{"id":1905,"date":"2022-07-27T15:35:58","date_gmt":"2022-07-27T15:35:58","guid":{"rendered":"https:\/\/www.ipcpu.com\/?p=1905"},"modified":"2022-08-01T09:17:23","modified_gmt":"2022-08-01T09:17:23","slug":"redis-hot-key-pps","status":"publish","type":"post","link":"https:\/\/c.ipcpu.com\/2022\/07\/redis-hot-key-pps\/","title":{"rendered":"Redis\u6545\u969c\u6574\u7406-\u70edKEY\u5bfc\u81f4\u7f51\u5361PPS\u8fc7\u9ad8"},"content":{"rendered":"

\u6545\u969c\u80cc\u666f<\/h2>\n

\u63a5\u5230\u5f00\u53d1\u540c\u5b66\u53cd\u9988\uff0c\u670d\u52a1\u54cd\u5e94\u53d8\u6162\uff0c\u7ecf\u8fc7trace\u7cfb\u7edf\u5206\u6790\uff0c \u72b6\u6001\u7801\u4e3a\u9519\u8bef\u7684\u60c5\u51b5\u5f88\u5c11\uff0c\u4f46\u662f\u8fde\u63a5redis\u54cd\u5e94\u65f6\u95f4\u53d8\u6162\uff0c300ms\u4ee5\u4e0a\u7684trace\u6570\u91cf\u660e\u663e\u589e\u52a0\u3002<\/p>\n

\u6000\u7591Redis\u51fa\u73b0\u6027\u80fd\u95ee\u9898\uff0c\u67e5\u770bredis\u76d1\u63a7\u56fe\uff0c\u53d1\u73b0QPS\u63a5\u8fd14\u4e07\u3002\uff083\u4e3b3\u4ece\u7684Cluster\u67b6\u6784\uff0c\u4ec5\u67091\u4e2a\u8282\u70b9QPS\u9ad8\uff0c\u53ef\u80fd\u6709\u70edKEY\u60c5\u51b5\u3002\uff09<\/p>\n

<\/p>\n

4\u4e07QPS\u8fd9\u4e2a\u6570\u636e\u4e4b\u524d\u8fd8\u771f\u6ca1\u6709\u4eba\u8dd1\u8fc7\uff0c\u89c9\u7740\u53ef\u80fd\u6709\u74f6\u9888\u95ee\u9898\u3002\u963f\u91cc\u4e91Redis\u5b9e\u4f8b\u63d0\u4f9b\u7684QPS\u4fdd\u969c\u662f8\u4e07\uff0c\u6211\u4eec\u4f7f\u7528\u7684openstack\u81ea\u5efa\u865a\u62df\u673a\uff0c\u53ef\u80fd\u6bd4\u4e0d\u8fc7\u4eba\u5bb6\u8d22\u5927\u6c14\u7c97\u7684\u963f\u91cc\u4e91\u3002<\/p>\n

\u5904\u7406\u63aa\u65bd<\/h2>\n

\u9996\u5148\u6211\u4eec\u548copenstack\u540c\u4e8b\u6c9f\u901a\uff0c\u67e5\u770b\u4e86\u7f51\u5361PPS\u503c\u60c5\u51b5\uff0c\u7f51\u5361PPS\u8d70\u52bf\u57fa\u672c\u4e0a\u548cQPS\u66f2\u7ebf\u91cd\u5408\uff0c\u4e5f\u662f\u8d85\u8fc74\u4e07\u4e86\uff0c\u786e\u8ba4\u8be5PPS\u503c\u5df2\u7ecf\u8fbe\u5230\u5355\u6838\u80fd\u5904\u7406\u7684\u6781\u9650\u503c\uff0c\u5982\u679c\u9700\u8981\u66f4\u9ad8\u7684PPS\u503c\uff0c\u9700\u8981\u5c06\u7f51\u5361\u5347\u7ea7\u4e3a\u591a\u961f\u5217\u7f51\u5361\uff0c\u91cd\u542f\u865a\u62df\u673a\u5e76\u4fee\u6539\u53c2\u6570\u3002<\/p>\n

\u53e6\u4e00\u65b9\u9762\uff0c\u6211\u4eec\u7ecf\u8fc7\u5206\u6790\u70edkey\u6570\u636e\u627e\u5230\u4e00\u4e2a\u70edKEY\uff0c\u8fd9\u4e2aKEY\u5360\u636e\u4e8680%\u7684QPS\uff0c\u7ecf\u8fc7\u548c\u5f00\u53d1\u7684\u6c9f\u901a\uff0c\u540e\u7eed\u4f1a\u5bf9\u8fd9\u4e2aKEY\u8fdb\u884c\u62c6\u5206\uff0c\u62c6\u6210\u591a\u4e2a\u5c0fKEY\uff0c\u907f\u514dQPS\u96c6\u4e2d\u4e8e\u67d0\u4e2a\u8282\u70b9\u3002<\/p>\n

