{"id":350,"date":"2020-12-17T16:22:49","date_gmt":"2020-12-17T08:22:49","guid":{"rendered":"http:\/\/blog.refusea.com\/?p=350"},"modified":"2020-12-17T16:22:49","modified_gmt":"2020-12-17T08:22:49","slug":"%e4%b8%80%e6%ac%a1%e4%ba%92%e8%81%94%e7%bd%91%e5%90%8e%e5%8f%b0%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e5%ae%9e%e4%be%8b%e5%88%86%e4%ba%ab","status":"publish","type":"post","link":"https:\/\/refusea.com\/?p=350","title":{"rendered":"\u4e00\u6b21\u4e92\u8054\u7f51\u540e\u53f0\u6027\u80fd\u4f18\u5316\u5b9e\u4f8b\u5206\u4eab"},"content":{"rendered":"<h2>\u80cc\u666f<\/h2>\n<p>\u4e92\u8054\u7f51\u540e\u53f0\u7684\u6027\u80fd\u95ee\u9898\uff0c\u4e00\u822c\u8868\u73b0\u4e3a\u5185\u5b58\u4e0d\u8db3\u3001\u54cd\u5e94\u53d8\u6162\uff0c\u5bfc\u81f4\u524d\u7aef\u51fa\u73b0\u5927\u91cf\u8d85\u65f6\u751a\u81f3 5xx 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10.161.4.99<\/code><\/pre>\n<\/li>\n<\/ul>\n<h2>\u4f18\u5316\u601d\u8def<\/h2>\n<p>\u540e\u53f0\u4ece\u4e1a\u8005\u6700\u5934\u75bc\u7684\u5927\u6982\u5c31\u662f\u6027\u80fd\u95ee\u9898\u4e86\uff0c\u4e00\u822c\u6765\u8bf4\u6027\u80fd\u95ee\u9898\u662f\u4e2a\u7cfb\u7edf\u6027\u7684\u95ee\u9898\uff0c\u8981\u8ffd\u6839\u6eaf\u6e90\u7684\u8bdd\uff0c\u81f3\u5c11\u8981\u4ece\u8bbe\u8ba1\u9636\u6bb5\u5f00\u59cb\uff0c\u5bf9\u4e8e\u4e00\u4e2a\u6709\u4e00\u5b9a\u89c4\u6a21\u7684\u4e1a\u52a1\u7cfb\u7edf\uff0c\u6027\u80fd\u4e0d\u8db3\u5f88\u96be\u5b9a\u4f4d\u5230\u67d0\u4e2a\u786e\u5b9a\u7684\u70b9\u3002<\/p>\n<p>\u7406\u60f3\u7684\u60c5\u51b5\u5f53\u7136\u662f\u901a\u8fc7 jmap\uff0cjstack \u4e4b\u7c7b\u7684\u8c03\u4f18\u5de5\u5177\u5b9a\u4f4d\u5230\u4ee3\u7801\u4e2d\u7684\u67d0\u4e00\u884c\uff0c\u4e0d\u8fc7\u5728\u8fd0\u7ef4\u5e2e\u5fd9 dump 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\u914d\u7f6e\uff0c\u4e34\u65f6\u7981\u6b62\u5bf9\u7279\u5b9a\u7684\u63a5\u53e3\u8bbf\u95ee<\/li>\n<\/ul>\n<\/li>\n<li>\u957f\u671f\u65b9\u6848\uff1a\u5168\u9762\u4f18\u5316\n<ul>\n<li>\u5411\u6d4b\u8bd5\u90e8\u95e8\u63d0\u4ea4\u538b\u529b\u6d4b\u8bd5\u7533\u8bf7\uff0c\u8bd5\u56fe\u91cd\u73b0\u5185\u5b58\u8017\u5c3d\u7684\u573a\u666f<\/li>\n<li>\u5206\u6790\u7ebf\u4e0a\u65e5\u5fd7\uff0c\u627e\u51fa\u6027\u80fd\u4e0d\u8db3\u548c