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\u76ee\u6807\u4e0e\u6311\u6218<\/h3>\n<p>\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\u4ece\u5927\u7684\u5c42\u9762\u8bb2\uff0c\u7b26\u5408\u56fd\u5bb6\u964d\u672c\u589e\u6548\u3001\u8282\u80fd\u51cf\u6392\u7684\u7eff\u8272\u4f4e\u78b3\u53d1\u5c55\u6218\u7565\uff1b\u4ece\u5c0f\u7684\u5c42\u9762\u8bb2\uff0c\u901a\u8fc7\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\uff0c\u53ef\u4ee5\u4e3a\u4f01\u4e1a\u6bcf\u5e74\u8282\u7701\u6570\u4ebf\u7684\u6210\u672c\uff0c\u5e76\u4e14\u964d\u4f4e\u6574\u4f53\u7cfb\u7edf\u590d\u6742\u5ea6\u53ca\u8fd0\u7ef4\u98ce\u9669\u3002<\/p>\n<p>\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\uff0c\u7adf\u6709\u8fd9\u4e48\u5927\u7684\u6536\u76ca\uff1f\u53ef\u80fd\u8d85\u4e4e\u7edd\u5927\u591a\u6570\u4eba\u7684\u9884\u6599\u3002\u6309\u7167\u5f88\u591a\u540c\u5b66\u7684\u7406\u89e3\uff0c\u901a\u8fc7\u975e\u5e38\u7b80\u5355\u7684\u64cd\u4f5c\u5373\u53ef\u8fbe\u6210\u8fd9\u4e2a\u76ee\u6807\u2014\u2014\u63d0\u9ad8\u5355\u673a\u7684\u670d\u52a1\u90e8\u7f72\u5bc6\u5ea6\u3002\u4f46\u5982\u6b64\u7b80\u5355\u7684\u64cd\u4f5c\uff0c\u4e3a\u4f55\u5168\u7403\u6570\u636e\u4e2d\u5fc3\u8d44\u6e90\u5229\u7528\u7387\u4ec5\u4e3a10%~20%\u5462\uff1f\u5229\u7528\u7387\u5982\u6b64\u4e4b\u4f4e\uff0c\u8fd9\u91cc\u6700\u4e3a\u5173\u952e\u7684\u56e0\u7d20\u6709\u4e09\u4e2a\uff1a<\/p>\n<ul>\n<li>\u90e8\u7f72\u5230\u540c\u4e00\u53f0\u7269\u7406\u673a\u7684\u670d\u52a1\u5728\u8d44\u6e90\u4f7f\u7528\u4e0a\u5b58\u5728\u76f8\u4e92\u5e72\u6270\u3002<\/li>\n<li>\u670d\u52a1\u5728\u6d41\u91cf\u4e0a\u5b58\u5728\u9ad8\u4f4e\u5cf0\uff0c\u53cd\u6620\u5728\u8d44\u6e90\u4f7f\u7528\u4e0a\u4e5f\u6709\u9ad8\u4f4e\u5cf0\u3002<\/li>\n<li>\u5173\u952e\u6838\u5fc3\u5728\u7ebf\u670d\u52a1\u7684\u670d\u52a1\u8d28\u91cf\u4e0b\u964d\u65e0\u6cd5\u63a5\u53d7\u3002<\/li>\n<\/ul>\n<p>\u6574\u4f53\u6765\u8bf4\uff0c\u4ece\u5f53\u524d\u786c\u4ef6\u67b6\u6784\u548c\u64cd\u4f5c\u7cfb\u7edf\u8bbe\u8ba1\u4e0a\u770b\uff0c\u867d\u7136\u5728\u8d44\u6e90\u5206\u914d\u4e0a\uff0c\u7406\u8bba\u4e0a\u662f\u8fdb\u7a0b\u4f5c\u4e3a\u72ec\u7acb\u7684\u5206\u914d\u5355\u4f4d\uff0c\u8d44\u6e90\u76f8\u4e92\u9694\u79bb\uff0c\u4f46\u5728\u5b9e\u9645\u4f7f\u7528\u4e0a\u5374\u662f\u5171\u4eab\u7684\uff0c\u5178\u578b\u7684\u5305\u62ecCPU\u3001\u7f51\u5361\u3001I\/O\u603b\u7ebf\u3001Cache\u4ee5\u53ca\u5185\u6838\u8f6f\u4ef6\u8d44\u6e90\u7b49\u3002\u5f53\u7136\uff0c\u8f6f\u786c\u4ef6\u5982\u6b64\u8bbe\u8ba1\u672c\u8eab\u5c31\u662f\u4e3a\u4e86\u63d0\u5347\u6574\u4f53\u8d44\u6e90\u5229\u7528\u7684\u6548\u7387\uff0c\u63d0\u5347\u6574\u4f53\u4efb\u52a1\u7684\u5904\u7406\u80fd\u529b\u3002\u800c\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\uff0c\u4ece\u672c\u8d28\u4e0a\u8bb2\uff0c\u662f\u63d0\u5347\u8d44\u6e90\u7684\u590d\u7528\u5171\u4eab\uff0c\u907f\u514d\u8d44\u6e90\u95f2\u7f6e\u6d6a\u8d39\u3002\u4f46\u662f\u63d0\u5347\u8d44\u6e90\u5171\u4eab\u590d\u7528\u6c34\u5e73\uff0c\u591a\u5c11\u90fd\u4f1a\u5f