\u6162\u67e5\u8be2\u65e5\u5fd7<\/strong><\/div>\n
\u4ec0\u4e48\u662fSLOW LOG\uff1f<\/strong><\/span><\/div>\n
Slow log\u662fRedis\u7528\u6765\u8bb0\u5f55\u67e5\u8be2\u6267\u884c\u65f6\u95f4\u8d85\u8fc7\u7ed9\u5b9a\u65f6\u957f\u7684\u547d\u4ee4\u8bf7\u6c42\u7684\u65e5\u5fd7\u7cfb\u7edf\u3002\u67e5\u8be2\u6267\u884c\u65f6\u95f4\u6307\u7684\u662f\u4e0d\u5305\u62ec\u50cf\u5ba2\u6237\u7aef\u54cd\u5e94(talking)\u3001\u53d1\u9001\u56de\u590d\u7b49IO\u64cd\u4f5c\uff0c\u800c\u5355\u5355\u662f\u6267\u884c\u4e00\u4e2a\u67e5\u8be2\u547d\u4ee4\u6240\u8017\u8d39\u7684\u65f6\u95f4\u3002\u53e6\u5916\uff0cslow log\u4fdd\u5b58\u5728\u5185\u5b58\u91cc\u9762\uff0c\u8bfb\u5199\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u56e0\u6b64\u4f60\u53ef\u4ee5\u653e\u5fc3\u5730\u4f7f\u7528\u5b83\uff0c\u4e0d\u5fc5\u62c5\u5fc3\u56e0\u4e3a\u5f00\u542fslow log\u800c\u635f\u5bb3Redis\u7684\u901f\u5ea6\u3002<\/p>\n
\u8bbe\u7f6e\u548c\u67e5\u770bSLOWLOG<\/strong><\/span><\/div>\n
\u670d\u52a1\u5668\u914d\u7f6e\u6709\u4e24\u4e2a\u548c\u6162\u67e5\u8be2\u65e5\u5fd7\u76f8\u5173\u7684\u9009\u9879\uff1a<\/p>\n
slowlog-log-slower-than\uff1a\u9009\u9879\u6307\u5b9a\u6267\u884c\u65f6\u95f4\u8d85\u8fc7\u591a\u5c11\u5fae\u79d2\uff081\u79d2\u7b49\u4e8e1,000,000\u5fae\u79d2\uff09\u7684\u547d\u4ee4\u8bf7\u6c42\u4f1a\u88ab\u8bb0\u5f55\u5230\u65e5\u5fd7\u4e0a\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c \u5982\u679c\u8fd9\u4e2a\u9009\u9879\u7684\u503c\u4e3a100\uff0c\u90a3\u4e48\u6267\u884c\u65f6\u95f4\u8d85\u8fc7100\u5fae\u79d2\u7684\u547d\u4ee4\u5c31\u4f1a\u88ab\u8bb0\u5f55\u5230\u6162\u67e5\u8be2\u65e5\u5fd7\uff1b \u5982\u679c\u8fd9\u4e2a\u9009\u9879\u7684\u503c\u4e3a500 \uff0c \u90a3\u4e48\u6267\u884c\u65f6\u95f4\u8d85\u8fc7500\u5fae\u79d2\u7684\u547d\u4ee4\u5c31\u4f1a\u88ab\u8bb0\u5f55\u5230\u6162\u67e5\u8be2\u65e5\u5fd7\uff1b \u8bf8\u5982\u6b64\u7c7b\u3002<\/p>\n
slowlog-max-len\uff1a\u9009\u9879\u6307\u5b9a\u670d\u52a1\u5668\u6700\u591a\u4fdd\u5b58\u591a\u5c11\u6761\u6162\u67e5\u8be2\u65e5\u5fd7\u3002\u670d\u52a1\u5668\u4f7f\u7528\u5148\u8fdb\u5148\u51fa\u7684\u65b9\u5f0f\u4fdd\u5b58\u591a\u6761\u6162\u67e5\u8be2\u65e5\u5fd7\uff1a \u5f53\u670d\u52a1\u5668\u50a8\u5b58\u7684\u6162\u67e5\u8be2\u65e5\u5fd7\u6570\u91cf\u7b49\u4e8eslowlog-max-len\u9009\u9879\u7684\u503c\u65f6\uff0c\u670d\u52a1\u5668\u5728\u6dfb\u52a0\u4e00\u6761\u65b0\u7684\u6162\u67e5\u8be2\u65e5\u5fd7\u4e4b\u524d\uff0c\u4f1a\u5148\u5c06\u6700\u65e7\u7684\u4e00\u6761\u6162\u67e5\u8be2\u65e5\u5fd7\u5220\u9664\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c \u5982\u679c\u670d\u52a1\u5668slowlog-max-len\u7684\u503c\u4e3a100\uff0c\u5e76\u4e14\u5047\u8bbe\u670d\u52a1\u5668\u5df2\u7ecf\u50a8\u5b58\u4e86100\u6761\u6162\u67e5\u8be2\u65e5\u5fd7\uff0c \u90a3\u4e48\u5982\u679c\u670d\u52a1\u5668\u6253\u7b97\u6dfb\u52a0\u4e00\u6761\u65b0\u65e5\u5fd7\u7684\u8bdd\uff0c\u5b83\u5c31\u5fc5\u987b\u5148\u5220\u9664\u76ee\u524d\u4fdd\u5b58\u7684\u6700\u65e7\u7684\u90a3\u6761\u65e5\u5fd7\uff0c \u7136\u540e\u518d\u6dfb\u52a0\u65b0\u65e5\u5fd7\u3002<\/p>\n
\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u6162\u67e5\u8be2\u65e5\u5fd7\u529f\u80fd\u7684\u4f8b\u5b50\uff0c\u9996\u5148\u7528CONFIG_SET\u547d\u4ee4\u5c06slowlog-log-slower-than\u9009\u9879\u7684\u503c\u8bbe\u4e3a0\u5fae\u79d2\uff0c \u8fd9\u6837Redis\u670d\u52a1\u5668\u6267\u884c\u7684\u4efb\u4f55\u547d\u4ee4\u90fd\u4f1a\u88ab\u8bb0\u5f55\u5230\u6162\u67e5\u8be2\u65e5\u5fd7\u4e2d\uff0c \u63a5\u7740\u5c06slowlog-max-len\u9009\u9879\u7684\u503c\u8bbe\u4e3a5\uff0c\u8ba9\u670d\u52a1\u5668\u6700\u591a\u53ea\u4fdd\u5b585\u6761\u6162\u67e5\u8be2\u65e5\u5fd7\uff1a<\/p>\n
\r\nredis> CONFIG SET slowlog-log-slower-than 0\r\nOK\r\n\r\nredis> CONFIG SET slowlog-max-len 5\r\nOK\r\n<\/pre>\n
\u63a5\u7740\uff0c \u6211\u4eec\u7528\u5ba2\u6237\u7aef\u53d1\u9001\u51e0\u6761\u547d\u4ee4\u8bf7\u6c42\uff1a<\/p>\n
\r\nredis> SET msg \"hello world\"\r\nOK\r\n\r\nredis> SET number 10086\r\nOK\r\n\r\nredis> SET database \"Redis\"\r\nOK\r\n<\/pre>\n
\u7136\u540e\u4f7f\u7528SLOWLOG GET\u547d\u4ee4\u67e5\u770b\u670d\u52a1\u5668\u6240\u4fdd\u5b58\u7684\u6162\u67e5\u8be2\u65e5\u5fd7\uff1a<\/p>\n
\r\nredis> SLOWLOG GET\r\n1) 1) (integer) 4 #\u65e5\u5fd7\u7684\u552f\u4e00\u6807\u8bc6\u7b26\uff08uid\uff09;\r\n 2) (integer) 1378781447 #\u547d\u4ee4\u6267\u884c\u65f6\u7684UNIX\u65f6\u95f4\u6233;\r\n 3) (integer) 13 #\u547d\u4ee4\u6267\u884c\u7684\u65f6\u957f\uff0c\u4ee5\u5fae\u79d2\u8ba1\u7b97;\r\n 4) 1) \"SET\" #\u547d\u4ee4\u4ee5\u53ca\u547d\u4ee4\u53c2\u6570;\r\n 2) \"database\"\r\n 3) \"Redis\"\r\n\r\n2) 1) (integer) 3\r\n 2) (integer) 1378781439\r\n 3) (integer) 10\r\n 4) 1) \"SET\"\r\n 2) \"number\"\r\n 3) \"10086\"\r\n\r\n3) 1) (integer) 2\r\n 2) (integer) 1378781436\r\n 3) (integer) 18\r\n 4) 1) \"SET\"\r\n 2) \"msg\"\r\n 3) \"hello world\"\r\n\r\n4) 1) (integer) 1\r\n 2) (integer) 1378781425\r\n 3) (integer) 11\r\n 4) 1) \"CONFIG\"\r\n 2) \"SET\"\r\n 3) \"slowlog-max-len\"\r\n 4) \"5\"\r\n\r\n5) 1) (integer) 0\r\n 2) (integer) 1378781415\r\n 3) (integer) 53\r\n 4) 1) \"CONFIG\"\r\n 2) \"SET\"\r\n 3) \"slowlog-log-slower-than\"\r\n 4) \"0\"\r\n<\/pre>\n