pv \u4e4b\u95f4\u662f\u5426\u5b58\u5728\u5173\u8054<\/li>\n<li>\u5206\u6790\u7ebf\u4e0a\u65e5\u5fd7\uff0c\u627e\u51fa\u4f18\u5316\u7684\u76ee\u6807<\/li>\n<li>\u786e\u5b9a\u4f18\u5316\u76ee\u6807\u540e\uff0c\u5b89\u6392\u4ee3\u7801 review \u548c\u4f18\u5316\u65b9\u6848\u8bc4\u5ba1\uff0c\u901a\u8fc7\u8bc4\u5ba1\u4ee5\u540e\u8fdb\u884c\u7248\u672c\u5f00\u53d1\u548c\u90e8\u7f72<\/li>\n<li>\u5bf9\u90e8\u5206\u63a5\u53e3\u8fdb\u884c\u6d41\u63a7<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>\u4f18\u5316<\/h2>\n<h3>\u65e5\u5fd7\u5206\u6790<\/h3>\n<p>\u65e5\u5fd7\u5206\u6790\u7684\u76ee\u7684<\/p>\n<ul>\n<li>\u544a\u8b66\u548c\u8bf7\u6c42\u91cf\/\u5e76\u53d1\u91cf\u4e4b\u95f4\u662f\u5426\u5b58\u5728\u5173\u8054<\/li>\n<li>\u627e\u51fa\u4f18\u5316\u7684\u76ee\u6807<\/li>\n<li>\u6309\u8bf7\u6c42\u91cf\u6392\u5e8f\uff0c\u4f18\u5148\u4f18\u5316\u8bf7\u6c42\u91cf\u5927\u7684\u63a5\u53e3<\/li>\n<li>\u6309\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u6392\u5e8f\uff0c\u4f18\u5148\u4f18\u5316\u54cd\u5e94\u6162\u7684\u63a5\u53e3<\/li>\n<\/ul>\n<p>\u65e5\u5fd7\u5206\u6790\u7684\u5bf9\u8c61\u662f nginx \u7684 access log\uff0c\u4e3b\u8981\u4f7f\u7528 awk \u547d\u4ee4<\/p>\n<p>\u5728\u5206\u6790\u65e5\u5fd7\u65f6\uff0c\u6211\u4eec\u72af\u4e86\u4e2a\u9519\u8bef\uff0c\u8fd9\u5bfc\u81f4\u6211\u4eec\u521d\u671f\u4f18\u5316\u76ee\u6807\u6ca1\u6709\u6307\u5411\u95ee\u9898\u6210\u56e0\u2014\u2014\u5c31\u50cf\u7edd\u5927\u591a\u6570\u9879\u76ee\u7684\u5931\u8d25\u90fd\u53ef\u4ee5\u4ece\u9700\u6c42\u9636\u6bb5\u627e\u5230\u539f\u56e0\u4e00\u6837\uff0c\u6027\u80fd\u95ee\u9898\u7684\u89e3\u51b3\uff0c\u6700\u5173\u952e\u7684\u6b65\u9aa4\u5c31\u662f\u539f\u56e0\u5206\u6790\u9636\u6bb5\u3002<\/p>\n<h3>\u52a0\u673a\u5668<\/h3>\n<p>\u5206\u6790\u8fc7\u65e5\u5fd7\u540e\uff0c\u53d1\u73b0\u544a\u8b66\u548c\u65e5 pv \u8c8c\u4f3c\u5b58\u5728\u4e00\u5b9a\u7684\u76f8\u5173\u6027\uff0c\u548c\u8fd0\u7ef4\u540c\u5b66\u6c9f\u901a\u540e\uff0c\u51b3\u5b9a\u589e\u52a0\u673a\u5668\uff0c\u4ece\u6700\u521d\u7684 3 \u53f0\u670d\u52a1\u5668\uff0c\u52a0\u5230 5 \u53f0\uff0c\u7136\u540e\u52a0\u5230 8 \u53f0\uff0c\u6700\u540e\u52a0\u5230\u4e86 11 \u53f0\u673a\u5668<\/p>\n<p>\u521a\u52a0\u5b8c\u673a\u5668\u7684\u51e0\u5929\uff0c\u7cfb\u7edf\u8c8c\u4f3c\u6d88\u505c\u4e86\uff0c\u4f46\u662f\u5c31\u5728\u4f60\u89c9\u5f97\u53ef\u4ee5\u7761\u4e2a\u597d\u89c9\u65f6\uff0c\u544a\u8b66\u77ed\u4fe1\u53c8\u4e0d\u671f\u800c\u81f3\u4e86<\/p>\n<p>\u8fd9\u4e5f\u8bf4\u660e\uff0c\u6027\u80fd\u95ee\u9898\u4e0d\u662f\u7b80\u5355\u7684\u52a0\u673a\u5668\u53ef\u4ee5\u89e3\u51b3\u7684\u2014\u2014\u5982\u679c\u673a\u5668\u7684\u7406\u8bba\u627f\u8f7d\u80fd\u529b\u4e0a\u9650\u5c1a\u672a\u5b9e\u9645\u8fbe\u5230\uff0c\u90a3\u4e48\u53ea\u80fd\u4ece\u7a0b\u5e8f\u91cc\u627e\u539f\u56e0\u3002<\/p>\n<h3>\u6d41\u63a7<\/h3>\n<p>\u4ece\u65e5\u5fd7\u91cc\u53d1\u73b0\u6709\u4e2a\u63a5\u53e3\u7684 pv \u5de8\u5927\uff0c\u5360\u5230\u4e86\u603b pv \u7684 70% \u8fd8\u591a\uff0c\u8fd9\u4e2a\u63a5\u53e3\u662f\u4e2a\u5e94\u7528\u66f4\u65b0\u4fe1\u606f\u63a5\u53e3\uff0c\u7531\u5ba2\u6237\u7aef\u5b9a\u65f6\u8bbf\u95ee\uff0c\u529f\u80fd\u662f\u5411\u5ba2\u6237\u7aef\u8fd4\u56de\u5176\u5df2\u5b89\u88c5\u7684\u5e94\u7528\u662f\u5426\u5b58\u5728\u65b0\u7248\u672c\uff0c\u5e76\u8fd4\u56de\u65b0\u7248\u672c\u7684\u4e00\u4e9b\u4fe1\u606f\uff0c\u8bf8\u5982\u7248\u672c\u53f7\uff0c\u5b89\u88c5\u5305\u5927\u5c0f\uff0c\u4e0b\u8f7d\u5730\u5740\u7b49<\/p>\n<p>\u8fd9\u4e2a\u63a5\u53e3\u5f88\u96be\u4f18\u5316<\/p>\n<ul>\n<li>\u5e73\u5747\u6bcf\u4e2a\u7528\u6237\u5b89\u88c5\u7684\u5e94\u7528\u5728 30\u2014\u201450 \u4e2a\u4e4b\u95f4\uff0c\u591a\u7684\u751a\u81f3\u6709\u4e0a\u767e\u4e2a\uff0c\u67e5\u8be2\u8fd9\u4e9b\u5e94\u7528\u662f\u5426\u6709\u6700\u65b0\u7248\u672c\u7684 SQL \u8bed\u53e5\u5f88\u96be\u4f18\u5316<\/li>\n<li>\u4e0d\u540c\u7528\u6237\u7684\u5b89\u88c5\u5217\u8868\u4e0d\u540c\uff0c\u67e5\u8be2\u7ed3\u679c\u7f13\u5b58\u540e\u547d\u4e2d\u7387\u5f88\u4f4e<\/li>\n<li>\u5982\u679c\u4e3a\u6bcf\u4e2a\u7528\u6237\u7684\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u7f13\u5b58\uff0c\u4e5f\u6bd4\u8f83\u56f0\u96be\n<ul>\n<li>\u5185\u5b58\u5360\u7528\u592a\u5927<\/li>\n<li>\u7528\u6237\u7684\u5b89\u88c5\u5217\u8868\u53d1\u751f\u53d8\u5316\uff0c\u6216\u8005\u5e94\u7528\u4fe1\u606f\u53d1\u751f\u66f4\u65b0\uff0c\u90fd\u4f1a\u5bfc\u81f4\u7f13\u5b58\u6570\u636e\u7684\u8fc7\u671f<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u4e3a\u4e86\u89e3\u51b3\u95ee\u9898\uff0c\u51b3\u5b9a\u5148\u5bf9\u8fd9\u4e2a\u63a5\u53e3\u8fdb\u884c\u9650\u6d41\uff1a\u8ba9\u8fd0\u7ef4\u540c\u5b66\u4fee\u6539 