71\u54cd\u8fdb\u7a0b\u8fd0\u884c\u7684\u6548\u7387\uff0c\u4e14\u968f\u7740\u590d\u7528\u6c34\u5e73\u8d8a\u9ad8\uff0c\u5f71\u54cd\u8d8a\u5927\u3002<\/p>\n<p>\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684\u8d44\u6e90\u9694\u79bb\u4fdd\u969c\u63aa\u65bd\uff0c\u610f\u56fe\u964d\u4f4e\u670d\u52a1\u5728\u8d44\u6e90\u4f7f\u7528\u65f6\u5f7c\u6b64\u95f4\u7684\u5e72\u6270\uff0c\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5728\u4fdd\u969c\u8d44\u6e90\u5171\u4eab\u590d\u7528\u7684\u540c\u65f6\u63d0\u5347\u4e86\u8d44\u6e90\u9694\u79bb\u7684\u80fd\u529b\uff0c\u4f46\u7531\u4e8e\u5e95\u5c42\u786c\u4ef6\u67b6\u6784\u4e0a\u7684\u9650\u5236\uff0c\u8fd9\u79cd\u63d0\u5347\u662f\u6709\u9650\u7684\u3002\u800c\u5bf9\u4e8e\u5927\u591a\u6570\u4e1a\u52a1\u7684\u5728\u7ebf\u670d\u52a1\uff0c\u670d\u52a1\u8d28\u91cf\u7684\u6ce2\u52a8\uff0c\u6bd4\u5982\u5ef6\u65f6\u589e\u52a0\u3001TPS\u4e0b\u964d\u7b49\u662f\u96be\u4ee5\u63a5\u53d7\u7684\uff0c\u7279\u522b\u662f\u7c7b\u4f3c\u652f\u4ed8\u3001\u8ba2\u5355\u7c7b\u7684\u6838\u5fc3\u670d\u52a1\u3002\u8fd9\u662f\u9020\u6210\u4e86\u5f53\u524d\u6570\u636e\u4e2d\u5fc3\u6574\u4f53\u8d44\u6e90\u5229\u7528\u7387\u4f4e\u7684\u6839\u672c\u77db\u76fe\uff1a\u4e00\u65b9\u9762\u662f\u5728\u7ebf\u4e1a\u52a1\u5bf9\u8d44\u6e90\u7ade\u4e89\u5bfc\u81f4\u7684\u670d\u52a1\u8d28\u91cf\u4e0b\u964d\u662f\u96be\u4ee5\u5bb9\u5fcd\u7684\uff0c\u5728\u7ebf\u670d\u52a1\u8d28\u91cf\u5fc5\u987b\u4fdd\u969c\uff0c\u53e6\u4e00\u65b9\u9762\u5f53\u524d\u5927\u89c4\u6a21\u7684\u6570\u636e\u4e2d\u5fc3\u5728\u6574\u4f53\u4e0a\u8d44\u6e90\u5229\u7528\u7387\u6c34\u5e73\u4f4e\uff0c\u8fd0\u8425\u6210\u672c\u5c45\u9ad8\u4e0d\u4e0b\uff0c\u4e9f\u9700\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\uff0c\u800c\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\u3001\u964d\u4f4e\u8fd0\u8425\u6210\u672c\u4f1a\u76f4\u63a5\u5f71\u54cd\u5230\u5728\u7ebf\u4e1a\u52a1\u670d\u52a1\u8d28\u91cf\u3002<\/p>\n<p>\u4e00\u65b9\u9762\uff0c\u201c\u670d\u52a1\u8d28\u91cf\u201d\u5173\u7cfb\u7740\u4e1a\u52a1\u7684\u670d\u52a1\u4f53\u9a8c\uff0c\u76f4\u63a5\u5173\u7cfb\u5230\u8425\u6536\uff0c\u800c\u53e6\u4e00\u65b9\u9762\uff0c\u201c\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\u201d\uff0c\u53c8\u6709\u7740\u5de8\u5927\u7684\u6210\u672c\u7a7a\u95f4\u53ef\u4ee5\u964d\u4f4e\uff0c\u80fd\u591f\u589e\u52a0\u6574\u4f53\u7684\u6536\u76ca\u3002\u4e8c\u8005\u5bf9\u4e8e\u4f01\u4e1a\u6765\u8bf4\uff0c\u5c31\u50cf\u201c\u9c7c\u4e0e\u718a\u638c\u4e0d\u53ef\u517c\u5f97\u201d\u7684\u77db\u76fe\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311103\" alt=\"\u56fe1 \u7f8e\u56e2\u5728\u7ebf\u670d\u52a1\u53cc\u5cf0\u7279\u5f81\" title=\"\u56fe1 \u7f8e\u56e2\u5728\u7ebf\u670d\u52a1\u53cc\u5cf0\u7279\u5f81\" loading=\"lazy\"><\/p>\n<p>\u5f53\u524d\u4e1a\u754c\uff0c\u5f88\u591a\u4f01\u4e1a\u548c\u7814\u7a76\u5355\u4f4d\u90fd\u5728\u6295\u5165\u5927\u91cf\u7684\u8d44\u6e90\u6765\u7814\u7a76\u5982\u4f55\u89e3\u51b3\u8fd9\u4e00\u77db\u76fe\uff0c\u52aa\u529b\u5b9e\u73b0\u6574\u4f53\u5229\u76ca\u7684\u6700\u5927\u5316\u3002<\/p>\n<p><strong>LAR\uff08Load