{"id":5402,"date":"2021-07-14T16:47:24","date_gmt":"2021-07-14T08:47:24","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=5402"},"modified":"2021-07-14T16:47:24","modified_gmt":"2021-07-14T08:47:24","slug":"b%e7%ab%99%e9%ab%98%e5%8f%af%e7%94%a8%e7%94%a8%e6%9e%b6%e6%9e%84%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/5402","title":{"rendered":"B\u7ad9\u9ad8\u53ef\u7528\u7528\u67b6\u6784\u5b9e\u8df5"},"content":{"rendered":"<div class=\"col-2-article-header\">\n<p class=\"article-title J-articleTitle\"><a href=\"https:\/\/cloud.tencent.com\/developer\/article\/1618923\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<p>&nbsp;<\/p>\n<div class=\"article-infos-wrap\">\n<div class=\"article-infos\"><span class=\"article-info\"><time title=\"2020-04-22 18:31:13\" datetime=\"2020-04-22 18:31:13\">2020-04-22<\/time><\/span><span class=\"article-info\">\u9605\u8bfb\u00a0211.3K<\/span>0<\/div>\n<div class=\"article-infos-extra\"><\/div>\n<\/div>\n<div class=\"article-infos-recommend\">\n<div class=\"com-recommend-pack-name\">\n<div class=\"com-recommend-pack-tag\">\u672c\u6587\u88ab\u00a062\u00a0\u4e2a\u6e05\u5355\u6536\u5f55\uff0c\u63a8\u8350\u6e05\u5355<\/div>\n<div class=\"com-recommend-pack-title\">\u6d41\u91cf\u6d2a\u5cf0\u4e0b\u7684\u9ad8\u53ef\u7528\u67b6\u6784<\/div>\n<\/div>\n<div class=\"com-recommend-pack-panel\">\n<div class=\"com-3-media-panel\">\n<div class=\"com-3-media-panel-box\">\n<div class=\"com-3-media-panel-inner\">\n<p class=\"com-3-media-panel-text\">\n<\/div>\n<div class=\"com-3-media-panel-cover1\"><\/div>\n<div class=\"com-3-media-panel-cover2\"><\/div>\n<div class=\"com-3-media-panel-shadow\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"com-recommend-pack-to\">\n<div class=\"com-recommend-pack-arrow\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"com-markdown-collpase\">\n<div class=\"com-markdown-collpase-main\">\n<div class=\"rno-markdown J-articleContent\">\n<blockquote><p>\u6d41\u91cf\u6d2a\u5cf0\u4e0b\u8981\u505a\u597d\u9ad8\u670d\u52a1\u8d28\u91cf\u7684\u67b6\u6784\u662f\u4e00\u4ef6\u5177\u5907\u6311\u6218\u7684\u4e8b\u60c5\uff0c\u672c\u6587\u662fB\u7ad9\u6280\u672f\u603b\u76d1\u6bdb\u5251\u8001\u5e08\u5728\u300c\u4e91\u52a0\u793e\u533a\u6c99\u9f99online\u300d\u7684\u5206\u4eab\u6574\u7406\uff0c\u8be6\u7ec6\u9610\u8ff0\u4e86\u4eceGoogle SRE\u7684\u7cfb\u7edf\u65b9\u6cd5\u8bba\u4ee5\u53ca\u5b9e\u9645\u4e1a\u52a1\u7684\u5e94\u5bf9\u8fc7\u7a0b\u4e2d\u51fa\u53d1\uff0c\u4e00\u4e9b\u4f53\u7cfb\u5316\u7684\u53ef\u7528\u6027\u8bbe\u8ba1\u3002\u5bf9\u6211\u4eec\u4e86\u89e3\u7cfb\u7edf\u7684\u5168\u8c8c\u3001\u4e0a\u4e0b\u6e38\u7684\u8054\u9632\u6709\u66f4\u8fdb\u4e00\u6b65\u7684\u5e2e\u52a9\u3002<\/p><\/blockquote>\n<figure>\n<div class=\"draft-video-player\"><iframe loading=\"lazy\" class=\"player-frame\" src=\"https:\/\/v.qq.com\/iframe\/txp\/player.html?vid=n09549oy8dn\" width=\"100%\" height=\"100%\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" data-mce-fragment=\"1\"><\/iframe><\/div><figcaption>\u70b9\u51fb\u89c6\u9891\uff0c\u67e5\u770b\u5b8c\u6574\u76f4\u64ad\u56de\u653e<\/figcaption><\/figure>\n<h1 id=\"%E4%B8%80%E3%80%81%E8%B4%9F%E8%BD%BD%E5%9D%87%E8%A1%A1\"><strong>\u4e00\u3001\u8d1f\u8f7d\u5747\u8861<\/strong><\/h1>\n<p>&nbsp;<\/p>\n<p>\u8d1f\u8f7d\u5747\u8861\u5177\u4f53\u5206\u6210\u4e24\u4e2a\u65b9\u5411\uff0c\u4e00\u4e2a\u662f\u524d\u7aef\u8d1f\u8f7d\u5747\u8861\uff0c\u53e6\u4e00\u4e2a\u662f\u6570\u636e\u4e2d\u5fc3\u5185\u90e8\u7684\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/5l5oh6f9dq.