-redis-%e6%8c%82%e6%8e%89%e4%b9%8b%e5%90%8e%e5%86%8d%e9%87%8d%e5%90%af%e6%95%b0%e6%8d%ae%e5%8f%af%e4%bb%a5%e8%bf%9b%e8%a1%8c%e6%81%a2%e5%a4%8d","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/%e6%80%8e%e4%b9%88%e4%bf%9d%e8%af%81-redis-%e6%8c%82%e6%8e%89%e4%b9%8b%e5%90%8e%e5%86%8d%e9%87%8d%e5%90%af%e6%95%b0%e6%8d%ae%e5%8f%af%e4%bb%a5%e8%bf%9b%e8%a1%8c%e6%81%a2%e5%a4%8d\/","title":{"rendered":"\u600e\u4e48\u4fdd\u8bc1 redis \u6302\u6389\u4e4b\u540e\u518d\u91cd\u542f\u6570\u636e\u53ef\u4ee5\u8fdb\u884c\u6062\u590d?"},"content":{"rendered":"

“`” \u5f88\u591a\u65f6\u5019\u6211\u4eec\u9700\u8981\u6301\u4e45\u5316\u6570\u636e\u4e5f\u5c31\u662f\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5199\u5165\u5230\u786c\u76d8\u91cc\u9762\uff0c\u5927\u90e8\u5206\u539f\u56e0\u662f\u4e3a\u4e86\u4e4b\u540e\u91cd\u7528\u6570\u636e\uff08\u6bd4\u5982\u91cd\u542f\u673a\u5668\u3001\u673a\u5668\u6545\u969c\u4e4b\u540e\u6062\u590d\u6570\u636e\uff09\uff0c\u6216\u8005\u662f\u4e3a\u4e86\u9632\u6b62\u7cfb\u7edf\u6545\u969c\u800c\u5c06\u6570\u636e\u5907\u4efd\u5230\u4e00\u4e2a\u8fdc\u7a0b\u4f4d\u7f6e\u3002<\/p>\n

Redis\u4e0d\u540c\u4e8eMemcached\u7684\u5f88\u91cd\u4e00\u70b9\u5c31\u662f\uff0cRedis\u652f\u6301\u6301\u4e45\u5316\uff0c\u800c\u4e14\u652f\u6301\u4e24\u79cd\u4e0d\u540c\u7684\u6301\u4e45\u5316\u64cd\u4f5c\u3002Redis\u7684\u4e00\u79cd\u6301\u4e45\u5316\u65b9\u5f0f\u53eb\u5feb\u7167\uff08snapshotting\uff0cRDB\uff09\uff0c\u53e6\u4e00\u79cd\u65b9\u5f0f\u662f\u53ea\u8ffd\u52a0\u6587\u4ef6\uff08append-only file,AOF\uff09<\/strong>\u3002\u8fd9\u4e24\u79cd\u65b9\u6cd5\u5404\u6709\u5343\u79cb\uff0c\u4e0b\u9762\u6211\u4f1a\u8be6\u7ec6\u8fd9\u4e24\u79cd\u6301\u4e45\u5316\u65b9\u6cd5\u662f\u4ec0\u4e48\uff0c\u600e\u4e48\u7528\uff0c\u5982\u4f55\u9009\u62e9\u9002\u5408\u81ea\u5df1\u7684\u6301\u4e45\u5316\u65b9\u6cd5\u3002<\/p>\n

\u5feb\u7167\uff08snapshotting\uff09\u6301\u4e45\u5316\uff08RDB\uff09<\/strong><\/p>\n