Auto-Regulator\uff09\uff0c\u805a\u7126\u4e8e\u201c\u8d44\u6e90\u5229\u7528\u7387\u63d0\u5347\u201d\u548c\u201c\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u201d\u8fd9\u4e00\u77db\u76fe\u7684\u89e3\u51b3\uff0c\u6574\u4e2a\u7cfb\u7edf\u8bbe\u8ba1\u7684\u6839\u672c\u51fa\u53d1\u70b9\uff0c\u5373\u662f\u5728\u96c6\u7fa4\u8d44\u6e90\u8fd0\u8425\u4e0a\u8981\u5b9e\u73b0\u8d44\u6e90\u5229\u7528\u7387\u548c\u670d\u52a1\u8d28\u91cf\u7684\u53cc\u91cd\u4fdd\u969c\uff0c\u89e3\u51b3\u6570\u636e\u4e2d\u5fc3\u8fd0\u8425\u4e2d\u7684\u201c\u9c7c\u4e0e\u718a\u638c\u4e0d\u53ef\u517c\u5f97\u201d\u96be\u9898\u548c\u6311\u6218\u3002<\/strong><\/p>\n<h3>2.2 \u7cfb\u7edf\u67b6\u6784<\/h3>\n<p>\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\u7684\u672c\u8d28\u662f\u63d0\u5347\u8d44\u6e90\u5171\u4eab\u590d\u7528\u6c34\u5e73\uff0c\u800c\u4fdd\u969c\u670d\u52a1\u8d28\u91cf\u5219\u9700\u8981\u901a\u8fc7\u8d44\u6e90\u9694\u79bb\u80fd\u529b\uff0c\u4fdd\u969c\u670d\u52a1\u7684\u6027\u80fd\u7a33\u5b9a\u3002\u9488\u5bf9\u4e0a\u8ff0\u4e24\u4e2a\u6839\u672c\u70b9\uff0cLAR\u5728Kubernetes\u4e0a\u63d0\u51fa\u4e24\u4e2a\u6838\u5fc3\u521b\u65b0\u70b9\uff1a<\/p>\n<ul>\n<li>\n<p><strong>\u8d44\u6e90\u6c60\u5316\u5206\u7ea7<\/strong><\/p>\n<ul>\n<li>\u901a\u8fc7\u5c06\u5355\u673a\u8d44\u6e90\u5212\u5206\u5230\u4e0d\u540c\u7684\u8d44\u6e90\u6c60\uff0c\u63d0\u5347\u8d44\u6e90\u5728\u6c60\u5185\u7684\u5171\u4eab\u590d\u7528\u6c34\u5e73\u3002<\/li>\n<li>\u4e0d\u540c\u7684\u8d44\u6e90\u6c60\u4e4b\u95f4\u6709\u4e0d\u540c\u7684\u4f18\u5148\u7ea7\uff0c\u5e76\u63d0\u4f9b\u4e0d\u540c\u7684\u8d44\u6e90\u9694\u79bb\u6c34\u5e73\uff08\u8d44\u6e90\u9694\u79bb\u6c34\u5e73\u8d8a\u9ad8\uff0c\u8d44\u6e90\u5171\u4eab\u590d\u7528\u6c34\u5e73\u8d8a\u4f4e\uff09\u3002<\/li>\n<li>\u8d44\u6e90\u5728\u4e0d\u540c\u4f18\u5148\u7ea7\u7684\u8d44\u6e90\u6c60\u4e4b\u95f4\u6839\u636e\u4f18\u5148\u7ea7\u548c\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u8d1f\u8f7d\u6c34\u5e73\u6d41\u52a8\uff0c\u4f18\u5148\u4fdd\u969c\u9ad8\u4f18\u8d44\u6e90\u6c60\u670d\u52a1\u7684\u8d44\u6e90\u4f7f\u7528\uff0c\u4ece\u800c\u4fdd\u969c\u5176\u670d\u52a1\u8d28\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u52a8\u6001\u8d1f\u8f7d\u548c\u9759\u6001\u8d44\u6e90\u6620\u5c04<\/strong><\/p>\n<ul>\n<li>\u8d44\u6e90\u7684\u5206\u914d\uff0c\u672c\u8d28\u4e0a\u662f\u8d1f\u8f7d\u7a7a\u95f4\u7684\u5206\u914d\u3002\u5047\u8bbe\u5355\u673a\u6574\u4f53CPU\u5229\u7528\u7387\u5c0f\u4e8e50%\u7684\u60c5\u51b5\u4e0b\uff0c\u8fd0\u8425\u5728\u5176\u4e0a\u7684\u670d\u52a1\u7684\u670d\u52a1\u8d28\u91cf\u4e0d\u4f1a\u6709\u5f71\u54cd\uff0c\u90a3\u4e48\u8fd9\u4e2a\u673a\u5668\u7684\u9759\u6001\u8d44\u6e90\u5176\u5b9e\u5bf9\u5e94\u7684\u5c31\u662f\u8282\u70b950% CPU\u5229\u7528\u7387\u7684\u8d1f\u8f7d\u7a7a\u95f4\u3002\u6362\u4e2a\u89d2\u5ea6\u770b\uff0c\u5c31\u662f\u65e0\u8bba\u5982\u4f55\u8c03\u5ea6\u5206\u914d\u8