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u524d\u7aef\u8d1f\u8f7d\u5747\u8861\u65b9\u9762\uff0c\u4e00\u822c\u800c\u8a00\u7528\u6237\u6d41\u91cf\u8bbf\u95ee\u5c42\u9762\u4e3b\u8981\u4f9d\u636eDNS\uff0c\u5e0c\u671b\u505a\u5230\u6700\u5c0f\u5316\u7528\u6237\u8bf7\u6c42\u5ef6\u8fdf\u3002\u5c06\u7528\u6237\u6d41\u91cf\u6700\u4f18\u5730\u5206\u5e03\u5728\u591a\u4e2a\u7f51\u7edc\u94fe\u8def\u4e0a\u3001\u591a\u4e2a\u6570\u636e\u4e2d\u5fc3\u3001\u591a\u53f0\u670d\u52a1\u5668\u4e0a\uff0c\u901a\u8fc7\u52a8\u6001CDN\u7684\u65b9\u6848\u8fbe\u5230\u6700\u5c0f\u5ef6\u8fdf\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4ee5\u4e0a\u56fe\u4e3a\u4f8b\uff0c\u7528\u6237\u6d41\u91cf\u4f1a\u5148\u6d41\u5165BFE\u7684\u524d\u7aef\u63a5\u5165\u5c42\uff0c\u7b2c\u4e00\u5c42\u7684BFE\u5b9e\u9645\u4e0a\u8d77\u5230\u4e00\u4e2a\u8def\u7531\u7684\u4f5c\u7528\uff0c\u5c3d\u53ef\u80fd\u9009\u62e9\u8ddf\u63a5\u5165\u8282\u70b9\u6bd4\u8f83\u8fd1\u7684\u4e00\u4e2a\u673a\u623f\uff0c\u7528\u6765\u52a0\u901f\u7528\u6237\u8bf7\u6c42\u3002\u7136\u540e\u901a\u8fc7API\u7f51\u5173\u8f6c\u53d1\u5230\u4e0b\u6e38\u7684\u670d\u52a1\u5c42\uff0c\u53ef\u80fd\u662f\u5185\u90e8\u7684\u4e00\u4e9b\u5fae\u670d\u52a1\u6216\u8005\u4e1a\u52a1\u7684\u805a\u5408\u5c42\u7b49\uff0c\u6700\u7ec8\u6784\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u6d41\u91cf\u6a21\u5f0f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u57fa\u4e8e\u6b64\uff0c\u524d\u7aef\u670d\u52a1\u5668\u7684\u8d1f\u8f7d\u5747\u8861\u4e3b\u8981\u8003\u8651\u51e0\u4e2a\u903b\u8f91\uff1a<\/p>\n<p>&nbsp;<\/p>\n<ul class=\"ul-level-0\">\n<li>\u7b2c\u4e00\uff0c\u5c3d\u91cf\u9009\u62e9\u6700\u8fd1\u8282\u70b9\uff1b<\/li>\n<li>\u7b2c\u4e8c\uff0c\u57fa\u4e8e\u5e26\u5bbd\u7b56\u7565\u8c03\u5ea6\u9009\u62e9API\u8fdb\u5165\u673a\u623f\uff1b<\/li>\n<li>\u7b2c\u4e09\uff0c\u57fa\u4e8e\u53ef\u7528\u670d\u52a1\u5bb9\u91cf\u5e73\u8861\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/5jjukhvuny.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u6570\u636e\u4e2d\u5fc3\u5185\u90e8\u7684\u8d1f\u8f7d\u5747\u8861\u65b9\u9762\uff0c\u7406\u60f3\u60c5\u51b5\u4e0b\u4f1a\u50cf\u4e0a\u56fe\u53f3\u8fb9\u663e\u793a\u90a3\u6837\uff0c\u6700\u5fd9\u548c\u6700\u4e0d\u5fd9\u7684\u8282\u70b9\u6240\u6d88\u8017\u7684CPU\u76f8\u5dee\u5e45\u5ea6\u8f83\u5c0f\u3002\u4f46\u5982\u679c\u8d1f\u8f7d\u5747\u8861\u6ca1\u505a\u597d\uff0c\u60c5\u51b5\u53ef\u80fd\u5c31\u50cf\u4e0a\u56fe\u5de6\u8fb9\u4e00\u6837\u76f8\u5dee\u751a\u8fdc\u3002\u7531\u6b64\u53ef\u80fd\u5bfc\u81f4\u8d44\u6e90\u8c03\u5ea6\u3001\u7f16\u6392\u7684\u56f0\u96be\uff0c\u65e0\u6cd5\u5408\u7406\u5206\u914d\u5bb9\u5668\u8d44\u6e90\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u56e0\u6b64\uff0c\u6570\u636e\u4e2d\u5fc3\u5185\u90e8\u8d1f\u8f7d\u5747\u8861\u4e3b\u8981\u8003\u8651\uff1a<\/p>\n<ul class=\"ul-level-0\">\n<li>\u5747\u8861\u6d41\u91cf\u5206\u53d1\uff1b<\/li>\n<li>\u53ef\u9760\u8bc6\u522b\u5f02\u5e38\u8282\u70b9\uff1b<\/li>\n<li>scale-out\uff0c\u589e\u52a0\u540c\u8d28\u8282\u70b9\u4ee5\u6269\u5bb9\uff1b<\/li>\n<li>\u51cf\u5c11\u9519\u8bef\uff0c\u63d0\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/mqsib05k6i.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u6211\u4eec\u6b64\u524d\u901a\u8fc7\u540c\u8d28\u8282\u70b9\u6765\u6269\u5bb9\u5c31\u53d1\u73b0\uff0c\u5185\u7f51\u670d\u52a1\u51fa\u73b0CPU\u5360\u7528\u7387\u8fc7\u9ad8\u7684\u5f02\u5e38\uff0c\u901a\u8fc7\u6392\u67e5\u53d1\u73b0\u80cc\u540eRPC\u70b9\u5230\u70b9\u901a\u4fe1\u95f4\u7684 health check \u6210\u672c\u8fc7\u9ad8\uff0c\u4ea7\u751f\u4e86\u4e00\u4e9b\u95ee\u9898\u3002\u53e6\u5916\u4e00\u65b9\u9762\uff0c\u5e95\u5c42\u7684\u670d\u52a1\u5982\u679c\u53ea\u6709\u5355\u5957\u96c6\u7fa4\uff0c\u5f53\u51fa\u73b0\u6296\u52a8\u7684\u65f6\u5019\u6545\u969c\u9762\u4f1a\u6bd4\u8f83\u5927\uff0c\u56e0\u6b64\u9700\u8981\u5f15\u5165\u591a\u96c6\u7fa4\u6765\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u901a\u8fc7\u5b9e\u73b0 client \u5230 backend \u7684\u5b50\u96c6\u8fde\u63a5\uff0c\u6211\u4eec\u505a\u5230\u4e86\u5c06\u540e\u7aef\u5e73\u5747\u5206\u914d\u7ed9\u5ba2\u6237\u7aef\uff0c\u540c\u65f6\u53ef\u4ee5\u5904\u7406\u8282\u70b9\u53d8\u66f4\uff0c\u6301\u7eed\u4e0d\u65ad\u5747\u8861\u8fde\u63a5\uff0c\u907f\u514d\u5927\u5e45\u53d8\u52a8\u3002\u591a\u96c6\u7fa4\u4e0b\uff0c\u5219\u9700\u8981\u8003\u8651\u96c6\u7fa4\u8fc1\u79fb\u7684\u8fd0\u7ef4\u6210\u672c\uff0c\u540c\u65f6\u96c6\u7fa4\u4e4b\u95f4\u4e1a\u52a1\u7684\u6570\u636e\u5b58\u5728\u8f83\u5c0f\u7684\u4ea4\u96c6\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/p5g0ikhvsa.