{"id":202329,"date":"2025-05-10T10:21:33","date_gmt":"2025-05-10T02:21:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202329\/"},"modified":"2025-05-10T10:21:33","modified_gmt":"2025-05-10T02:21:33","slug":"redis%e6%8c%81%e4%b9%85%e5%8c%96%e6%9c%ba%e5%88%b6%e7%9a%84%e7%a4%ba%e4%be%8b%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202329\/","title":{"rendered":"Redis\u6301\u4e45\u5316\u673a\u5236\u7684\u793a\u4f8b\u5206\u6790"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u6301\u4e45\u5316\u673a\u5236\u7684\u793a\u4f8b\u5206\u6790<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300aRedis\u6301\u4e45\u5316\u673a\u5236\u7684\u793a\u4f8b\u5206\u6790\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~<\/p>\n

Redis\u628a\u6570\u636e\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\uff0c\u5f53\u8fdb\u7a0b\u9000\u51fa\u540e\u6570\u636e\u5c31\u4f1a\u4e22\u5931\u3002Redis\u6301\u4e45\u5316\u673a\u5236\u53ef\u4ee5\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5b58\u50a8\u5230\u78c1\u76d8\u4e0a\uff0c\u5f53\u91cd\u65b0\u542f\u52a8\u65f6\u53ef\u4ee5\u4ece\u78c1\u76d8\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6570\u636e\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\u3002<\/p>\n

Redis\u652f\u6301\u4e24\u79cd\u6301\u4e45\u5316\u673a\u5236\uff1a\u5168\u91cf\u955c\u50cfRDB\u548c\u589e\u91cf\u5f0f\u6301\u4e45\u5316AOF\u3002<\/p>\n

RDB\u662fRedis\u7684\u5feb\u7167\uff0c\u5b58\u50a8\u4e86Redis\u4e2d\u6240\u6709\u672a\u8fc7\u671f\u7684\u952e\u503c\u5bf9\u3002<\/p>\n