nginx \u914d\u7f6e\uff0c\u5ba2\u6237\u7aef\u8bbf\u95ee\u8fd9\u4e2a\u63a5\u53e3\u65f6\u76f4\u63a5\u8fd4\u56de 200<\/p>\n<p>\u4fee\u6539 nginx \u914d\u7f6e\u662f\u4e34\u65f6\u65b9\u6848\uff0c\u5f00\u53d1\u540c\u5b66\u5bf9\u8fd9\u4e2a\u63a5\u53e3\u8fdb\u884c\u6d41\u63a7\uff0c\u7531\u4e8e\u6211\u4eec\u5e76\u672a\u4f7f\u7528\u7c7b\u4f3c sentinel \u8fd9\u7c7b\u6d41\u63a7\u6846\u67b6\uff0c\u6240\u4ee5\u53ea\u80fd\u7531\u5f00\u53d1\u5728\u4ee3\u7801\u91cc\u5b9e\u73b0\u4e86\uff1a\u57fa\u672c\u601d\u8def\u5c31\u662f\u8bbe\u5b9a\u4e00\u4e2a\u5904\u7406\u4e2d\u7684\u4e0a\u9650\u503c\uff0c\u5f53\u4e0a\u9650\u503c\u8fbe\u5230\u540e\uff0c\u65b0\u7684\u8bf7\u6c42\u76f4\u63a5\u8fd4\u56de\uff0c\u793a\u4f8b\u5982\u4e0b<\/p>\n<pre><code class=\"language-java\">    ......\n    @Value(&quot;${appUpdate.maxSize}&quot;)\n    private int                   maxSize;\n\n    private final AtomicInteger   realSize  = new AtomicInteger(0);\n    ......\n    {\n        int size = realSize.addAndGet(1);\n        try {\n            if (size &lt;= maxSize) {\n                \/\/ \u4e1a\u52a1\u5904\u7406\n                ......\n            } else {\n                \/\/ \u76f4\u63a5\u8fd4\u56de\n                result.setReturnCode(BaseCode.SUCCESS);\n            }\n        } catch (Exception e) {\n            ......\n        } finally {\n            realSize.decrementAndGet();\n        }\n        return result;\n    }<\/code><\/pre>\n<p>\u540e\u7eed\u53c8\u5bf9\u5176\u4ed6\u51e0\u4e2a\u63a5\u53e3\u8fdb\u884c\u4e86\u6d41\u63a7\uff0c\u6d41\u63a7\u7684\u5bf9\u8c61\u662f\u7528\u6237\u65e0\u611f\u7684\u63a5\u53e3\u3002<\/p>\n<p>\u4e0d\u8fc7\u6d41\u63a7\u5e76\u6ca1\u6709\u89e3\u51b3\u6211\u4eec\u7684\u6027\u80fd\u5371\u673a<\/p>\n<h3>\u538b\u529b\u6d4b\u8bd5<\/h3>\n<p>\u538b\u529b\u6d4b\u8bd5\u6ca1\u6709\u80fd\u91cd\u73b0\u5185\u5b58\u8017\u5c3d\u7684\u573a\u666f\uff0c\u4f46\u538b\u529b\u6d4b\u8bd5\u62a5\u544a\u66b4\u9732\u4e86\u5f88\u591a\u95ee\u9898\uff0c\u6307\u660e\u4e86\u540e\u7eed\u4f18\u5316\u7684\u65b9\u5411\uff0c\u5148\u770b\u