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u56de\u5230CPU\u5fd9\u65f6\u3001\u95f2\u65f6\u5360\u7528\u7387\u8fc7\u5927\u7684\u95ee\u9898\uff0c\u6211\u4eec\u4f1a\u53d1\u73b0\u8fd9\u80cc\u540e\u8ddf\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u6709\u5173\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e00\u4e2a\u95ee\u9898\uff0c\u5bf9\u4e8e\u6bcf\u4e00\u4e2aqps\uff0c\u5b9e\u9645\u4e0a\u5c31\u662f\u6bcf\u4e00\u4e2aquery\u3001\u67e5\u8be2\u3001API\u8bf7\u6c42\uff0c\u5b83\u4eec\u7684\u6210\u672c\u662f\u4e0d\u540c\u7684\u3002\u8282\u70b9\u4e0e\u8282\u70b9\u4e4b\u95f4\u5dee\u5f02\u975e\u5e38\u5927\uff0c\u5373\u4fbf\u4f60\u505a\u4e86\u5747\u8861\u7684\u6d41\u91cf\u5206\u53d1\uff0c\u4f46\u662f\u4ece\u8d1f\u8f7d\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u5b9e\u9645\u4e0a\u8fd8\u662f\u4e0d\u5747\u5300\u7684\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e8c\u4e2a\u95ee\u9898\uff0c\u5b58\u5728\u7269\u7406\u673a\u73af\u5883\u4e0a\u7684\u5dee\u5f02\u3002\u56e0\u4e3a\u6211\u4eec\u901a\u5e38\u90fd\u662f\u5206\u5e74\u91c7\u8d2d\u670d\u52a1\u5668\uff0c\u65b0\u4e70\u7684\u670d\u52a1\u5668\u901a\u5e38\u4e3b\u9891CPU\u4f1a\u66f4\u5f3a\u4e00\u4e9b\uff0c\u6240\u4ee5\u670d\u52a1\u5668\u672c\u8d28\u4e0a\u5f88\u96be\u505a\u5230\u5f3a\u540c\u8d28\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/sb1xpkkqyg.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u57fa\u4e8e\u6b64\uff0c\u53c2\u8003JSQ\uff08\u6700\u95f2\u8f6e\u8bad\uff09\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u5e26\u6765\u7684\u95ee\u9898\uff0c\u53d1\u73b0\u7f3a\u4e4f\u7684\u662f\u670d\u52a1\u7aef\u5168\u5c40\u89c6\u56fe\uff0c\u56e0\u6b64\u6211\u4eec\u7684\u76ee\u6807\u9700\u8981\u7efc\u5408\u8003\u8651\u8d1f\u8f7d\u548c\u53ef\u7528\u6027\u3002\u6211\u4eec\u53c2\u8003\u4e86\u300aThe power of two choices in randomized load balancing\u300b\u7684\u601d\u8def\uff0c\u4f7f\u7528the choice-of-2\u7b97\u6cd5\uff0c\u968f\u673a\u9009\u53d6\u7684\u4e24\u4e2a\u8282\u70b9\u8fdb\u884c\u6253\u5206\uff0c\u9009\u62e9\u66f4\u4f18\u7684\u8282\u70b9\uff1a<\/p>\n<p>&nbsp;<\/p>\n<ul class=\"ul-level-0\">\n<li>\u9009\u62e9backend\uff1aCPU\uff0cclient\uff1ahealth\u3001inflight\u3001latency\u4f5c\u4e3a\u6307\u6807\uff0c\u4f7f\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u7ebf\u6027\u65b9\u7a0b\u8fdb\u884c\u6253\u5206\uff1b<\/li>\n<li>\u5bf9\u65b0\u542f\u52a8\u7684\u8282\u70b9\u4f7f\u7528\u5e38\u91cf\u60e9\u7f5a\u503c\uff08penalty\uff09\uff0c\u4ee5\u53ca\u4f7f\u7528\u63a2\u9488\u65b9\u5f0f\u6700\u5c0f\u5316\u653e\u91cf\uff0c\u8fdb\u884c\u9884\u70ed\uff1b<\/li>\n<li>\u6253\u5206\u6bd4\u8f83\u4f4e\u7684\u8282\u70b9\uff0c\u907f\u514d\u8fdb\u5165\u201c\u6c38\u4e45\u9ed1\u540d\u5355\u201d\u800c\u65e0\u6cd5\u6062\u590d\uff0c\u4f7f\u7528\u7edf\u8ba1\u8870\u51cf\u7684\u65b9\u5f0f\uff0c\u8ba9\u8282\u70b9\u6307\u6807\u9010\u6e10\u6062\u590d\u5230\u521d\u59cb\u72b6\u6001\uff08\u5373\u9ed8\u8ba4\u503c\uff09\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>\u901a\u8fc7\u4f18\u5316\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u4ee5\u540e\uff0c\u6211\u4eec\u505a\u5230\u4e86\u6bd4\u8f83\u597d\u7684\u6536\u76ca\u3002<\/p>\n<p>&nbsp;<\/p>\n<h1 id=\"%E4%BA%8C%E3%80%81%E9%99%90%E6%B5%81\"><strong>\u4e8c\u3001\u9650\u6d41<\/strong><\/h1>\n<p>&nbsp;<\/p>\n<p>\u907f\u514d\u8fc7\u8f7d\uff0c\u662f\u8d1f\u8f7d\u5747\u8861\u7684\u4e00\u4e2a\u91cd\u8981\u76ee\u6807\u3002\u968f\u7740\u538b\u529b\u589e\u52a0\uff0c\u65e0\u8bba\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u5982\u4f55\u9ad8\u6548\uff0c\u7cfb\u7edf\u67d0\u4e2a\u90e8\u5206\u603b\u4f1a\u8fc7\u8f7d\u3002\u6211\u4eec\u4f18\u5148\u8003\u8651\u4f18\u96c5\u964d\u7ea7\uff0c\u8fd4\u56de\u4f4e\u8d28\u91cf\u7684\u7ed3\u679c\uff0c\u63d0\u4f9b\u6709\u635f\u670d\u52a1\u3002\u5728\u6700\u5dee\u7684\u60c5\u51b5\uff0c\u59a5\u5584\u7684\u9650\u6d41\u6765\u4fdd\u8bc1\u670d\u52a1\u672c\u8eab\u7a33\u5b9a\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/hnm613p0j1.