\u5728redis.conf<\/code>\u4e2d\u914d\u7f6eRDB:<\/p>\n

dbfilename dump.rdb\ndir \/var\/lib\/redis\n\n\n\nsave 900 1 save 300 10 save 60 10000 save \"\" stop-writes-on-bgsave-error yes rdbcompression yes rdbchecksum yes<\/pre>\n
\u6bcf\u6b21redis\u8fdb\u7a0b\u542f\u52a8\u65f6\u4f1a\u5148\u68c0\u67e5rdb\u6587\u4ef6\u662f\u5426\u5b58\u5728\uff0c\u82e5\u5b58\u5728\u5219\u5c06\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\u3002<\/p>\n
redis\u81ea\u52a8\u66f4\u65b0RDB\u6587\u4ef6\u65f6\u4f1afork\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u6267\u884c\u5feb\u7167\u4fdd\u5b58\u5de5\u4f5c\uff0c\u5728\u4fdd\u5b58\u671f\u95f4\u4e3b\u8fdb\u7a0b\u53ef\u4ee5\u6b63\u5e38\u7684\u63d0\u4f9b\u670d\u52a1\u3002<\/p>\n
\u6211\u4eec\u540c\u6837\u53ef\u4ee5\u901a\u8fc7\u6307\u4ee4\u4fdd\u5b58\u5feb\u7167:<\/p>\n
    \n
  • \n
    save<\/code>: \u4ee5\u963b\u585e\u7684\u65b9\u5f0f\u4fdd\u5b58\u5feb\u7167\uff0c\u4fdd\u5b58\u671f\u95f4redis\u4e0d\u80fd\u5904\u7406\u5176\u5b83\u8bf7\u6c42<\/p>\n<\/li>\n
  • \n
    bgsave<\/code>: fork\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u5b8c\u6210\u4fdd\u5b58\u5de5\u4f5c\uff0c\u4fdd\u5b58\u671f\u95f4\u4e0d\u4f1a\u5f71\u54cdredis\u7684\u6b63\u5e38\u670d\u52a1\u3002<\/p>\n<\/li>\n<\/ul>\n
    lastsave<\/code>\u547d\u4ee4\u53ef\u4ee5\u5f97\u5230\u6700\u65b0\u7684RDB\u6587\u4ef6\u521b\u5efa\u65f6\u95f4\u6233\uff0c\u53ef\u4ee5\u7528\u6765\u68c0\u67e5\u4fdd\u5b58\u662f\u5426\u6210\u529f\u3002<\/p>\n
    RDB\u4f5c\u4e3a\u6570\u636e\u5e93\u5feb\u7167\uff0c\u6bcf\u6b21\u521b\u5efa\u90fd\u9700\u8981\u5c06\u6574\u4e2a\u6570\u636e\u5e93\u5199\u5165\u5230\u6587\u4ef6\u3002\u8fd9\u662f\u4e00\u4e2a\u975e\u5e38\u8017\u65f6\u7684\u64cd\u4f5c\uff0c\u56e0\u6b64\u4e5f\u96be\u4ee5\u9891\u7e41\u8fdb\u884c\uff0c\u5728\u51fa\u73b0\u5f02\u5e38\u65f6\u53ef\u80fd\u4e22\u5931\u5927\u91cf\u6570\u636e\u3002<\/p>\n
    Redis\u63d0\u4f9b\u4e86\u589e\u91cf\u5f0f\u6301\u4e45\u5316\u5de5\u5177AOF(Append Only ile), AOF\u901a\u8fc7\u8bb0\u5f55Redis\u6570\u636e\u5e93\u4e2d\u6240\u6709\u5199\u6307\u4ee4\u8fdb\u884c\u6301\u4e45\u5316\u3002AOF\u6587\u4ef6\u4e2d\u4ee5Redis\u901a\u4fe1\u534f\u8bae\u7684\u683c\u5f0f\u5b58\u50a8\u6307\u4ee4\u3002<\/p>\n
    \u5f53Redis\u8fdb\u7a0b\u542f\u52a8\u65f6\u4f1a\u68c0\u67e5AOF\u6587\u4ef6\u662f\u5426\u5b58\u5728\uff0c\u82e5\u5b58\u5728\u5219\u4f9d\u6b21\u6267\u884cAOF\u4e2d\u7684\u6307\u4ee4\u6062\u590d\u6570\u636e\u3002<\/p>\n
    Redis\u6bcf\u6b21\u6267\u884c\u5199\u6307\u4ee4\u65f6\u90fd\u4f1a\u5411AOF\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e00\u6761\u65e5\u5fd7\uff0c\u4f46\u65b0\u7684\u8bb0\u5f55\u4e0d\u4f1a\u7acb\u5373\u5199\u5165\u78c1\u76d8(fsync)\u800c\u662f\u7f13\u5b58\u5728\u5199\u5165\u7f13\u51b2\u533a\u4e2d\u3002<\/p>\n
    \u6211\u4eec\u53ef\u4ee5\u914d\u7f6e\u5c06\u7f13\u51b2\u533a\u4e2d\u7684\u6570\u636e\u5199\u5165\u78c1\u76d8\u7684\u7b56\u7565\uff0c\u907f\u514d\u6570\u636e\u4e22\u5931\u3002<\/p>\n
    \u5c06\u7f13\u51b2\u533a\u4e2d\u6570\u636e\u5199\u5165\u78c1\u76d8\u662f\u4e00\u4e2a\u8017\u65f6\u64cd\u4f5c\uff0c\u9891\u7e41\u5199\u78c1\u76d8\u4f1a\u5bf9\u6027\u80fd\u9020\u6210\u5f71\u54cd\u4f46\u662fRedis\u5d29\u6e83\u4e22\u5931\u6570\u636e\u4e5f\u8f83\u5c11\uff0c\u56e0\u6b64\u6211\u4eec\u9700\u8981\u6839\u636e\u5e94\u7528\u573a\u666f\u8fdb\u884c\u6743\u8861\u3002<\/p>\n