d44\u6e90\uff0c\u53ea\u8981\u8fd9\u4e2a\u8282\u70b9\u7684\u8d1f\u8f7d\u4e0d\u8d85\u8fc750%\u5373\u53ef\u3002<\/li>\n<li>\u4e1a\u52a1\u9759\u6001\u7684\u8d44\u6e90\u7533\u8bf7\uff0c\u6839\u636e\u670d\u52a1\u7684\u7279\u5f81\u7ecf\u8fc7\u8c03\u5ea6\u8ba1\u7b97\u540e\uff0c\u670d\u52a1\u88ab\u653e\u5165\u5bf9\u5e94\u7684\u8d44\u6e90\u6c60\uff0c\u800c\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\u5219\u6839\u636e\u6c60\u5185\u6240\u6709\u670d\u52a1\u7684\u5b9e\u9645\u8d1f\u8f7d\u8fdb\u884c\u8d44\u6e90\u914d\u7f6e\uff0c\u5e76\u53ef\u4ee5\u5b9e\u65f6\u5730\u6839\u636e\u8d1f\u8f7d\u8c03\u6574\u8d44\u6e90\u914d\u7f6e\uff0c\u5b9e\u73b0\u9759\u6001\u8d44\u6e90\u5206\u914d\u548c\u52a8\u6001\u8d1f\u8f7d\u7684\u6620\u5c04\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u4e0a\u8ff0\u4e24\u4e2a\u6838\u5fc3\u521b\u65b0\u70b9\u5728\u5e2e\u52a9\u63d0\u5347\u8d44\u6e90\u5171\u4eab\u590d\u7528\u7684\u540c\u65f6\uff0c\u901a\u8fc7\u8d1f\u8f7d\u7ba1\u7406\u548c\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u7684\u5355\u673a\u8d44\u6e90\u9694\u79bb\u80fd\u529b\uff0c\u5b9e\u73b0\u5206\u7ea7\u7684\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u7684\u673a\u5236\uff0c\u5177\u6709\u5f88\u5f3a\u7684\u901a\u7528\u6027\uff0c\u5e94\u7528\u573a\u666f\u4e5f\u6bd4\u8f83\u5e7f\u6cdb\u3002<\/p>\n<p>\u7ed3\u5408\u4e0a\u8ff0\u7684\u6838\u5fc3\u521b\u65b0\u70b9\uff0cLAR\u7684\u6574\u4f53\u8bbe\u8ba1\u76ee\u6807\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u76f8\u8f83\u4e8eKubernetes\uff0c\u63d0\u4f9b\u5206\u7ea7\u53ef\u7f16\u8f91\u66f4\u7ec6\u81f4\u7075\u6d3b\u7684QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\uff0c\u5145\u5206\u4fdd\u969c\u6838\u5fc3\u670d\u52a1\u7684\u8d44\u6e90\u4f9b\u7ed9\u53ca\u670d\u52a1\u8d28\u91cf\u3002<\/li>\n<li>\u5efa\u7acb\u8d1f\u8f7d\u4e0e\u8d44\u6e90\u4e4b\u95f4\u7684\u6620\u5c04\u5173\u7cfb\uff0c\u89e3\u51b3Kubernetes\u57fa\u4e8eRequest\u7684\u9759\u6001\u8d44\u6e90\u8c03\u5ea6\u96be\u4ee5\u89e3\u51b3\u7684\u8282\u70b9\u8d1f\u8f7d\u95ee\u9898\uff0c\u964d\u4f4e\u8d1f\u8f7d\u52a8\u6001\u8c03\u5ea6\u7684\u6574\u4f53\u590d\u6742\u5ea6\u3002<\/li>\n<li>\u63d0\u4f9b\u7075\u6d3b\u4e14\u5177\u6709\u4e00\u5b9a\u901a\u7528\u6027\u7684\u5355\u673a\u8d44\u6e90\u8c03\u5ea6\u80fd\u529b\uff0c\u5b9e\u73b0\u4e0d\u540c\u670d\u52a1\u95f4\u8d44\u6e90\u7684\u9519\u5cf0\u590d\u7528\u3002<\/li>\n<li>\u63d0\u4f9b\u66f4\u5f3a\u529b\u7684\u8d44\u6e90\u9694\u79bb\u80fd\u529b\uff0c\u4fdd\u969c\u6838\u5fc3\u5728\u7ebf\u4e1a\u52a1\u7684\u670d\u52a1\u8d28\u91cf\u524d\u63d0\u4e0b\uff0c\u63d0\u5347\u6574\u4f53\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311104\" alt=\"\u56fe2 Hulk\u8d44\u6e90\u5229\u7528\u7387\u8fd0\u8425\u4f53\u7cfb\" title=\"\u56fe2 