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u9650\u6d41\u8fd9\u5757\uff0c\u6211\u4eec\u8ba4\u4e3a\u4e3b\u8981\u5173\u6ce8\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<ul class=\"ul-level-0\">\n<li>\u4e00\u662f\u9488\u5bf9qps\u7684\u9650\u5236\uff0c\u5e26\u6765\u8bf7\u6c42\u6210\u672c\u4e0d\u540c\u3001\u9759\u6001\u9608\u503c\u96be\u4ee5\u914d\u7f6e\u7684\u95ee\u9898\uff1b<\/li>\n<li>\u4e8c\u662f\u6839\u636eAPI\u7684\u91cd\u8981\u6027\uff0c\u6309\u7167\u4f18\u5148\u7ea7\u4e22\u5f03\uff1b<\/li>\n<li>\u4e09\u662f\u7ed9\u6bcf\u4e2a\u7528\u6237\u8bbe\u7f6e\u9650\u5236\uff0c\u5168\u5c40\u8fc7\u8f7d\u53d1\u751f\u65f6\u5019\uff0c\u9488\u5bf9\u67d0\u4e9b\u201c\u5f02\u5e38\u201d\u8fdb\u884c\u63a7\u5236\u975e\u5e38\u5173\u952e\uff1b<\/li>\n<li>\u56db\u662f\u62d2\u7edd\u8bf7\u6c42\u4e5f\u9700\u8981\u6210\u672c\uff1b<\/li>\n<li>\u4e94\u662f\u6bcf\u4e2a\u670d\u52a1\u90fd\u914d\u7f6e\u9650\u6d41\u5e26\u6765\u7684\u8fd0\u7ef4\u6210\u672c\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/hxy7rcrx5w.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u5728\u9650\u6d41\u7b56\u7565\u4e0a\uff0c\u6211\u4eec\u9996\u5148\u91c7\u7528\u7684\u662f\u5206\u5e03\u5f0f\u9650\u6d41\u3002\u6211\u4eec\u901a\u8fc7\u5b9e\u73b0\u4e00\u4e2aquota-server\uff0c\u7528\u4e8e\u7ed9backend\u9488\u5bf9\u6bcf\u4e2aclient\u8fdb\u884c\u63a7\u5236\uff0c\u5373backend\u9700\u8981\u8bf7\u6c42quota-server\u83b7\u53d6quota\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\u51cf\u5c11\u8bf7\u6c42Server\u7684\u9891\u6b21\uff0c\u83b7\u53d6\u5b8c\u4ee5\u540e\u76f4\u63a5\u672c\u5730\u6d88\u8d39\u3002\u7b97\u6cd5\u5c42\u9762\u4f7f\u7528\u6700\u5927\u6700\u5c0f\u516c\u5e73\u7b97\u6cd5\uff0c\u89e3\u51b3\u67d0\u4e2a\u5927\u6d88\u8017\u8005\u5bfc\u81f4\u7684\u9965\u997f\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/7oswj5icuc.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u5728\u5ba2\u6237\u7aef\u4fa7\uff0c\u5f53\u51fa\u73b0\u67d0\u4e2a\u7528\u6237\u8d85\u8fc7\u8d44\u6e90\u914d\u989d\u65f6\uff0c\u540e\u7aef\u4efb\u52a1\u4f1a\u5feb\u901f\u62d2\u7edd\u8bf7\u6c42\uff0c\u8fd4\u56de\u201c\u914d\u989d\u4e0d\u8db3\u201d\u7684\u9519\u8bef\uff0c\u6709\u53ef\u80fd\u540e\u7aef\u5fd9\u7740\u4e0d\u505c\u53d1\u9001\u62d2\u7edd\u8bf7\u6c42\uff0c\u5bfc\u81f4\u8fc7\u8f7d\u548c\u4f9d\u8d56\u7684\u8d44\u6e90\u51fa\u73b0\u5927\u91cf\u9519\u8bef\uff0c\u5904\u4e8e\u5bf9\u4e0b\u6e38\u7684\u4fdd\u62a4\u4e24\u79cd\u72b6\u51b5\uff0c\u6211\u4eec\u9009\u62e9\u5728client\u4fa7\u76f4\u63a5\u8fdb\u884c\u6d41\u91cf\uff0c\u800c\u4e0d\u53d1\u9001\u5230\u7f51\u7edc\u5c42\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u6211\u4eec\u5728Google SRE\u91cc\u5b66\u5230\u4e86\u4e00\u4e2a\u6709\u610f\u601d\u7684\u516c\u5f0f\uff0cmax(0, (requests- K*accepts) \/ (requests + 1))\u3002\u901a\u8fc7\u8fd9\u79cd\u516c\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u8ba9client\u76f4\u63a5\u53d1\u9001\u8bf7\u6c42\uff0c\u4e00\u65e6\u8d85\u8fc7\u9650\u5236\uff0c\u6309\u7167\u6982\u7387\u8fdb\u884c\u622a\u6d41\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/9wb9bqq3f9.