\u5982\u679c\u8fd9\u65f6\u518d\u6267\u884c\u4e00\u6761SLOWLOG GET 1\u547d\u4ee4\uff0c\u90a3\u4e48\u6211\u4eec\u5c06\u770b\u5230\uff0c \u4e0a\u4e00\u6b21\u6267\u884c\u7684SLOWLOG GET\u547d\u4ee4\u5df2\u7ecf\u88ab\u8bb0\u5f55\u5230\u4e86\u6162\u67e5\u8be2\u65e5\u5fd7\u4e2d\uff0c \u800c\u6700\u65e7\u7684\u3001\u7f16\u53f7\u4e3a0\u7684\u6162\u67e5\u8be2\u65e5\u5fd7\u5df2\u7ecf\u88ab\u5220\u9664\uff0c \u670d\u52a1\u5668\u7684\u6162\u67e5\u8be2\u65e5\u5fd7\u6570\u91cf\u4ecd\u7136\u4e3a5\u6761\uff1a<\/p>\n
\r\nredis> SLOWLOG GET 1\r\n1) 1) (integer) 5\r\n 2) (integer) 1378781521\r\n 3) (integer) 61\r\n 4) 1) \"SLOWLOG\"\r\n 2) \"GET\"\r\n<\/pre>\n
\u65e5\u5fd7\u7684\u552f\u4e00id\u53ea\u6709\u5728Redis\u670d\u52a1\u5668\u91cd\u542f\u7684\u65f6\u5019\u624d\u4f1a\u91cd\u7f6e\uff0c\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u5bf9\u65e5\u5fd7\u7684\u91cd\u590d\u5904\u7406(\u6bd4\u5982\u4f60\u53ef\u80fd\u4f1a\u60f3\u5728\u6bcf\u6b21\u53d1\u73b0\u65b0\u7684\u6162\u67e5\u8be2\u65f6\u53d1\u90ae\u4ef6\u901a\u77e5\u4f60)\u3002<\/p>\n
\u4f7f\u7528\u547d\u4ee4SLOWLOG LEN\u53ef\u4ee5\u67e5\u770b\u5f53\u524d\u65e5\u5fd7\u7684\u6570\u91cf\u3002<\/p>\n
\u8bf7\u6ce8\u610f\u8fd9\u4e2a\u503c\u548c slower-max-len\u7684\u533a\u522b\uff0c\u5b83\u4eec\u4e00\u4e2a\u662f\u5f53\u524d\u65e5\u5fd7\u7684\u6570\u91cf\uff0c\u4e00\u4e2a\u662f\u5141\u8bb8\u8bb0\u5f55\u7684\u6700\u5927\u65e5\u5fd7\u7684\u6570\u91cf\u3002<\/p>\n
\r\nredis> SLOWLOG LEN\r\n(integer) 5\r\n<\/pre>\n
\u6e05\u7a7a\u65e5\u5fd7<\/strong><\/span><\/div>\n
\u4f7f\u7528\u547d\u4ee4SLOWLOG RESET\u53ef\u4ee5\u6e05\u7a7aslow log \u3002<\/p>\n
\r\nredis> SLOWLOG RESET\r\nOK\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
Slow log\u662fRedis\u7528\u6765\u8bb0\u5f55\u67e5\u8be2\u6267\u884c\u65f6\u95f4\u8d85\u8fc7\u7ed9\u5b9a\u65f6\u957f\u7684\u547d\u4ee4\u8bf7\u6c42\u7684\u65e5\u5fd7\u7cfb\u7edf\u3002\u67e5\u8be2\u6267\u884c\u65f6\u95f4\u6307\u7684\u662f\u4e0d\u5305\u62ec\u50cf\u5ba2 […]<\/p>\n","protected":false},"author":668,"featured_media":4913,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-136078","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/136078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/668"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=136078"}],"version-history":[{"count":5,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/136078\/revisions"}],"predecessor-version":[{"id":136553,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/136078\/revisions\/136553"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/4913"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=136078"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=136078"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=136078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}