\u6dfb\u52a0\u76d1\u63a7\u62a5\u8b66\u9879<\/p>\n

\n
# \u7f51\u5361PPS\u503c\u62a5\u8b66\n rate(node_network_transmit_packets_total{device=\"eth0\"}[5m]) > 30000<\/code><\/pre>\n<\/div>\n
\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1aIPCPU-\u7f51\u7edc\u4e4b\u8def<\/a> » Redis\u6545\u969c\u6574\u7406-\u70edKEY\u5bfc\u81f4\u7f51\u5361PPS\u8fc7\u9ad8<\/a><\/p>","protected":false},"excerpt":{"rendered":"
\u6545\u969c\u80cc\u666f \u63a5\u5230\u5f00\u53d1\u540c\u5b66\u53cd\u9988\uff0c\u670d\u52a1\u54cd\u5e94\u53d8\u6162\uff0c\u7ecf\u8fc7trace\u7cfb\u7edf\u5206\u6790\uff0c \u72b6\u6001\u7801\u4e3a\u9519\u8bef\u7684\u60c5\u51b5\u5f88\u5c11\uff0c\u4f46\u662f\u8fde\u63a5redis\u54cd\u5e94\u65f6\u95f4\u53d8\u6162\uff0c300ms\u4ee5\u4e0a\u7684trace\u6570\u91cf\u660e\u663e\u589e\u52a0\u3002 \u6000\u7591Redis\u51fa\u73b0\u6027\u80fd\u95ee\u9898\uff0c\u67e5\u770bredis\u76d1\u63a7\u56fe\uff0c\u53d1\u73b0QPS\u63a5\u8fd14\u4e07\u3002\uff083\u4e3b3\u4ece\u7684Cluster\u67b6\u6784\uff0c\u4ec5\u67091\u4e2a\u8282\u70b9QPS\u9ad8\uff0c\u53ef\u80fd\u6709\u70edKEY\u60c5\u51b5\u3002\uff09 4\u4e07QPS\u8fd9\u4e2a\u6570\u636e\u4e4b\u524d\u8fd8\u771f\u6ca1\u6709\u4eba\u8dd1\u8fc7\uff0c\u89c9\u7740\u53ef\u80fd\u6709\u74f6\u9888\u95ee\u9898\u3002\u963f\u91cc\u4e91Redis\u5b9e\u4f8b\u63d0\u4f9b\u7684QPS\u4fdd\u969c\u662f8\u4e07\uff0c\u6211\u4eec\u4f7f\u7528\u7684openstack\u81ea\u5efa\u865a\u62df\u673a\uff0c\u53ef\u80fd\u6bd4\u4e0d\u8fc7\u4eba\u5bb6\u8d22\u5927\u6c14\u7c97\u7684\u963f\u91cc\u4e91\u3002 \u5904\u7406\u63aa\u65bd \u9996\u5148\u6211\u4eec\u548copenstack\u540c\u4e8b\u6c9f\u901a\uff0c\u67e5\u770b\u4e86\u7f51\u5361PPS\u503c\u60c5\u51b5\uff0c\u7f51\u5361PPS\u8d70\u52bf\u57fa\u672c\u4e0a\u548cQPS\u66f2\u7ebf\u91cd\u5408\uff0c\u4e5f\u662f\u8d85\u8fc74\u4e07\u4e86\uff0c\u786e\u8ba4\u8be5PPS\u503c\u5df2\u7ecf\u8fbe\u5230\u5355\u6838\u80fd\u5904\u7406\u7684\u6781\u9650\u503c\uff0c\u5982\u679c\u9700\u8981\u66f4\u9ad8\u7684PPS\u503c\uff0c\u9700\u8981\u5c06\u7f51\u5361\u5347\u7ea7\u4e3a\u591a\u961f\u5217\u7f51\u5361\uff0c\u91cd\u542f\u865a\u62df\u673a\u5e76\u4fee\u6539\u53c2\u6570\u3002 \u53e6\u4e00\u65b9\u9762\uff0c\u6211\u4eec\u7ecf\u8fc7\u5206\u6790\u70edkey\u6570\u636e\u627e\u5230\u4e00\u4e2a\u70edKEY\uff0c\u8fd9\u4e2aKEY\u5360\u636e\u4e8680%\u7684QPS\uff0c\u7ecf\u8fc7\u548c\u5f00\u53d1\u7684\u6c9f\u901a\uff0c\u540e\u7eed\u4f1a\u5bf9\u8fd9\u4e2aKEY\u8fdb\u884c\u62c6\u5206\uff0c\u62c6\u6210\u591a\u4e2a\u5c0fKEY\uff0c\u907f\u514dQPS\u96c6\u4e2d\u4e8e\u67d0\u4e2a\u8282\u70b9\u3002 \u6dfb\u52a0\u76d1\u63a7\u62a5\u8b66\u9879 # \u7f51\u5361PPS\u503c\u62a5\u8b66 rate(node_network_transmit_packets_total{device=”eth0″}[5m]) > 30000 \u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1aIPCPU-\u7f51\u7edc\u4e4b\u8def » Redis\u6545\u969c\u6574\u7406-\u70edKEY\u5bfc\u81f4\u7f51\u5361PPS\u8fc7\u9ad8<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[142],"_links":{"self":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts\/1905"}],"collection":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/comments?post=1905"}],"version-history":[{"count":3,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts\/1905\/revisions"}],"predecessor-version":[{"id":1910,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts\/1905\/revisions\/1910"}],"wp:attachment":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/media?parent=1905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/categories?post=1905"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/tags?post=1905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}