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u5728\u8fc7\u8f7d\u4fdd\u62a4\u65b9\u9762\uff0c\u6838\u5fc3\u601d\u8def\u5c31\u662f\u5728\u670d\u52a1\u8fc7\u8f7d\u65f6\uff0c\u4e22\u5f03\u4e00\u5b9a\u7684\u6d41\u91cf\uff0c\u4fdd\u8bc1\u7cfb\u7edf\u4e34\u8fd1\u8fc7\u8f7d\u65f6\u7684\u5cf0\u503c\u6d41\u91cf\uff0c\u4ee5\u6c42\u81ea\u4fdd\u62a4\u3002\u5e38\u89c1\u7684\u505a\u6cd5\u6709\u57fa\u4e8eCPU\u3001\u5185\u5b58\u4f7f\u7528\u91cf\u6765\u8fdb\u884c\u6d41\u91cf\u4e22\u5f03\uff1b\u4f7f\u7528\u961f\u5217\u8fdb\u884c\u7ba1\u7406\uff1b\u53ef\u63a7\u5ef6\u8fdf\u7b97\u6cd5\uff1aCoDel \u7b49\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b80\u5355\u6765\u8bf4\uff0c\u5f53\u6211\u4eec\u7684CPU\u8fbe\u523080%\u7684\u65f6\u5019\uff0c\u8fd9\u4e2a\u65f6\u5019\u53ef\u4ee5\u8ba4\u4e3a\u5b83\u63a5\u8fd1\u8fc7\u8f7d\uff0c\u5982\u679c\u8fd9\u4e2a\u65f6\u5019\u7684\u541e\u5410\u8fbe\u5230100\uff0c\u77ac\u65f6\u503c\u7684\u8bf7\u6c42\u662f110\uff0c\u6211\u5c31\u53ef\u4ee5\u4e22\u6389\u8fd910\u4e2a\u6d41\u91cf\uff0c\u8fd9\u79cd\u60c5\u51b5\u4e0b\u670d\u52a1\u5c31\u53ef\u4ee5\u8fdb\u884c\u81ea\u4fdd\u62a4\uff0c\u6211\u4eec\u57fa\u4e8e\u8fd9\u6837\u7684\u601d\u8def\u6700\u7ec8\u5b9e\u73b0\u4e86\u4e00\u4e2a\u8fc7\u8f7d\u4fdd\u62a4\u7684\u7b97\u6cd5\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/dtdwu1cvg9.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u6211\u4eec\u4f7f\u7528CPU\u7684\u6ed1\u52a8\u5747\u503c\uff08CPU &gt; 800 \uff09\u4f5c\u4e3a\u542f\u53d1\u9608\u503c\uff0c\u4e00\u65e6\u89e6\u53d1\u5c31\u8fdb\u5165\u5230\u8fc7\u8f7d\u4fdd\u62a4\u9636\u6bb5\u3002\u7b97\u6cd5\u4e3a\uff1a(MaxPass * AvgRT) &lt; InFlight\u3002\u5176\u4e2dMaxPass\u3001AvgRT\u90fd\u4e3a\u89e6\u53d1\u524d\u7684\u6ed1\u52a8\u65f6\u95f4\u7a97\u53e3\u7684\u7edf\u8ba1\u503c\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u9650\u6d41\u6548\u679c\u751f\u6548\u540e\uff0cCPU\u4f1a\u5728\u4e34\u754c\u503c\uff08800\uff09\u9644\u8fd1\u6296\u52a8\uff0c\u5982\u679c\u4e0d\u4f7f\u7528\u51b7\u5374\u65f6\u95f4\uff0c\u90a3\u4e48\u4e00\u4e2a\u77ed\u65f6\u95f4\u7684CPU\u4e0b\u964d\u5c31\u53ef\u80fd\u5bfc\u81f4\u5927\u91cf\u8bf7\u6c42\u88ab\u653e\u884c\uff0c\u4e25\u91cd\u65f6\u4f1a\u6253\u6ee1CPU\u3002\u5728\u51b7\u5374\u65f6\u95f4\u540e\uff0c\u91cd\u65b0\u5224\u65ad\u9608\u503c\uff08CPU &gt; 800 \uff09\uff0c\u662f\u5426\u6301\u7eed\u8fdb\u5165\u8fc7\u8f7d\u4fdd\u62a4\u3002<\/p>\n<p>&nbsp;<\/p>\n<h1 id=\"%E4%B8%89%E3%80%81%E9%87%8D%E8%AF%95\"><strong>\u4e09\u3001\u91cd\u8bd5<\/strong><\/h1>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/4vify6yb84.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u6d41\u91cf\u7684\u8d70\u5411\uff0c\u4e00\u822c\u4f1a\u4eceBFE\u5230SLB\u7136\u540e\u7ecf\u8fc7API\u7f51\u5173\u518d\u5230BFF\u3001\u5fae\u670d\u52a1\u6700\u540e\u5230\u6570\u636e\u5e93\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u8981\u7ecf\u8fc7\u975e\u5e38\u591a\u5c42\u3002\u5728\u6211\u4eec\u7684\u65e5\u5e38\u5de5\u4f5c\u4e2d\uff0c\u5f53\u8bf7\u6c42\u8fd4\u56de\u9519\u8bef\uff0c\u5bf9\u4e8ebackend\u90e8\u5206\u8282\u70b9\u8fc7\u8f7d\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5e94\u8be5\u600e\u4e48\u505a\uff1f<\/p>\n<p>&nbsp;<\/p>\n<ul class=\"ul-level-0\">\n<li>\u9996\u5148\u6211\u4eec\u9700\u8981\u9650\u5236\u91cd\u8bd5\u7684\u6b21\u6570\uff0c\u4ee5\u53ca\u57fa\u4e8e\u91cd\u8bd5\u5206\u5e03\u7684\u7b56\u7565\uff1b<\/li>\n<li>\u5176\u6b21\uff0c\u6211\u4eec\u53ea\u5e94\u8be5\u5728\u5931\u8d25\u5c42\u8fdb\u884c\u91cd\u8bd5\uff0c\u5f53\u91cd\u8bd5\u4ecd\u7136\u5931\u8d25\u65f6\uff0c\u6211\u4eec\u9700\u8981\u5168\u5c40\u7ea6\u5b9a\u9519\u8bef\u7801\uff0c\u907f\u514d\u7ea7\u8054\u91cd\u8bd5\uff1b<\/li>\n<li>\u6b64\u5916\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528\u968f\u673a\u5316\u3001\u6307\u6570\u578b\u9012\u589e\u7684\u5145\u5b9e\u5468\u671f\uff0c\u8fd9\u91cc\u53ef\u4ee5\u53c2\u8003Exponential Backoff\u548cJitter\uff1b<\/li>\n<li>\u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u8bbe\u5b9a\u91cd\u8bd5\u901f\u7387\u6307\u6807\uff0c\u7528\u4e8e\u8bca\u65ad\u6545\u969c\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/tzddjvsl2s.