{"id":201620,"date":"2025-05-10T08:26:04","date_gmt":"2025-05-10T00:26:04","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201620\/"},"modified":"2025-05-10T08:26:04","modified_gmt":"2025-05-10T00:26:04","slug":"redis%e6%85%a2%e6%9f%a5%e8%af%a2%e6%97%a5%e5%bf%97%e4%b8%8e%e7%9b%91%e8%a7%86%e5%99%a8%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201620\/","title":{"rendered":"Redis\u6162\u67e5\u8be2\u65e5\u5fd7\u4e0e\u76d1\u89c6\u5668\u95ee\u9898"},"content":{"rendered":"

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

Redis\u6162\u67e5\u8be2\u65e5\u5fd7\u4e0e\u76d1\u89c6\u5668\u95ee\u9898<\/h1>\n

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

\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0\u300aRedis\u6162\u67e5\u8be2\u65e5\u5fd7\u4e0e\u76d1\u89c6\u5668\u95ee\u9898\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\u65e5\u5fd7\u3001Redis\u6162\u67e5\u8be2\u3001\u76d1\u89c6\u5668<\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9\u6570\u636e\u5e93<\/span>\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01<\/p>\n

\u6211\u4eec\u90fd\u77e5\u9053MySQL\u6709\u6162\u67e5\u8be2\u65e5\u5fd7<\/p>\n

Redis\u4e5f\u6709\u6162\u67e5\u8be2\u65e5\u5fd7\uff0c\u53ef\u7528\u4e8e\u76d1\u89c6\u548c\u4f18\u5316\u67e5\u8be2<\/p>\n

1\u3001\u6162\u67e5\u8be2\u8bbe\u7f6e<\/h2>\n

\u5728redis.conf<\/strong>\u4e2d\u53ef\u4ee5\u914d\u7f6e\u548c\u6162\u67e5\u8be2\u65e5\u5fd7\u76f8\u5173\u7684\u9009\u9879\uff1a<\/p>\n