Hulk\u8d44\u6e90\u5229\u7528\u7387\u8fd0\u8425\u4f53\u7cfb\" loading=\"lazy\"><\/p>\n<p>\u5728Hulk\u6574\u4f53\u8d44\u6e90\u5229\u7528\u7387\u8fd0\u8425\u4f53\u7cfb\u4e2d\uff0cLAR\u57fa\u4e8eKubernetes\u6269\u5c55\uff0c\u8d1f\u8d23\u5355\u4e2a\u96c6\u7fa4\u7684\u8d44\u6e90\u7ba1\u7406\u548c\u8c03\u5ea6\u3002\u76f8\u8f83\u4e8eNative\u7684Kubernetes\uff0cLAR\u63d0\u4f9b\u5206\u7ea7\u53ef\u7f16\u8f91\u66f4\u7ec6\u81f4\u7075\u6d3b\u7684QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\uff0c\u5145\u5206\u4fdd\u969c\u4e0d\u540c\u670d\u52a1\u7684\u8d44\u6e90\u4f9b\u7ed9\u53ca\u670d\u52a1\u8d28\u91cf\u3002<\/p>\n<p>\u800cLAR\u4f9d\u6258\u4e8e\u5e95\u5c42\u7684MTOS\u63d0\u4f9b\u7684\u8d44\u6e90\u9694\u79bb\u80fd\u529b\u548c\u8c03\u5ea6\u8d44\u6e90Buffer\u6c60\u7684\u7269\u7406\u673a\u5f39\u6027\u4f38\u7f29\u80fd\u529b\uff0c\u5e76\u6839\u636e\u96c6\u7fa4\u8fd0\u8425\u6570\u636e\u4e2d\u5fc3\u548c\u670d\u52a1\u753b\u50cf\u63d0\u4f9b\u7684\u96c6\u7fa4\u53ca\u670d\u52a1\u7b49\u7279\u5f81\uff0c\u5411\u4e0a\u63d0\u4f9b\u7cbe\u7ec6\u5316\u7684\u52a8\u6001\u8d44\u6e90\u8c03\u6574\u3001\u8d1f\u8f7d\u7ba1\u7406\u4ee5\u53caQoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u80fd\u529b\u3002\u7edf\u4e00\u8c03\u5ea6\u7cfb\u7edf\u5728LAR\u4e4b\u4e0a\uff0c\u6839\u636eLAR\u63d0\u4f9b\u7684\u52a8\u6001\u8d44\u6e90\u53ca\u670d\u52a1\u8d28\u91cf\u6570\u636e\uff0c\u5b8c\u6210\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\uff0c\u5305\u62ec\u5728\u7ebf\u670d\u52a1\u548c\u79bb\u7ebf\u670d\u52a1\u7684\u8de8\u96c6\u7fa4\u7edf\u4e00\u8c03\u5ea6\u3002<\/p>\n<p>LAR\u5904\u4e8e\u6574\u4e2a\u8d44\u6e90\u5229\u7528\u7387\u8fd0\u8425\u4f53\u7cfb\u4e2d\u6838\u5fc3\u5173\u952e\u4f4d\u7f6e\uff0c\u4ece\u529f\u80fd\u4e0a\u6765\u770b\uff0c\u6574\u4e2a\u4ea7\u54c1\u5206\u4e3a\u4e94\u5927\u4e3b\u8981\u529f\u80fd\u6a21\u5757\uff1a<\/p>\n<ul>\n<li>\u8d44\u6e90\u5206\u7ea7\u7ba1\u7406\u6a21\u5757<\/li>\n<li>\u8d44\u6e90\u6c60\u914d\u7f6e\u7ba1\u7406\u6a21\u5757<\/li>\n<li>\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u6a21\u5757<\/li>\n<li>\u8d44\u6e90\u9694\u79bb\u7ba1\u7406\u6a21\u5757<\/li>\n<li>\u7b56\u7565\u914d\u7f6e\u6a21\u5757<\/li>\n<\/ul>\n<p>\u4e0a\u8ff0\u4e94\u5927\u529f\u80fd\u6a21\u5757\u7531LAR\u7cfb\u7edf\u4e2d3\u4e2a\u6838\u5fc3\u7ec4\u4ef6\u6765\u843d\u5730\u5b9e\u73b0\u3002LAR\u662f\u57fa\u4e8e\u539f\u751f\u7684Kubernetes\u8fdb\u884c\u7814\u53d1\u6269\u5c55\uff0c\u5982\u4e0b\u56fe3\u7684\u6574\u4f53\u67b6\u6784\u6240\u793a\uff0cLAR\u5728Kubernetes\u7684\u57fa\u7840\u529f\u80fd\u4e0a\uff0c\u6269\u5c55\u4e86Scheduler\u548cKubelet\u7684\u529f\u80fd\uff0c\u5e76\u65b0\u589eRecommender\u548cQoSAdaptor\u4e24\u4e2a\u7ec4\u4ef6\u3002\u5bf9Kubernetes\u539f\u751f\u7ec4\u4ef6\u7684\u6269\u5c55\u5747\u91c7\u7528\u63d2\u4ef6\u5f00\u53d1\u7684\u6a21\u5f0f\uff0c\u51cf\u5c11\u5bf9\u539f\u751f\u7ec4\u4ef6\u7684\u5165\u4fb5\u5f0f\u4fee\u6539\uff0c\u4ece\u800c\u964d\u4f4e\u672a\u6765\u8fd0\u7ef4\u548c\u5347\u7ea7\u7684\u6210\u672c\uff1b\u5bf9\u4e8e\u65b0\u589e\u7ec4\u4ef6\uff0c\u9075\u5faa\u4e91\u539f\u751f\u7684\u5f00\u53d1\u6a21\u5f0f\uff0c\u5305\u62ec\u4ee3\u7801\u98ce\u683c\u4ee5\u53ca\u8fd0\u884c\u673a\u5236\uff0c\u548cKubernetes\u4fdd\u6301\u7edf\u4e00\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311105\" alt=\"\u56fe3 