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u800c\u5728\u5ba2\u6237\u7aef\u4fa7\uff0c\u5219\u9700\u8981\u505a\u9650\u901f\u3002\u56e0\u4e3a\u7528\u6237\u603b\u662f\u4f1a\u9891\u7e41\u5c1d\u8bd5\u53bb\u8bbf\u95ee\u4e00\u4e2a\u4e0d\u53ef\u8fbe\u7684\u670d\u52a1\uff0c\u56e0\u6b64\u5ba2\u6237\u7aef\u9700\u8981\u9650\u5236\u8bf7\u6c42\u9891\u6b21\uff0c\u53ef\u4ee5\u901a\u8fc7\u63a5\u53e3\u7ea7\u522b\u7684error_details\uff0c\u6302\u8f7d\u5230\u6bcf\u4e2aAPI\u8fd4\u56de\u7684\u54cd\u5e94\u91cc\u3002<\/p>\n<p>&nbsp;<\/p>\n<h1 id=\"%E5%9B%9B%E3%80%81%E8%B6%85%E6%97%B6\"><strong>\u56db\u3001\u8d85\u65f6<\/strong><\/h1>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/rks8xzt8cu.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u6211\u4eec\u4e4b\u524d\u8bb2\u8fc7\uff0c\u5927\u90e8\u5206\u7684\u6545\u969c\u90fd\u662f\u56e0\u4e3a\u8d85\u65f6\u63a7\u5236\u4e0d\u5408\u7406\u5bfc\u81f4\u7684\u3002\u9996\u5f53\u5176\u51b2\u7684\u662f\u9ad8\u5e76\u53d1\u4e0b\u7684\u9ad8\u5ef6\u8fdf\u670d\u52a1\uff0c\u5bfc\u81f4client\u5806\u79ef\uff0c\u5f15\u53d1\u7ebf\u7a0b\u963b\u585e\uff0c\u6b64\u65f6\u4e0a\u6e38\u6d41\u91cf\u4e0d\u65ad\u6d8c\u5165\uff0c\u6700\u7ec8\u5f15\u53d1\u6545\u969c\u3002\u6240\u4ee5\uff0c\u4ece\u672c\u8d28\u4e0a\u7406\u89e3\u8d85\u65f6\u5b83\u5b9e\u9645\u5c31\u662f\u4e00\u79cdFail Fast\u7684\u7b56\u7565\uff0c\u5c31\u662f\u8ba9\u6211\u4eec\u7684\u8bf7\u6c42\u5c3d\u53ef\u80fd\u6d88\u8017\uff0c\u7c7b\u4f3c\u8fd9\u79cd\u5806\u79ef\u7684\u8bf7\u6c42\u57fa\u672c\u4e0a\u5c31\u662f\u4e22\u5f03\u6389\u6216\u8005\u6d88\u8017\u6389\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u53e6\u4e00\u4e2a\u65b9\u9762\uff0c\u5f53\u4e0a\u6e38\u8d85\u65f6\u5df2\u7ecf\u8fd4\u56de\u7ed9\u7528\u6237\u540e\uff0c\u4e0b\u6e38\u53ef\u80fd\u8fd8\u5728\u6267\u884c\uff0c\u8fd9\u5c31\u4f1a\u5f15\u53d1\u8d44\u6e90\u6d6a\u8d39\u7684\u95ee\u9898\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u518d\u4e00\u4e2a\u95ee\u9898\uff0c\u5f53\u6211\u4eec\u5bf9\u4e0b\u6e38\u670d\u52a1\u8fdb\u884c\u8c03\u4f18\u65f6\uff0c\u5230\u5e95\u5982\u4f55\u914d\u7f6e\u8d85\u65f6\uff0c\u9ed8\u8ba4\u503c\u7b56\u7565\u5e94\u8be5\u5982\u4f55\u8bbe\u5b9a\uff1f\u751f\u4ea7\u73af\u5883\u4e0b\u7ecf\u5e38\u4f1a\u9047\u5230\u624b\u6296\u6216\u8005\u9519\u8bef\u914d\u7f6e\u5bfc\u81f4\u914d\u7f6e\u5931\u8d25\u3001\u51fa\u73b0\u6545\u969c\u7684\u95ee\u9898\u3002\u6240\u4ee5\u6211\u4eec\u6700\u597d\u662f\u5728\u6846\u67b6\u5c42\u9762\u505a\u4e00\u4e9b\u9632\u5fa1\u6027\u7684\u7f16\u7a0b\uff0c\u8ba9\u5b83\u5c3d\u53ef\u80fd\u8ba9\u53d6\u5728\u4e00\u4e2a\u5408\u7406\u7684\u533a\u95f4\u5185\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8fdb\u7a0b\u5185\u7684\u8d85\u65f6\u63a7\u5236\uff0c\u5173\u952e\u8981\u770b\u4e00\u4e2a\u8bf7\u6c42\u5728\u6bcf\u4e2a\u9636\u6bb5\uff08\u7f51\u7edc\u8bf7\u6c42\uff09\u5f00\u59cb\u524d\uff0c\u68c0\u67e5\u662f\u5426\u8fd8\u6709\u8db3\u591f\u7684\u5269\u4f59\u6765\u5904\u7406\u8bf7\u6c42\u3002\u53e6\u5916\uff0c\u5728\u8fdb\u7a0b\u5185\u53ef\u80fd\u4f1a\u6709\u4e00\u4e9b\u903b\u8f91\u8ba1\u7b97\uff0c\u6211\u4eec\u901a\u5e38\u8ba4\u4e3a\u8fd9\u79cd\u65f6\u95f4\u6bd4\u8f83\u5c11\uff0c\u6240\u4ee5\u4e00\u822c\u4e0d\u505a\u63a7\u5236\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/k6wu8phq7z.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u73b0\u5728\u5f88\u591aRPC\u6846\u67b6\u90fd\u5728\u505a\u8de8\u8fdb\u7a0b\u8d85\u65f6\u63a7\u5236\uff0c\u4e3a\u4ec0\u4e48\u8981\u505a\u8fd9\u4e2a\uff1f\u8de8\u8fdb\u7a0b\u8d85\u65f6\u63a7\u5236\u540c\u6837\u53ef\u4ee5\u53c2\u8003\u8fdb\u7a0b\u5185\u7684\u8d85\u65f6\u63a7\u5236\u601d\u8def\uff0c\u901a\u8fc7RPC\u7684\u6e90\u6570\u636e\u4f20\u9012\uff0c\u628a\u5b83\u5e26\u5230\u4e0b\u6e38\u670d\u52a1\uff0c\u7136\u540e\u5229\u7528\u914d\u989d\u7ee7\u7eed\u4f20\u9012\uff0c\u6700\u7ec8\u4f7f\u5f97\u4e0a\u4e0b\u6e38\u94fe\u8def\u4e0d\u8d85\u8fc7\u4e00\u79d2\u3002<\/p>\n<p>&nbsp;<\/p>\n<h1 id=\"%E4%BA%94%E3%80%81%E5%BA%94%E5%AF%B9%E8%BF%9E%E9%94%81%E6%95%85%E9%9A%9C\"><strong>\u4e94\u3001\u5e94\u5bf9\u8fde\u9501\u6545\u969c<\/strong><\/h1>\n<p>&nbsp;<\/p>\n<p>\u7ed3\u5408\u6211\u4eec\u4e0a\u9762\u8bb2\u5230\u7684\u56db\u4e2a\u65b9\u9762\uff0c\u5e94\u5bf9\u8fde\u9501\u6545\u969c\uff0c\u6211\u4eec\u6709\u4ee5\u4e0b\u51e0\u5927\u5173\u952e\u70b9\u9700\u8981\u8003\u8651\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/fylos5qg9u.