#\u6267\u884c\u65f6\u95f4\u8d85\u8fc7\u591a\u5c11\u5fae\u79d2\u7684\u547d\u4ee4\u8bf7\u6c42\u4f1a\u88ab\u8bb0\u5f55\u5230\u65e5\u5fd7\u4e0a 0 :\u5168\u8bb0\u5f55 \n\n
Redis\u4f7f\u7528\u5217\u8868\u5b58\u50a8\u6162\u67e5\u8be2\u65e5\u5fd7\uff0c\u91c7\u7528\u961f\u5217\u65b9\u5f0f\uff08FIFO\uff09<\/strong><\/p>\n\n<\/pre>\n
    \n
  • config set<\/code>\u7684\u65b9\u5f0f\u53ef\u4ee5\u4e34\u65f6\u8bbe\u7f6e\uff0credis\u91cd\u542f\u540e\u5c31\u65e0\u6548<\/li>\n
  • config set slowlog-log-slower-than<\/code> \u5fae\u79d2<\/li>\n
  • config set slowlog-max-len<\/code> \u6761\u6570<\/li>\n<\/ul>\n
    \u67e5\u770b\u65e5\u5fd7\uff1aslowlog get [n]<\/p>\n
    127.0.0.1:6379> config set slowlog-log-slower-than 0\nOK\n127.0.0.1:6379> config set slowlog-max-len 2\nOK\n127.0.0.1:6379> set name:001 zhaoyun\nOK\n127.0.0.1:6379> set name:002 zhangfei\nOK\n127.0.0.1:6379> get name:002\n\"zhangfei\"\n \n127.0.0.1:6379> slowlog get\n1) 1) (integer) 7     # \u65e5\u5fd7\u7684\u552f\u4e00\u6807\u8bc6\u7b26(uid)\n   2) (integer) 1589774302     # \u547d\u4ee4\u6267\u884c\u65f6\u7684UNIX\u65f6\u95f4\u6233\n   3) (integer) 65     # \u547d\u4ee4\u6267\u884c\u7684\u65f6\u957f(\u5fae\u79d2)\n   4) 1) \"get\"     # \u6267\u884c\u547d\u4ee4\u53ca\u53c2\u6570\n      2) \"name:002\"\n   5) \"127.0.0.1:37277\"\n   6) \"\"\n2) 1) (integer) 6\n   2) (integer) 1589774281\n   3) (integer) 7\n   4) 1) \"set\"\n      2) \"name:002\"\n      3) \"zhangfei\"\n   5) \"127.0.0.1:37277\"\n   6) \"\"\n# set\u548cget\u90fd\u8bb0\u5f55\uff0c\u7b2c\u4e00\u6761\u88ab\u79fb\u9664\u4e86\u3002<\/pre>\n
    2\u3001\u6162\u67e5\u8be2\u5b9a\u4f4d&\u5904\u7406<\/h2>\n
    \u4f7f\u7528slowlog get <\/strong>\u53ef\u4ee5\u83b7\u5f97\u6267\u884c\u8f83\u6162\u7684redis\u547d\u4ee4<\/strong>\uff0c\u9488\u5bf9\u8be5\u547d\u4ee4\u53ef\u4ee5\u8fdb\u884c\u4f18\u5316\uff1a<\/p>\n
      \n
    • \u5c3d\u91cf\u4f7f\u7528\u77ed\u7684key\uff0c\u5bf9\u4e8evalue\u6709\u4e9b\u4e5f\u53ef\u7cbe\u7b80\uff0c\u80fd\u4f7f\u7528int\u5c31int\u3002<\/li>\n
    • \u907f\u514d\u4f7f\u7528keys *\u3001hgetall\u7b49\u5168\u91cf\u64cd\u4f5c\u3002<\/li>\n
    • \u51cf\u5c11\u5927key\u7684\u5b58\u53d6\uff0c\u6253\u6563\u4e3a\u5c0fkey 100K\u4ee5\u4e0a<\/li>\n
    • \u5c06rdb\u6539\u4e3aaof\u6a21\u5f0f<\/li>\n<\/ul>\n
      rdb fork \u5b50\u8fdb\u7a0b \u6570\u636e\u91cf\u8fc7\u5927 \u4e3b\u8fdb\u7a0b\u963b\u585e redis\u6027\u80fd\u5927\u5e45\u4e0b\u964d<\/p>\n
      \u5173\u95ed\u6301\u4e45\u5316\uff0c\uff08\u9002\u5408\u4e8e\u6570\u636e\u91cf\u8f83\u5c0f\uff0c\u6709\u56fa\u5b9a\u6570\u636e\u6e90\uff09<\/p>\n
        \n
      • \u60f3\u8981\u4e00\u6b21\u6dfb\u52a0\u591a\u6761\u6570\u636e\u7684\u65f6\u5019\u53ef\u4ee5\u4f7f\u7528\u7ba1\u9053<\/li>\n
      • \u5c3d\u53ef\u80fd\u5730\u4f7f\u7528\u54c8\u5e0c\u5b58\u50a8<\/li>\n
      • \u5c3d\u91cf\u9650\u5236\u4e0bredis\u4f7f\u7528\u7684\u5185\u5b58\u5927\u5c0f\uff0c\u8fd9\u6837\u53ef\u4ee5\u907f\u514dredis\u4f7f\u7528swap\u5206\u533a\u6216\u8005\u51fa\u73b0OOM\u9519\u8bef<\/li>\n<\/ul>\n