LAR\u7cfb\u7edf\u67b6\u6784\" title=\"\u56fe3 LAR\u7cfb\u7edf\u67b6\u6784\" loading=\"lazy\"><\/p>\n<p><strong>QoSAdaptor<\/strong><\/p>\n<p>QoSAdaptor\u4e3b\u8981\u8d1f\u8d23\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\uff0c\u5176\u6838\u5fc3\u529f\u80fd\u662f\u8d1f\u8d23\u5355\u673a\u8d44\u6e90\u7684\u5206\u6c60\u5206\u7ea7\u7ba1\u7406\uff0c\u63d0\u4f9b\u5206\u7ea7\u7684\u5355\u673aQoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\u3002QoSAdaptor\u5206\u4e3a\u4e94\u4e2a\u529f\u80fd\u6a21\u5757\uff1a<\/p>\n<ul>\n<li>\u6307\u6807\u91c7\u96c6\u6a21\u5757\uff1a\u901a\u8fc7Cadvisor\u3001Node-Exporter\u7b49\u5de5\u5177\u91c7\u96c6\u8282\u70b9\u4e0e\u5bb9\u5668\u7684\u6307\u6807\uff0c\u4e3a\u8d44\u6e90\u6c60\u7ba1\u7406\u63d0\u4f9b\u51b3\u7b56\u4f9d\u636e\u3002<\/li>\n<li>\n<p>\u8d44\u6e90\u6c60\u7ba1\u7406\u6a21\u5757<\/p>\n<ul>\n<li>\u8d44\u6e90\u52a8\u6001\u914d\u7f6e\u7ba1\u7406\uff1a\u6839\u636e\u6570\u636e\u6307\u6807\u5bf9\u8d44\u6e90\u6c60\u5b9e\u65f6\u8fdb\u884c\u8d1f\u8f7d\u8ba1\u7b97\uff0c\u5e76\u57fa\u4e8e\u8d1f\u8f7d\u7b56\u7565\u53ca\u4f18\u5148\u7ea7\u52a8\u6001\u8c03\u6574\u8d44\u6e90\u5728\u5404\u7ea7\u8d44\u6e90\u6c60\u7684\u914d\u7f6e\u3002<\/li>\n<li>QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\uff1a\u5b9e\u65f6\u76d1\u63a7\u8d1f\u8f7d\u6307\u6807\uff0c\u4f9d\u636e\u8d44\u6e90\u6c60\u7684\u4f18\u5148\u7ea7\u7ba1\u7406\u7b56\u7565\uff0c\u5728\u8d44\u6e90\u7ade\u4e89\u7684\u60c5\u51b5\u4e0b\uff0c\u901a\u8fc7\u8d44\u6e90\u62a2\u5360\u3001\u670d\u52a1\u964d\u7ea7\u53ca\u9a71\u9010\u7b49\u591a\u79cd\u624b\u6bb5\u5206\u4f18\u5148\u7ea7\u4fdd\u969c\u670d\u52a1\u8d28\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u8d44\u6e90\u914d\u7f6e\u7ba1\u7406\u6a21\u5757\uff1a\u57fa\u4e8e\u5404\u8d44\u6e90\u6c60\u7684\u914d\u7f6e\uff0c\u901a\u8fc7Cgroup\u7b49\u7cfb\u7edf\u5de5\u5177\uff0c\u5bf9\u4e0d\u540c\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u8fdb\u884c\u9694\u79bb\u4e0e\u9650\u5236\u3002<\/li>\n<li>\u8d44\u6e90\u4e0a\u62a5\u6a21\u5757\uff1a\u5468\u671fPatch\u8282\u70b9\u7684\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u3001\u8d44\u6e90\u6c60\u8d1f\u8f7d\u7b49\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311106\" alt=\"\u56fe4 QoSAdaptor\u4e0eKubelet\" title=\"\u56fe4 QoSAdaptor\u4e0eKubelet\" loading=\"lazy\"><\/p>\n<p>QoSAdaptor\u4ee5DaemonSet\u7684\u5f62\u5f0f\u90e8\u7f72\u5728Kubelet\u8282\u70b9\u4e0a\uff0c\u6838\u5fc3\u529f\u80fd\u662f\u5b9e\u73b0\u8d44\u6e90\u6c60\u548c\u5bb9\u5668\u7684\u8d44\u6e90\u914d\u7f6e\u7ba1\u7406\u3002\u5982\u4e0a\u56fe4\u6240\u793a\uff0c\u6211\u4eec\u901a\u8fc7\u81ea\u7814\u7684CRI Plugin\uff0c\u4ee5Runtime