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u7b2c\u4e00\uff0c\u6211\u4eec\u9700\u8981\u5c3d\u53ef\u80fd\u907f\u514d\u8fc7\u8f7d\u3002\u56e0\u4e3a\u8282\u70b9\u4e00\u4e2a\u63a5\u4e00\u4e2a\u6302\u4e86\u7684\u8bdd\uff0c\u6700\u7ec8\u670d\u52a1\u4f1a\u96ea\u5d29\uff0c\u6709\u53ef\u80fd\u673a\u7fa4\u90fd\u4f1a\u8ddf\u7740\u5b95\u6389\uff0c\u6240\u4ee5\u6211\u4eec\u624d\u63d0\u5230\u8981\u505a\u81ea\u4fdd\u62a4\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e8c\uff0c\u6211\u4eec\u901a\u8fc7\u4e00\u4e9b\u624b\u6bb5\u53bb\u505a\u9650\u6d41\u3002\u5b83\u53ef\u4ee5\u8ba9\u67d0\u4e00\u4e2aclient\u5bf9\u670d\u52a1\u51fa\u73b0\u9ad8\u6d41\u91cf\u5e76\u53d1\u8bf7\u6c42\u65f6\u8fdb\u884c\u7ba1\u63a7\uff0c\u8fd9\u6837\u7684\u8bdd\u670d\u52a1\u4e5f\u4e0d\u5bb9\u6613\u6b7b\u3002\u53e6\u5916\uff0c\u5f53\u6211\u4eec\u65e0\u6cd5\u6b63\u5e38\u670d\u52a1\u7684\u65f6\u5019\uff0c\u8fd8\u53ef\u4ee5\u505a\u6709\u635f\u670d\u52a1\uff0c\u727a\u7272\u6389\u4e00\u4e9b\u975e\u6838\u5fc3\u670d\u52a1\u53bb\u4fdd\u8bc1\u5173\u952e\u670d\u52a1\uff0c\u505a\u5230\u4f18\u96c5\u964d\u7ea7\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e09\uff0c\u5728\u91cd\u8bd5\u7b56\u7565\u4e0a\uff0c\u5728\u5fae\u670d\u52a1\u5185\u5c3d\u53ef\u80fd\u505a\u9000\u907f\uff0c\u5c3d\u53ef\u80fd\u8981\u8003\u8651\u5230\u91cd\u8bd5\u653e\u5927\u7684\u6d41\u91cf\u500d\u6570\u5bf9\u4e0b\u6e38\u7684\u51b2\u51fb\u3002\u53e6\u5916\u8fd8\u8981\u8003\u8651\u5728\u79fb\u52a8\u7aef\u7528\u6237\u7528\u4e0d\u4e86\u67d0\u4e2a\u529f\u80fd\u7684\u60c5\u51b5\u4e0b\uff0c\u901a\u5e38\u4f1a\u9891\u7e41\u5237\u65b0\u9875\u9762\uff0c\u8fd9\u6837\u4ea7\u751f\u7684\u6d41\u91cf\u51b2\u51fb\uff0c\u6211\u4eec\u5728\u79fb\u52a8\u7aef\u4e5f\u8981\u8fdb\u884c\u914d\u5408\u6765\u505a\u6d41\u63a7\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u56db\uff0c\u8d85\u65f6\u63a7\u5236\u5f3a\u8c03\u4e24\u4e2a\u70b9\uff0c\u8fdb\u7a0b\u5185\u7684\u8d85\u65f6\u548c\u8de8\u8fdb\u7a0b\u7684\u4f20\u9012\u3002\u6700\u7ec8\u5b83\u7684\u8d85\u65f6\u94fe\u8def\u662f\u7531\u6700\u4e0a\u5c42\u7684\u4e00\u4e2a\u8282\u70b9\u51b3\u5b9a\u7684\uff0c\u53ea\u8981\u8fd9\u4e00\u70b9\u505a\u5230\u4e86\uff0c\u6211\u89c9\u5f97\u5927\u6982\u7387\u662f\u4e0d\u592a\u53ef\u80fd\u51fa\u73b0\u8fde\u9501\u6545\u969c\u7684\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e94\uff0c\u53d8\u66f4\u7ba1\u7406\u3002\u6211\u4eec\u901a\u5e38\u60c5\u51b5\u4e0b\u53d1\u5e03\u90fd\u662f\u56e0\u4e3a\u4e00\u4e9b\u53d8\u66f4\u5bfc\u81f4\u7684\uff0c\u6240\u4ee5\u8bf4\u6211\u4eec\u5728\u53d8\u66f4\u7ba1\u7406\u4e0a\u8fd8\u662f\u8981\u52a0\u5f3a\uff0c\u53d8\u66f4\u6d41\u7a0b\u4e2d\u51fa\u73b0\u7684\u7834\u574f\u6027\u884c\u4e3a\u5e94\u8be5\u8981\u8fdb\u884c\u60e9\u7f5a\uff0c\u5c3d\u7ba1\u662f\u5bf9\u4e8b\u4e0d\u5bf9\u4eba\uff0c\u4f46\u662f\u8fd8\u662f\u8981\u8fdb\u884c\u60e9\u7f5a\u4ee5\u5f15\u8d77\u91cd\u89c6\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u516d\uff0c\u6781\u9650\u538b\u6d4b\u548c\u6545\u969c\u6f14\u7ec3\u3002\u5728\u505a\u538b\u6d4b\u7684\u65f6\u5019\uff0c\u53ef\u80fd\u538b\u5230\u62a5\u9519\u5c31\u505c\u4e86\u3002\u6211\u5efa\u8bae\u6700\u597d\u662f\u5728\u62a5\u9519\u7684\u60c5\u51b5\u4e0b\uff0c\u4ecd\u7136\u8981\u7ee7\u7eed\u52a0\u538b\uff0c\u770b\u4f60\u7684\u670d\u52a1\u5230\u5e95\u662f\u4e00\u4e2a\u4ec0\u4e48\u8868\u73b0\uff1f\u5b83\u80fd\u4e0d\u80fd\u5728\u8fc7\u8f7d\u7684\u60c5\u51b5\u4e0b\u63d0\u4f9b\u670d\u52a1\uff1f\u5728\u4e0a\u4e86\u8fc7\u8f7d\u4fdd\u62a4\u7b97\u6cd5\u4ee5\u540e\uff0c\u7ee7\u7eed\u52a0\u538b\uff0c\u79ef\u6781\u62d2\u7edd\uff0c\u7136\u540e\u7ed3\u5408\u7194\u65ad\u7684\u8bdd\uff0c\u53ef\u4ee5\u4ea7\u751f\