Redis\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u5feb\u7167\u6765\u83b7\u5f97\u5b58\u50a8\u5728\u5185\u5b58\u91cc\u9762\u7684\u6570\u636e\u5728\u67d0\u4e2a\u65f6\u95f4\u70b9\u4e0a\u7684\u526f\u672c\u3002Redis\u521b\u5efa\u5feb\u7167\u4e4b\u540e\uff0c\u53ef\u4ee5\u5bf9\u5feb\u7167\u8fdb\u884c\u5907\u4efd\uff0c\u53ef\u4ee5\u5c06\u5feb\u7167\u590d\u5236\u5230\u5176\u4ed6\u670d\u52a1\u5668\u4ece\u800c\u521b\u5efa\u5177\u6709\u76f8\u540c\u6570\u636e\u7684\u670d\u52a1\u5668\u526f\u672c\uff08Redis\u4e3b\u4ece\u7ed3\u6784\uff0c\u4e3b\u8981\u7528\u6765\u63d0\u9ad8Redis\u6027\u80fd\uff09\uff0c\u8fd8\u53ef\u4ee5\u5c06\u5feb\u7167\u7559\u5728\u539f\u5730\u4ee5\u4fbf\u91cd\u542f\u670d\u52a1\u5668\u7684\u65f6\u5019\u4f7f\u7528\u3002<\/p>\n

\u5feb\u7167\u6301\u4e45\u5316\u662fRedis\u9ed8\u8ba4\u91c7\u7528\u7684\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u5728redis.conf\u914d\u7f6e\u6587\u4ef6\u4e2d\u9ed8\u8ba4\u6709\u6b64\u4e0b\u914d\u7f6e\uff1a<\/p>\n

<\/code>`conf<\/p>\n

save 900 1 #\u5728900\u79d2(15\u5206\u949f)\u4e4b\u540e\uff0c\u5982\u679c\u81f3\u5c11\u67091\u4e2akey\u53d1\u751f\u53d8\u5316\uff0cRedis\u5c31\u4f1a\u81ea\u52a8\u89e6\u53d1BGSAVE\u547d\u4ee4\u521b\u5efa\u5feb\u7167\u3002<\/p>\n

save 300 10 #\u5728300\u79d2(5\u5206\u949f)\u4e4b\u540e\uff0c\u5982\u679c\u81f3\u5c11\u670910\u4e2akey\u53d1\u751f\u53d8\u5316\uff0cRedis\u5c31\u4f1a\u81ea\u52a8\u89e6\u53d1BGSAVE\u547d\u4ee4\u521b\u5efa\u5feb\u7167\u3002<\/p>\n

save 60 10000 #\u572860\u79d2(1\u5206\u949f)\u4e4b\u540e\uff0c\u5982\u679c\u81f3\u5c11\u670910000\u4e2akey\u53d1\u751f\u53d8\u5316\uff0cRedis\u5c31\u4f1a\u81ea\u52a8\u89e6\u53d1BGSAVE\u547d\u4ee4\u521b\u5efa\u5feb\u7167\u3002<\/code>`<\/p>\n

AOF\uff08append-only file\uff09\u6301\u4e45\u5316<\/strong><\/p>\n

\u4e0e\u5feb\u7167\u6301\u4e45\u5316\u76f8\u6bd4\uff0cAOF\u6301\u4e45\u5316 \u7684\u5b9e\u65f6\u6027\u66f4\u597d\uff0c\u56e0\u6b64\u5df2\u6210\u4e3a\u4e3b\u6d41\u7684\u6301\u4e45\u5316\u65b9\u6848\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0bRedis\u6ca1\u6709\u5f00\u542fAOF\uff08append only file\uff09\u65b9\u5f0f\u7684\u6301\u4e45\u5316\uff0c\u53ef\u4ee5\u901a\u8fc7appendonly\u53c2\u6570\u5f00\u542f\uff1a<\/p>\n

confappendonly yes<\/code><\/p>\n

\u5f00\u542fAOF\u6301\u4e45\u5316\u540e\u6bcf\u6267\u884c\u4e00\u6761\u4f1a\u66f4\u6539Redis\u4e2d\u7684\u6570\u636e\u7684\u547d\u4ee4\uff0cRedis\u5c31\u4f1a\u5c06\u8be5\u547d\u4ee4\u5199\u5165\u786c\u76d8\u4e2d\u7684AOF\u6587\u4ef6\u3002AOF\u6587\u4ef6\u7684\u4fdd\u5b58\u4f4d\u7f6e\u548cRDB\u6587\u4ef6\u7684\u4f4d\u7f6e\u76f8\u540c\uff0c\u90fd\u662f\u901a\u8fc7dir\u53c2\u6570\u8bbe\u7f6e\u7684\uff0c\u9ed8\u8ba4\u7684\u6587\u4ef6\u540d\u662fappendonly.aof\u3002<\/p>\n