Hook\u7684\u5f62\u5f0f\u5728\u5bb9\u5668\u751f\u547d\u5468\u671f\u7ba1\u7406\u4e2d\u5f15\u5165\u81ea\u5b9a\u4e49\u7684QoS\u4fdd\u969c\u673a\u5236\u3002<\/p>\n<p>\u7531\u4e8eQoSAdaptor\u7684\u8d44\u6e90\u8c03\u6574\u4e0eQoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u52a8\u4f5c\uff0c\u5747\u57fa\u4e8e\u672c\u5730\u6307\u6807\u91c7\u96c6\u5e76\u8fdb\u884c\u5b9e\u65f6\u7684\u8d1f\u8f7d\u548c\u7b56\u7565\u8ba1\u7b97\uff0c\u4e0d\u4f9d\u8d56\u5916\u90e8\u76d1\u63a7\u7cfb\u7edf\uff0c\u51cf\u5c11\u4e86\u6570\u636e\u4f20\u8f93\u65f6\u5ef6\uff0c\u5728\u4fdd\u8bc1\u670d\u52a1\u7684\u7a33\u5b9a\u6027\u540c\u65f6\u786e\u4fdd\u53ef\u4ee5\u79d2\u7ea7\u54cd\u5e94\u8d44\u6e90\u914d\u7f6e\u8c03\u6574\u548c\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u52a8\u4f5c\uff0c\u4fdd\u969c\u4e1a\u52a1\u5bb9\u5668\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<p><strong>Recommender<\/strong><\/p>\n<p>Recommender\u4e3b\u8981\u8d1f\u8d23LAR\u8fd0\u884c\u4e2d\u7b56\u7565\u53ca\u53c2\u6570\u7684\u914d\u7f6e\u66f4\u65b0\uff0c\u4f9d\u6258\u5916\u90e8\u670d\u52a1\u6570\u636e\uff0c\u5468\u671f\u6027\u8ba1\u7b97\u5e76\u66f4\u65b0LAR\u76f8\u5173\u7b56\u7565\u53c2\u6570\uff0c\u63d0\u4f9b\u7edf\u4e00\u7684\u96c6\u7fa4\u7b56\u7565\u914d\u7f6e\u5165\u53e3\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311107\" alt=\"\u56fe5 Recommender\u4e0e\u5176\u5b83\u670d\u52a1\u7ec4\u4ef6\u8c03\u7528\u5173\u7cfb\" title=\"\u56fe5 Recommender\u4e0e\u5176\u5b83\u670d\u52a1\u7ec4\u4ef6\u8c03\u7528\u5173\u7cfb\" loading=\"lazy\"><\/p>\n<p>Recommender\u4ee5\u96c6\u7fa4\u4e3a\u7ef4\u5ea6\uff0c\u6bcf\u4e2a\u96c6\u7fa4\u90e8\u7f72\u4e00\u5957\u670d\u52a1\u3002\u5982\u4e0a\u56fe5\u6240\u793a\uff0cRecommender\u901a\u8fc7\u96c6\u7fa4\u8fd0\u8425\u6570\u636e\u4e2d\u5fc3\u548c\u670d\u52a1\u753b\u50cf\u670d\u52a1\u7684\u79bb\u7ebf\u6570\u636e\uff0c\u5468\u671f\u8fed\u4ee3\u8ba1\u7b97LAR\u7684\u7b56\u7565\u53c2\u6570\u3002\u4e3b\u8981\u529f\u80fd\u6a21\u5757\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u8d44\u6e90\u9884\u6d4b<\/strong>\uff1a\u6839\u636e\u79bb\u7ebf\u76d1\u63a7\u6570\u636e\u53ca\u670d\u52a1\u753b\u50cf\u6570\u636e\uff0c\u5bf9\u8282\u70b9\u7269\u7406\u8d44\u6e90\u672a\u6765\u7684\u4f7f\u7528\u60c5\u51b5\u8fdb\u884c\u63d0\u524d\u9884\u4f30\uff0c\u6307\u5bfc\u8282\u70b9\u7684\u4e0d\u540c\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\uff0c\u5e76\u53ef\u80fd\u89e6\u53d1QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u52a8\u4f5c\u4ee5\u53ca\u96c6\u7fa4\u7ea7\u522b\u7684\u8d44\u6e90\u8c03\u6574\uff0c\u6bd4\u5982\u8282\u70b9\u6269\u5bb9\u53ca\u670d\u52a1\u91cd\u8c03\u5ea6\u7b49\u3002<\/li>\n<li><strong>\u7b56\u7565\u8ba1\u7b97<\/strong>\uff1a\u6839\u636e\u8282\u70b9\u7684\u5404\u7ea7\u8d44\u6e90\u6c60\u8d1f\u8f7d\u6570\u636e\u53ca\u96c6\u7fa4\u8fd0\u8425\u6570\u636e\u4e2d\u5fc3\u7684\u96c6\u7fa4\u670d\u52a1\u8d28\u91cf\u6570\u636e\uff0c\u5468\u671f\u6027\u8fed\u4ee3\u66f4\u65b0\u5404\u7ea7\u8d44\u6e90\u6c60\u7684\u8d1f\u8f7d\u63a7\u5236\u53ca\u8d44\u6e90\u914d\u7f6e\u7b56\u7565\uff0c\u4fdd\u969c\u670d\u52a1\u8d28\u91cf\u7684\u540c\u65f6\u4e0d\u65ad\u63d0\u5347\u8d44\u6e90\u5229\u7528\u6548\u7387\u3002\u6b64\u5916\uff0c\u7b56\u7565\u8ba1\u7b97\u4f1a\u5b9a\u671f\u66f4\u65b0QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