4e0b\u7b2c\u4e00\u671f\u538b\u6d4b\u7684\u62a5\u544a\uff0c\u5e76\u672a\u5305\u62ec\u6240\u6709\u63a5\u53e3<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/static.refusea.com\/2020\/12\/performance_test.png\" alt=\"\" \/><\/p>\n<p>\u8fd9\u4e2a\u62a5\u544a\u7684\u4fe1\u606f\u91cf\u8fd8\u6bd4\u8f83\u5927<\/p>\n<ul>\n<li>\u6211\u4eec\u7684 TPS \u666e\u904d\u4f4e\u4e0b\uff0c\u4e2a\u522b\u63a5\u53e3\u66f4\u662f\u4f4e\u5230\u53d1\u6307<\/li>\n<li>\u4e2a\u522b\u63a5\u53e3\u7684\u5b9e\u73b0\u903b\u8f91\u6709\u5f88\u5927\u95ee\u9898\uff0c\u4f8b\u5982\u9996\u9875\u63a5\u53e3\u9700\u8981\u67e5\u8be2 30 \u6b21 redis<\/li>\n<li>\u67d0\u4e9b\u67e5\u8be2\u6ca1\u6709\u7528\u5230\u7d22\u5f15<\/li>\n<\/ul>\n<h3>code review \u548c\u4f18\u5316\u65b9\u6848\u8bc4\u5ba1<\/h3>\n<p>\u57fa\u4e8e\u65e5\u5fd7\u5206\u6790\u7684\u7ed3\u679c\uff0c\u540e\u671f\u8fd8\u53c2\u8003\u4e86\u538b\u6d4b\u62a5\u544a\uff0c\u786e\u5b9a\u4e86\u4e00\u4e2a\u8981\u4f18\u5316\u63a5\u53e3\u7684\u6e05\u5355\uff0c\u63a5\u4e0b\u6765\u7684\u5de5\u4f5c\u5c31\u662f\u5bf9\u6bcf\u4e2a\u63a5\u53e3\u91cd\u590d\u4ee5\u4e0b\u5de5\u4f5c<\/p>\n<ul>\n<li>\u5bf9\u8be5\u63a5\u53e3\u7684\u4ee3\u7801\u8fdb\u884c\u8bc4\u5ba1\uff0c\u627e\u51fa\u5176\u4e2d\u7684\u95ee\u9898<\/li>\n<li>\u6839\u636e\u8bc4\u5ba1\u610f\u89c1\u8fdb\u884c\u4f18\u5316\u65b9\u6848\u7684\u8bbe\u8ba1<\/li>\n<li>\u4f18\u5316\u65b9\u6848\u8bc4\u5ba1<\/li>\n<li>\u4ee3\u7801\u5b9e\u73b0<\/li>\n<\/ul>\n<p>\u8fd9\u91cc\u8d34\u4e00\u4e0b\u4f18\u5316\u540e\u7684\u90e8\u5206\u538b\u6d4b\u6570\u636e\uff0c\u867d\u7136\u8fd8\u662f\u504f\u4f4e\uff0c\u4f46\u5bf9\u6bd4\u6700\u521d\u7684\u6570\u636e\u8fd8\u662f\u6709\u6bd4\u8f83\u5927\u7684\u63d0\u5347\u7684<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/static.refusea.com\/2020\/12\/performance_test_2.png\" alt=\"\" \/><\/p>\n<h3>\u5229\u7528 zabbix<\/h3>\n<p>\u867d\u7136\u505a\u4e86\u4e00\u4e9b\u5e94\u8be5\u5f88\u6709\u6548\u679c\u7684\u5de5\u4f5c\uff0c\u4f46\u662f\u95ee\u9898\u4e00\u76f4\u6ca1\u6709\u89e3\u51b3\uff0c\u544a\u8b66\u6765\u5f97\u8fd8\u66f4\u731b\u70c8\u4e86<\/p>\n<p>\u8fd9\u65f6\u5019\u60f3\u8d77\u6765\u516c\u53f8 dba \u56e2\u961f\u6709\u4e2a zabbix \u76d1\u63a7\u7cfb\u7edf\uff0c\u4e5f\u8bb8\u53ef\u4ee5\u4ece\u4e2d\u627e\u5230\u4e00\u70b9\u5934\u7eea\u3002<\/p>\n<p>\u4ece zabbix \u76d1\u63a7\u53ef\u4ee5\u53d1\u73b0 2 \u4e2a\u95ee\u9898<\/p>\n<p>\u4f34\u968f\u544a\u8b66\u7684\u53d1\u751f\uff0c\u51e0\u4e4e\u5fc5\u7136\u4f1a\u6709\u4e00\u4e2a sql \u6162\u67e5\u8be2\u7684\u5cf0\u503c<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/static.refusea.com\/2020\/12\/performance_slowsql.png\" alt=\"\" \/><\/p>\n<p>redis \u7684\u5185\u5b58\u5360\u7528\u7387\u4e00\u76f4\u5f88\u9ad8<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/static.refusea.com\/2020\/12\/performance_redismem.png\" alt=\"\" \/><\/p>\n<p>mysql \u6162\u67e5\u8be2\u65e5\u5fd7\u4e4b\u524d\u4e5f\u627e dba \u62ff\u8fc7\uff0c\u4f8b\u5982\u524d\u9762\u63d0\u5230\u7684\u5e94\u7528\u66f4\u65b0\u4fe1\u606f\u63a5\u53e3\uff0c\u5c31\u662f\u6162\u67e5\u8be2\u7684\u5927\u5934<\/p>\n<p>\u8fd9\u4e2a redis \u7684\u5185\u5b58\u5360\u7528\u8fd8\u662f\u6bd4\u8f83\u5947\u602a\u7684\uff0c\u6211 review \u4e86\u4e00\u4e9b\u9884\u70ed\u7f13\u5b58\u7684 task\uff0c\u53d1\u73b0\u4e2a\u95ee\u9898<\/p>\n<pre><code class=\"language-sql\">SELECT\n    imei_sn_code\nFROM\n    INSTALLED_RECORD\nGROUP BY imei_sn_code<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u9884\u70ed\u7528\u6237\u5df2\u5b89\u88c5\u5e94\u7528\u5230 redis \u7684 task\uff0c\u6240\u6709\u5411\u5ba2\u6237\u7aef\u8fd4\u56de\u5e94\u7528\u5217\u8868\u7684\u63a5\u53e3\uff0c\u90fd\u9700\u8981\u7528\u5230\u8fd9\u91cc\u7684\u6570\u636e\u6765\u8fc7\u6ee4\u6389\u8be5\u7528\u6237\u5df2\u7ecf\u5b89\u88c5\u8fc7\u7684\u5e94\u7528\u3002<\/p>\n<p>\u4e00\u822c\u6765\u8bf4\u9884\u70ed\u5de5\u4f5c\u662f\u4e0d\u5e94\u8be5\u9884\u70ed\u5168\u91cf\u6570\u636e\u7684\uff0c\u51b7\u95e8\u6570\u636e\u547d\u4e2d\u7387\u8f83\u4f4e\uff0c\u662f\u4e0d\u5e94\u8be5\u9884\u70ed\u7684\uff0c\u6240\u4ee5\u5224\u65ad\u54ea\u4e9b\u6570\u636e\u662f\u70ed\u6570\u636e\u5176\u5b9e\u5f88\u91cd\u8981\uff0c\u4e00\u4e2a\u65b9\u6cd5\u662f\u7edf\u8ba1\u7528\u6237\u884c\u4e3a\uff0c\u53ea\u9884\u70ed\u6d3b\u8dc3\u7528\u6237\u7684\u6570\u636e\uff1b\u5f53\u7136\uff0c\u5982\u679c\u6570\u636e\u91cf\u4e0d\u5927\uff0c\u7b80\u5355\u7c97\u66b4\u7684\u5168\u91cf\u9884\u70ed\u4e5f\u4e0d\u5931\u4e3a\u4e00\u4e2a\u529e\u6cd5<\/p>\n<p>\u8fd9\u4e2a