    AOF\u4e2d\u53ef\u80fd\u4f1a\u8bb0\u5f55\u591a\u4f59\u7684\u6307\u4ee4\uff0c\u82e5\u6211\u4eec\u5bf9\u540c\u4e00\u4e2akey\u6267\u884c\u4e86100\u6b21set\u6307\u4ee4, AOF\u6587\u4ef6\u4e2d\u5c31\u4f1a\u6709100\u6761\u8bb0\u5f55\u4f46\u53ea\u4ec5\u4fdd\u7559\u6700\u540e\u4e00\u6761set\u6307\u4ee4\u5373\u53ef\u6062\u590d\u6570\u636e\u3002AOF\u91cd\u5199\u4f1a\u6574\u7406AOF\u6587\u4ef6\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6307\u4ee4\u65e5\u5fd7\uff08\u5982\u5220\u9664\u88ab\u8986\u76d6\u7684set\u6307\u4ee4\uff09\uff0c\u51cf\u5c11AOF\u6587\u4ef6\u5927\u5c0f\u3002<\/p>\n
    redis \u91c7\u7528\u540e\u53f0\u91cd\u5199\u7684\u7b56\u7565\uff0c\u5373 fork \u4e00\u4e2a\u5b50\u8fdb\u7a0b\u628a\u6574\u7406\u540e\u7684 AOF \u5199\u5165\u5230\u4e34\u65f6\u6587\u4ef6\u4e2d\u3002\u4f7f\u7528BGREWRITEAOF<\/code>\u53ef\u4ee5\u624b\u52a8\u89e6\u53d1\u540e\u53f0\u91cd\u5199\u64cd\u4f5c\u3002<\/p>\n
    \u5b9e\u9645\u4e0aAOF\u91cd\u5199\u4e0d\u4f1a\u8bfb\u53d6\u539f\u6765\u7684AOF\u6587\u4ef6\uff0c\u5b50\u8fdb\u7a0b\u4f1a\u5e26\u6709\u4e00\u4efd\u5f53\u524d\u6570\u636e\u7684\u526f\u672c\uff0c\u5e76\u6839\u636e\u8be5\u526f\u672c\u76f4\u63a5\u751f\u6210\u65b0\u7684AOF\u6587\u4ef6\u3002<\/p>\n
    \u4e3b\u8fdb\u7a0b\u5728\u91cd\u5199\u671f\u95f4\u5c06\u65b0\u589e\u7684\u5199\u64cd\u4f5c\u5199\u5165\u539f\u6765\u7684 AOF\u6587\u4ef6 \u548c AOF\u91cd\u5199\u7f13\u5b58 \u4e2d\uff0c\u5373\u4f7f\u91cd\u5199\u5931\u8d25\u539f\u6765\u7684AOF\u6587\u4ef6\u4ecd\u4fdd\u5b58\u4e86\u5b8c\u6574\u7684\u6570\u636e\u3002\u5f53\u5b50\u8fdb\u7a0b\u5b8c\u6210AOF\u91cd\u5199\u540e\u4f1a\u5411\u4e3b\u8fdb\u7a0b\u53d1\u9001\u4fe1\u53f7\uff0c\u4e3b\u8fdb\u7a0b\u6536\u5230\u8be5\u4fe1\u53f7\u540e\u4f1a\u5c06AOF\u91cd\u5199\u7f13\u5b58\u4e2d\u7684\u5185\u5bb9\u5199\u5165\u65b0\u7684AOF\u6587\u4ef6\uff0c\u7136\u540e\u7528\u65b0\u7684AOF\u6587\u4ef6\u8986\u76d6\u539f\u6709\u6587\u4ef6\u3002<\/p>\n
    \u5728redis.conf<\/code>\u4e2d\u914d\u7f6eAOF:<\/p>\n
    appendonly yes  \n  \n\nappendfilename appendonly.aof  \n  \n\n\nappendfsync everysec \n\n    no-appendfsync-on-rewrite no   \n  \n\n\nauto-aof-rewrite-percentage 100  \n  \n\nauto-aof-rewrite-min-size 64mb<\/pre>\n
    Redis\u4f1a\u8bb0\u5f55\u542f\u52a8\u65f6\u6216\u4e0a\u6b21\u91cd\u5199\u540eAOF\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u82e5\u65b0\u589e\u6570\u636e\u7684\u5927\u5c0f\u8fbe\u5230\u539f\u5927\u5c0f\u7684100%\uff08auto-aof-rewrite-percentage\u914d\u7f6e\uff09\u5219\u89e6\u53d1\u91cd\u5199\u3002<\/p>\n
    \u53ea\u6709\u5f53\u524dAOF\u6587\u4ef6\u4f53\u79ef\u5927\u4e8eauto-aof-rewrite-min-size\u65f6\u624d\u4f1a\u6267\u884c\u91cd\u5199\u64cd\u4f5c\uff0c\u5426\u5219\u5373\u4f7f\u65b0\u589e\u6570\u636e\u91cf\u8d85\u8fc7\u6307\u5b9a\u767e\u5206\u6bd4\u4e5f\u4e0d\u4f1a\u6267\u884c\u91cd\u5199\u3002\u8fd9\u6837\u907f\u514d\u4e86\u539f\u6587\u4ef6\u8fc7\u5c0f\u5bfc\u81f4\u521d\u671f\u9891\u7e41\u91cd\u5199\u7684\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    Redis\u6301\u4e45\u5316\u673a\u5236\u7684\u793a\u4f8b\u5206\u6790 ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-202329","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202329"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202329\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202329"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}