u4e00\u4e2a\u7acb\u4f53\u7684\u4fdd\u62a4\u6548\u679c\u3002\u00a0\u7ecf\u5e38\u505a\u6545\u969c\u6f14\u7ec3\u53ef\u4ee5\u4ea7\u751f\u4e00\u4e2a\u54c1\u63a7\u624b\u518c\uff0c\u6bcf\u4e2a\u4eba\u90fd\u53ef\u4ee5\u5b66\u4e60\uff0c\u7ecf\u5e38\u6f14\u7ec3\u4e0d\u5bb9\u6613\u614c\u4e71\uff0c\u5f53\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u771f\u7684\u51fa\u73b0\u95ee\u9898\u65f6\u4e5f\u53ef\u4ee5\u5feb\u901f\u6295\u5165\u89e3\u51b3\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e03\uff0c\u8003\u8651\u6269\u5bb9\u3001\u91cd\u542f\u3001\u6d88\u9664\u6709\u5bb3\u6d41\u91cf\u3002<\/p>\n<p>&nbsp;<\/p>\n<figure>\n<div class=\"image-block\"><img decoding=\"async\" class=\"\" src=\"https:\/\/ask.qcloudimg.com\/developer-images\/article\/1422024\/v748bhnz7y.jpg?imageView2\/2\/w\/1620\" \/><\/div>\n<\/figure>\n<p>\u5982\u4e0a\u56fe\u6240\u793a\u7684\u53c2\u8003\uff0c\u5c31\u662f\u5bf9\u4ee5\u4e0a\u51e0\u4e2a\u7b56\u7565\u7684\u7ecf\u5178\u8865\u5145\uff0c\u4e5f\u662f\u89e3\u51b3\u5404\u79cd\u670d\u52a1\u95ee\u9898\u7684\u7384\u5b66<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>\u300c\u4e91\u52a0\u793e\u533a\u300d\u516c\u4f17\u53f7\u56de\u590d\u300c\u5728\u7ebf\u6c99\u9f99\u300d\u83b7\u53d6PPT\u4e0b\u8f7d\u94fe\u63a5~<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<h1 id=\"%E5%85%AD%E3%80%81Q&amp;A\"><strong>\u516d\u3001Q&amp;A<\/strong><\/h1>\n<p>&nbsp;<\/p>\n<p><strong>Q\uff1a\u8bf7\u95ee\u8d1f\u8f7d\u5747\u8861\u4f9d\u636e\u7684 Metric\u662f\u4ec0\u4e48\uff1f<\/strong><\/p>\n<p><strong>A\uff1a<\/strong>\u6211\u4eec\u7528\u670d\u52a1\u7aef\u7684\u8bdd\uff0c\u4e3b\u8981\u662f\u7528CPU\uff0c\u6211\u89c9\u5f97CPU\u662f\u6700\u80fd\u4f53\u73b0\u7684\u3002\u4ece\u5ba2\u6237\u7aef\u89d2\u5ea6\uff0c\u6211\u662f\u7528\u7684\u5065\u5eb7\u5ea6\uff0c\u5065\u5eb7\u5ea6\u6307\u7684\u662f\u8fde\u63a5\u7684\u6210\u529f\u7387\u3002\u5ef6\u8fdf\u4e5f\u662f\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u6307\u6807\uff0c\u53e6\u5916\u6211\u4eec\u8981\u8003\u8651\u5230\u6bcf\u4e00\u4e2aclient\u5f80\u4e0d\u540c\u7684back end\u53d1\u4e86\u591a\u5c11\u4e2a\u8bf7\u6c42\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Q\uff1aBFE\u5230SLB\u662f\u8d70\u516c\u7f51\u8fd8\u662f\u4e13\u7ebf\uff1f<\/strong><\/p>\n<p><strong>A\uff1a<\/strong>\u8fd9\u4e2a\u5176\u5b9e\u6709\u516c\u7f51\u4e5f\u6709\u4e13\u7ebf\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Q\uff1a\u5982\u679cclient\u5c31\u51e0\u5343\u91cf\u7ea7\uff0c\u6bcf10s pingpong \u4e00\u4e0b\uff0c\u5176\u5b9e\u4e5f\u5c31\u51e0\u767e 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\/><\/div>\n<\/div><figcaption>\u6bdb\u5251\uff0cbilibili\u6280\u672f\u603b\u76d1\uff0c\u817e\u8baf\u4e91\u6700\u5177\u4ef7\u503c\u4e13\u5bb6\uff08TVP\uff09<\/figcaption><\/figure>\n<p>\u6bdb\u5251\uff0cbilibili\u6280\u672f\u603b\u76d1\uff0c\u817e\u8baf\u4e91\u6700\u5177\u4ef7\u503c\u4e13\u5bb6\uff08TVP\uff09\u3002\u8d1f\u8d23bilibili\u6570\u636e\u5e73\u53f0\u90e8\uff0c\u62e5\u6709\u8fd1\u5341\u5e74\u7684\u670d\u52a1\u7aef\u7814\u53d1\u7ecf\u9a8c\u3002\u64c5\u957f\u9ad8\u6027\u80fd\u3001\u9ad8\u53ef\u7528\u7684\u670d\u52a1\u7aef\u7814\u53d1\uff0c\u719f\u6089Go\u3001Java\u3001C\u7b49\u8bed\u8a00\u3002\u5728B\u7ad9\u53c2\u4e0e\u4e86\uff0c\u4ece\u5de8\u77f3\u67b6\u6784\u5230\u5fae\u670d\u52a1\u7684\u5b8c\u6574\u8f6c\u578b\uff0c\u5305\u542b\u5fae\u670d\u52a1\u6cbb\u7406\u3001\u5fae\u670d\u52a1\u53ef\u7528\u6027\u8bbe\u8ba1\uff0c\u5fae\u670d\u52a1\u6570\u636e\u4e00\u81f4\u6027\u8bbe\u8ba1\uff0c\u5fae\u670d\u52a1\u4e2d\u95f4\u4ef6\uff0c\u5fae\u670d\u52a1\u76d1\u63a7\uff0c\u5fae\u670d\u52a1\u65e5\u5fd7\u6536\u96c6\uff0c\u5fae\u670d\u52a1\u8d1f\u8f7d\u5747\u8861\uff0c\u548c\u5fae\u670d\u52a1RPC\u6846\u67b6\u5f00\u53d1\u7b49\u3002<\/p>\n<p>\u5f00\u6e90\u4e1a\u5185\u6bd4\u8f83\u6709\u5f71\u54cd\u529b\u7684\u9879\u76ee\uff1a 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