sql \u4ece\u7528\u6237\u5b89\u88c5\u8bb0\u5f55\u8868\u4e2d\u67e5\u8be2\u51fa\u6240\u6709\u7528\u6237\uff0c\u7136\u540e\u9884\u70ed\u6240\u6709\u7528\u6237\u7684\u5b89\u88c5\u5217\u8868\u3002\u95ee\u9898\u662f\u8fd9\u4e2a\u8868\u662f\u540e\u53f0\u6700\u5927\u7684\u4e00\u5f20\u8868\uff0c\u6570\u636e\u91cf\u5728\u4ebf\u7ea7\u522b~\uff01\u602a\u4e0d\u5f97 redis \u5185\u5b58\u5360\u7528\u4e00\u76f4\u5c45\u9ad8\u4e0d\u4e0b<\/p>\n<p>\u7d27\u6025\u53d1\u5e03\u4e86\u4e00\u4e2a\u7248\u672c\uff0c\u679c\u7136 redis \u7684\u5185\u5b58\u5360\u7528\u7acb\u9a6c\u5c31\u964d\u4e0b\u6765\u4e86\uff0c\u4f46\u662f\u6027\u80fd\u95ee\u9898\u5e76\u6ca1\u6709\u89e3\u51b3\u2014\u2014\u95ee\u9898\u4e0d\u5728\u8fd9\u91cc<\/p>\n<h3>\u6700\u7ec8\u627e\u5230\u95ee\u9898<\/h3>\n<p>zabbix \u9664\u4e86\u770b mysql \u6162\u67e5\u8be2\uff0c\u8fd8\u6709\u4e2a\u5f88\u6709\u7528\u7684\u56fe\u8868\uff0c\u53ef\u4ee5\u770b\u547d\u4ee4\u6267\u884c\u8ba1\u6570<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/static.refusea.com\/2020\/12\/performance_sql_count.png\" alt=\"\" \/><\/p>\n<p>\u8fd9\u4e2a\u56fe\u91cc\u7684 UPDATE \u8ba1\u6570\uff08\u7eff\u8272\u66f2\u7ebf\uff09\u8ddf\u544a\u8b66\u65f6\u95f4\u5b8c\u7f8e\u5339\u914d\uff0c\u770b\u6765\u5c31\u662f\u8fd9\u4e2a update \u5728\u6301\u7eed\u7684\u5f15\u53d1\u544a\u8b66<\/p>\n<p>\u95ee\u9898\u662f\u8fd9\u4e2a update \u662f\u795e\u9a6c\u4e1a\u52a1\uff1f\u4e4b\u524d\u5206\u6790\u8fc7 nginx \u65e5\u5fd7\uff0c\u9664\u4e86\u4e2a\u522b\u8bbf\u95ee\u91cf\u6781\u5c0f\u7684\u63a5\u53e3\uff0c\u538b\u6839\u5c31\u6ca1\u6709\u54ea\u4e2a\u63a5\u53e3\u662f\u9700\u8981\u505a update \u64cd\u4f5c\u7684\u561b<\/p>\n<p>\u8fd9\u65f6\u624d\u53d1\u73b0\uff0c\u5ba2\u6237\u7aef\u6709 3 \u4e2a\u63a5\u53e3\u662f\u7528 https \u534f\u8bae\u8c03\u7528\u7684\uff0c\u8fd9 3 \u4e2a\u63a5\u53e3\u5206\u522b\u662f\u5e94\u7528\u5b89\u88c5\u3001\u5347\u7ea7\u3001\u5378\u8f7d\u7684\u4e0a\u62a5\u3002\u800c\u4e4b\u524d\u5206\u6790 nginx \u65e5\u5fd7\u4e00\u76f4\u90fd\u5ffd\u7565\u4e86 https \u65e5\u5fd7\u3002<\/p>\n<p>\u5148\u8981\u8bb2\u4e00\u4e0b\u8fd9\u4e2a\u4e1a\u52a1\u903b\u8f91<\/p>\n<ul>\n<li>\u5f53\u7528\u6237\u5b89\u88c5\u3001\u5378\u8f7d\u3001\u5347\u7ea7\uff08\u4e00\u4e2a\u6216\u591a\u4e2a\uff09\u5e94\u7528\u65f6\uff0c\u4f1a\u89e6\u53d1\u5ba2\u6237\u7aef\u7684\u4e0a\u62a5<br \/>\n\u5373\u4f7f\u7528\u6237\u7684\u64cd\u4f5c\u4e0d\u662f\u901a\u8fc7\u6211\u4eec\u7684\u5e94\u7528\u5546\u5e97\u8fdb\u884c\u7684\uff0c\u6211\u4eec\u7684\u5e94\u7528\u5546\u5e97\u4e5f\u80fd\u901a\u8fc7\u7cfb\u7edf\u901a\u77e5\u5f97\u5230\u4fe1\u606f\uff0c\u7136\u540e\u89e6\u53d1\u4e0a\u62a5<\/li>\n<li>\u4e5f\u5c31\u662f\u8bf4\uff0c\u5f53\u4e00\u4e9b\u8d85\u7ea7\u5e94\u7528\u5347\u7ea7\u65f6\uff0c\u4f1a\u6709\u4e00\u4e2a\u4e0a\u62a5\u7684\u77ac\u65f6\u9ad8\u5cf0<br \/>\n\u8fd9\u79cd\u5cf0\u503c\u548c\u6211\u4eec\u7684\u65e5\u6d3b\u5cf0\u503c\u5b8c\u5168\u6ca1\u6709\u5bf9\u5e94\u5173\u7cfb<\/li>\n<li>\u5982\u679c\u4e0a\u62a5\u5931\u8d25\uff0c\u5ba2\u6237\u7aef\u4f1a\u5728\u4e0b\u4e00\u6b21\u53d1\u8d77\u5168\u91cf\u4e0a\u62a5\uff0c\u5373\u4e0a\u62a5\u8be5\u7528\u6237\u5df2\u5b89\u88c5\u7684\u6240\u6709\u5e94\u7528<\/li>\n<li>\u6240\u8c13\u4e0b\u4e00\u6b21\u6709 2 \u79cd\u573a\u666f\n<ul>\n<li>\u7528\u6237\u6253\u5f00\u5e94\u7528\u5546\u5e97<\/li>\n<li>\u4e0b\u4e00\u6b21\u4e0a\u62a5\u88ab\u89e6\u53d1<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5bf9\u8fd9 3 \u4e2a\u63a5\u53e3\u8fdb\u884c review\uff0c\u95ee\u9898\u4e5f\u662f\u591a\u591a\uff0c\u6700\u4e3b\u8981\u7684\u95ee\u9898\u6709 2 \u4e2a<\/p>\n<ul>\n<li>\u5b9e\u73b0\u903b\u8f91\u91cc\u6709\u4e0d\u5fc5\u8981\u7684\u5220\u9664<br \/>\n\u4f8b\u5982\u7528\u6237\u4e0a\u62a5\u4e00\u6b21\u5b89\u88c5\uff0c\u540e\u53f0\u4f1a\u5148\u4ece\u5b89\u88c5\u8bb0\u5f55\u8868\u5220\u9664\u5b89\u88c5\u8bb0\u5f55\u540e\u518d\u505a\u63d2\u5165\uff0c\u5b9e\u9645\u4e0a\u8fd9\u4e2a\u5220\u9664\u64cd\u4f5c\u901a\u5e38\u90fd\u662f\u505a\u65e0\u7528\u529f\uff0c\u8fd9\u6761\u8bb0\u5f55\u6839\u672c\u5c31\u4e0d\u5b58\u5728\uff1b\u7a0b\u5e8f\u733f\u7684\u601d\u8def\u5927\u6982\u662f\u62c5\u5fc3\u7528\u6237\u4ee5\u524d\u5b89\u88c5\u8fc7\u8be5\u5e94\u7528\uff0c\u4f46\u662f\u5378\u8f7d\u65f6\u6ca1\u6709\u4e0a\u62a5\u6216\u8005\u4e0a\u62a5\u4e86\u4f46\u662f\u540e\u53f0\u6ca1\u6709\u6b63\u5e38\u5904\u7406<\/li>\n<li>\u4e0d\u6b63\u786e\u7684\u4f7f\u7528\u4e8b\u52a1<br 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