        \u5185\u5b58\u4e0e\u786c\u76d8\u7684swap<\/p>\n
        3\u3001\u76d1\u89c6\u5668<\/h2>\n
        Redis\u5ba2\u6237\u7aef\u901a\u8fc7\u6267\u884cMONITOR<\/strong>\u547d\u4ee4\u53ef\u4ee5\u5c06\u81ea\u5df1\u53d8\u4e3a\u4e00\u4e2a\u76d1\u89c6\u5668\uff0c\u5b9e\u65f6\u5730\u63a5\u53d7\u5e76\u6253\u5370\u51fa\u670d\u52a1\u5668\u5f53\u524d\u5904\u7406\u7684\u547d\u4ee4\u8bf7\u6c42\u7684\u76f8\u5173\u4fe1\u606f\u3002<\/p>\n
        \u6b64\u65f6\uff0c\u5f53\u5176\u4ed6\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u4e00\u6761\u547d\u4ee4\u8bf7\u6c42\u65f6\uff0c\u670d\u52a1\u5668\u9664\u4e86\u4f1a\u5904\u7406\u8fd9\u6761\u547d\u4ee4\u8bf7\u6c42\u4e4b\u5916\uff0c\u8fd8\u4f1a\u5c06\u8fd9\u6761\u547d\u4ee4\u8bf7\u6c42\u7684\u4fe1\u606f\u53d1\u9001\u7ed9\u6240\u6709\u76d1\u89c6\u5668\u3002<\/p>\n
        <\/p>\n
        Redis\u5ba2\u6237\u7aef1 <\/strong><\/p>\n
        127.0.0.1:6379> monitor\nOK\n1589706136.030138 [0 127.0.0.1:42907] \"COMMAND\"\n1589706145.763523 [0 127.0.0.1:42907] \"set\" \"name:10\" \"zhaoyun\"\n1589706163.756312 [0 127.0.0.1:42907] \"get\" \"name:10\"<\/pre>\n
        Redis\u5ba2\u6237\u7aef2<\/strong><\/p>\n
        127.0.0.1:6379>\n127.0.0.1:6379> set name:10 zhaoyun\nOK\n127.0.0.1:6379> get name:10\n\"zhaoyun\"<\/pre>\n
        4\u3001Redis\u76d1\u63a7\u5e73\u53f0<\/h2>\n
        grafana\u3001prometheus\u4ee5\u53caredis_exporter\u3002<\/p>\n
        Grafana \u662f\u4e00\u4e2a\u5f00\u7bb1\u5373\u7528\u7684\u53ef\u89c6\u5316\u5de5\u5177\uff0c\u5177\u6709\u529f\u80fd\u9f50\u5168\u7684\u5ea6\u91cf\u4eea\u8868\u76d8\u548c\u56fe\u5f62\u7f16\u8f91\u5668\uff0c\u6709\u7075\u6d3b\u4e30\u5bcc\u7684\u56fe\u5f62\u5316\u9009\u9879\uff0c\u53ef\u4ee5\u6df7\u5408\u591a\u79cd\u98ce\u683c\uff0c\u652f\u6301\u591a\u4e2a\u6570\u636e\u6e90\u7279\u70b9\u3002<\/p>\n
        Prometheus\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u670d\u52a1\u76d1\u63a7\u7cfb\u7edf\uff0c\u5b83\u901a\u8fc7HTTP\u534f\u8bae\u4ece\u8fdc\u7a0b\u7684\u673a\u5668\u6536\u96c6\u6570\u636e\u5e76\u5b58\u50a8\u5728\u672c\u5730\u7684\u65f6\u5e8f\u6570\u636e\u5e93\u4e0a\u3002<\/p>\n
        redis_exporter\u4e3aPrometheus\u63d0\u4f9b\u4e86redis\u6307\u6807\u7684\u5bfc\u51fa\uff0c\u914d\u5408Prometheus\u4ee5\u53cagrafana\u8fdb\u884c\u53ef\u89c6\u5316\u53ca\u76d1\u63a7\u3002<\/p>\n
        <\/p>\n
        \u603b\u7ed3<\/h2>\n
        \u4ee5\u4e0a\u4e3a\u4e2a\u4eba\u7ecf\u9a8c\uff0c\u5e0c\u671b\u80fd\u7ed9\u5927\u5bb6\u4e00\u4e2a\u53c2\u8003\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u591a\u591a\u652f\u6301golang\u5b66\u4e60\u7f51\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
        Redis\u6162\u67e5\u8be2\u65e5\u5fd7\u4e0e\u76d1\u89c6\u5668\u95ee\u9898...<\/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-201620","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201620","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=201620"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201620\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}