\u5728Redis\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b58\u5728\u4e09\u79cd\u4e0d\u540c\u7684 AOF \u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u5b83\u4eec\u5206\u522b\u662f\uff1a<\/p>\n

confappendfsync always #\u6bcf\u6b21\u6709\u6570\u636e\u4fee\u6539\u53d1\u751f\u65f6\u90fd\u4f1a\u5199\u5165AOF\u6587\u4ef6,\u8fd9\u6837\u4f1a\u4e25\u91cd\u964d\u4f4eRedis\u7684\u901f\u5ea6appendfsync everysec #\u6bcf\u79d2\u949f\u540c\u6b65\u4e00\u6b21\uff0c\u663e\u793a\u5730\u5c06\u591a\u4e2a\u5199\u547d\u4ee4\u540c\u6b65\u5230\u786c\u76d8appendfsync no #\u8ba9\u64cd\u4f5c\u7cfb\u7edf\u51b3\u5b9a\u4f55\u65f6\u8fdb\u884c\u540c\u6b65<\/code><\/p>\n

\u4e3a\u4e86\u517c\u987e\u6570\u636e\u548c\u5199\u5165\u6027\u80fd\uff0c\u7528\u6237\u53ef\u4ee5\u8003\u8651 appendfsync everysec\u9009\u9879 \uff0c\u8ba9Redis\u6bcf\u79d2\u540c\u6b65\u4e00\u6b21AOF\u6587\u4ef6\uff0cRedis\u6027\u80fd\u51e0\u4e4e\u6ca1\u53d7\u5230\u4efb\u4f55\u5f71\u54cd\u3002\u800c\u4e14\u8fd9\u6837\u5373\u4f7f\u51fa\u73b0\u7cfb\u7edf\u5d29\u6e83\uff0c\u7528\u6237\u6700\u591a\u53ea\u4f1a\u4e22\u5931\u4e00\u79d2\u4e4b\u5185\u4ea7\u751f\u7684\u6570\u636e\u3002\u5f53\u786c\u76d8\u5fd9\u4e8e\u6267\u884c\u5199\u5165\u64cd\u4f5c\u7684\u65f6\u5019\uff0cRedis\u8fd8\u4f1a\u4f18\u96c5\u7684\u653e\u6162\u81ea\u5df1\u7684\u901f\u5ea6\u4ee5\u4fbf\u9002\u5e94\u786c\u76d8\u7684\u6700\u5927\u5199\u5165\u901f\u5ea6\u3002<\/p>\n

Redis 4.0 \u5bf9\u4e8e\u6301\u4e45\u5316\u673a\u5236\u7684\u4f18\u5316<\/strong><\/p>\n

Redis 4.0 \u5f00\u59cb\u652f\u6301 RDB \u548c AOF \u7684\u6df7\u5408\u6301\u4e45\u5316\uff08\u9ed8\u8ba4\u5173\u95ed\uff0c\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u9879 aof-use-rdb-preamble<\/code> \u5f00\u542f\uff09\u3002<\/p>\n

\u5982\u679c\u628a\u6df7\u5408\u6301\u4e45\u5316\u6253\u5f00\uff0cAOF \u91cd\u5199\u7684\u65f6\u5019\u5c31\u76f4\u63a5\u628a RDB \u7684\u5185\u5bb9\u5199\u5230 AOF \u6587\u4ef6\u5f00\u5934\u3002\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\u53ef\u4ee5\u7ed3\u5408 RDB \u548c AOF \u7684\u4f18\u70b9, \u5feb\u901f\u52a0\u8f7d\u540c\u65f6\u907f\u514d\u4e22\u5931\u8fc7\u591a\u7684\u6570\u636e\u3002\u5f53\u7136\u7f3a\u70b9\u4e5f\u662f\u6709\u7684\uff0c AOF \u91cc\u9762\u7684 RDB \u90e8\u5206\u662f\u538b\u7f29\u683c\u5f0f\u4e0d\u518d\u662f AOF \u683c\u5f0f\uff0c\u53ef\u8bfb\u6027\u8f83\u5dee\u3002<\/p>\n

\u8865\u5145\u5185\u5bb9\uff1aAOF \u91cd\u5199<\/strong><\/p>\n

AOF\u91cd\u5199\u53ef\u4ee5\u4ea7\u751f\u4e00\u4e2a\u65b0\u7684AOF\u6587\u4ef6\uff0c\u8fd9\u4e2a\u65b0\u7684AOF\u6587\u4ef6\u548c\u539f\u6709\u7684AOF\u6587\u4ef6\u6240\u4fdd\u5b58\u7684\u6570\u636e\u5e93\u72b6\u6001\u4e00\u6837\uff0c\u4f46\u4f53\u79ef\u66f4\u5c0f\u3002<\/p>\n

AOF\u91cd\u5199\u662f\u4e00\u4e2a\u6709\u6b67\u4e49\u7684\u540d\u5b57\uff0c\u8be5\u529f\u80fd\u662f\u901a\u8fc7\u8bfb\u53d6\u6570\u636e\u5e93\u4e2d\u7684\u952e\u503c\u5bf9\u6765\u5b9e\u73b0\u7684\uff0c\u7a0b\u5e8f\u65e0\u987b\u5bf9\u73b0\u6709AOF\u6587\u4ef6\u8fdb\u884c\u4efb\u4f55\u8bfb\u5165\u3001\u5206\u6790\u6216\u8005\u5199\u5165\u64cd\u4f5c\u3002<\/p>\n

\u5728\u6267\u884c BGREWRITEAOF \u547d\u4ee4\u65f6\uff0cRedis \u670d\u52a1\u5668\u4f1a\u7ef4\u62a4\u4e00\u4e2a AOF \u91cd\u5199\u7f13\u51b2\u533a\uff0c\u8be5\u7f13\u51b2\u533a\u4f1a\u5728\u5b50\u8fdb\u7a0b\u521b\u5efa\u65b0AOF\u6587\u4ef6\u671f\u95f4\uff0c\u8bb0\u5f55\u670d\u52a1\u5668\u6267\u884c\u7684\u6240\u6709\u5199\u547d\u4ee4\u3002\u5f53\u5b50\u8fdb\u7a0b\u5b8c\u6210\u521b\u5efa\u65b0AOF\u6587\u4ef6\u7684\u5de5\u4f5c\u4e4b\u540e\uff0c\u670d\u52a1\u5668\u4f1a\u5c06\u91cd\u5199\u7f13\u51b2\u533a\u4e2d\u7684\u6240\u6709\u5185\u5bb9\u8ffd\u52a0\u5230\u65b0AOF\u6587\u4ef6\u7684\u672b\u5c3e\uff0c\u4f7f\u5f97\u65b0\u65e7\u4e24\u4e2aAOF\u6587\u4ef6\u6240\u4fdd\u5b58\u7684\u6570\u636e\u5e93\u72b6\u6001\u4e00\u81f4\u3002\u6700\u540e\uff0c\u670d\u52a1\u5668\u7528\u65b0\u7684AOF\u6587\u4ef6\u66ff\u6362\u65e7\u7684AOF\u6587\u4ef6\uff0c\u4ee5\u6b64\u6765\u5b8c\u6210AOF\u6587\u4ef6\u91cd\u5199\u64cd\u4f5c<\/p>\n

            \"```\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
“`” \u5f88\u591a\u65f6\u5019\u6211\u4eec\u9700\u8981\u6301\u4e45\u5316\u6570\u636e\u4e5f\u5c31\u662f\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5199\u5165\u5230\u786c\u76d8\u91cc\u9762\uff0c\u5927\u90e8\u5206\u539f\u56e0\u662f\u4e3a\u4e86 […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-37466","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/37466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=37466"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/37466\/revisions"}],"predecessor-version":[{"id":37467,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/37466\/revisions\/37467"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=37466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=37466"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=37466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}