\u4e2d\u7684\u76f8\u5173\u7b56\u7565\uff0c\u6bd4\u5982\u670d\u52a1\u964d\u7ea7\u3001\u9a71\u9010\u7b49\u5224\u65ad\u6761\u4ef6\u3002<\/li>\n<li>\u53c2\u6570\u914d\u7f6e\uff1a\u63d0\u4f9b\u7edf\u4e00\u7684QoSAdaptor\u53c2\u6570\u914d\u7f6e\uff0c\u5b9e\u73b0\u914d\u7f6e\u53d8\u66f4\u5206\u53d1\u7684\u529f\u80fd\u3002<\/li>\n<\/ul>\n<p><strong>Scheduler<\/strong><\/p>\n<p>\u5728LAR\u4e2d\uff0c\u901a\u8fc7\u9759\u6001\u8d44\u6e90\u548c\u52a8\u6001\u8d1f\u8f7d\u4e4b\u95f4\u7684\u6620\u5c04\uff0c\u8fdb\u800c\u5728\u8c03\u5ea6\u5c42\u5c4f\u853d\u4e86\u52a8\u6001\u8d1f\u8f7d\u53d8\u5316\uff0c\u5728\u8c03\u5ea6\u5c42\u9762\u964d\u4f4e\u4e86\u6839\u636e\u8d1f\u8f7d\u8fdb\u884c\u52a8\u6001\u8c03\u5ea6\u7684\u590d\u6742\u5ea6\u3002<\/p>\n<p>Kubernetes\u9ed8\u8ba4\u6839\u636e\u4e1a\u52a1\u7533\u8bf7\u7684\u8d44\u6e90\u89c4\u683c\u8fdb\u884c\u8d44\u6e90\u7684\u8c03\u5ea6\u5206\u914d\uff0c\u5e76\u4ee5\u6b64\u8bbe\u8ba1\u8c03\u5ea6\u8ba1\u7b97\u6846\u67b6\u548c\u7b97\u6cd5\u3002\u4f46\u7531\u4e8e\u4e1a\u52a1\u7533\u8bf7\u7684\u8d44\u6e90\u89c4\u683c\u662f\u4e2a\u9759\u6001\u503c\uff0c\u4e14\u4e1a\u52a1\u65b9\u5bf9\u670d\u52a1\u8d44\u6e90\u7684\u4f7f\u7528\u901a\u5e38\u503e\u5411\u4e8e\u653e\u5927\u8bc4\u4f30\uff0c\u8fdb\u800c\u5bfc\u81f4\u6574\u4f53\u7684\u8d44\u6e90\u7533\u8bf7\u548c\u5b9e\u9645\u8d44\u6e90\u4f7f\u7528\u65f6\u5b58\u5728\u8f83\u5927\u7684Gap\u3002\u6211\u4eec\u8fdb\u4e00\u6b65\u8003\u8651\u5230\u8d44\u6e90\u7684\u4f7f\u7528\u901a\u5e38\u662f\u52a8\u6001\u7684\uff0c\u4e5f\u5177\u6709\u89c4\u5f8b\u6027\u7684\u6ce2\u5cf0\u6ce2\u8c37\u3002\u8fd9\u4e24\u70b9\u56e0\u7d20\u5bfc\u81f4\u5728\u96c6\u7fa4\u7684\u8fd0\u8425\u4e0a\uff0c\u6574\u4f53\u8d44\u6e90\u5206\u914d\u7387\u63a5\u8fd1\u6ee1\u5206\u914d\u7684\u60c5\u51b5\u4e0b\uff0c\u8d44\u6e90\u4f7f\u7528\u7387\u5e73\u5747\u6c34\u5e73\u5176\u5b9e\u5f88\u4f4e\u3002<\/p>\n<p>\u4f20\u7edf\u7684\u65b9\u6848\u901a\u8fc7\u8282\u70b9\u8d44\u6e90\u8d85\u552e\u6765\u89e3\u51b3\u8d44\u6e90\u7533\u8bf7\u548c\u5b9e\u9645\u8d44\u6e90\u4f7f\u7528\u4e4b\u95f4\u5b58\u5728\u7684Gap\uff0c\u5e76\u5f15\u5165\u6839\u636e\u8d1f\u8f7d\u7684\u52a8\u6001\u8c03\u5ea6\u7b56\u7565\u3002\u8c03\u6574\u8282\u70b9\u8d44\u6e90\u8d85\u552e\uff0c\u867d\u7136\u80fd\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u7f13\u89e3\u8d44\u6e90\u7533\u8bf7\u548c\u4f7f\u7528\u7684Gap\u95ee\u9898\uff0c\u4f46\u7531\u4e8eGap\u5728\u4e0d\u540c\u7684\u670d\u52a1\u95f4\u5e76\u4e0d\u76f8\u540c\uff0c\u52a0\u4e0a\u670d\u52a1\u8d44\u6e90\u4f7f\u7528\u7684\u6ce2\u5cf0\u6ce2\u8c37\u5206\u5e03\u96c6\u4e2d\u7684\u60c5\u51b5\uff08\u7f8e\u56e2\u5728\u7ebf\u4e1a\u52a1\u7684\u5178\u578b\u7279\u5f81\uff09\uff0c\u6b64\u65b9\u6cd5\u5728\u6574\u4f53\u4e0a\u8fc7\u4e8e\u7c97\u653e\uff0c\u4f1a\u5bfc\u81f4\u8282\u70b9\u95f4\u7684\u8d1f\u8f7d\u5206\u5e03\u4e0d\u5747\u8861\uff0c\u90e8\u5206\u8282\u70b9\u8d1f\u8f7d\u5f88\u9ad8\uff0c\u5f71\u54cd\u670d\u52a1\u8d28\u91cf\uff1b\u53e6\u4e00\u90e8\u5206\u8282\u70b9\u8d1f\u8f7d\u6781\u4f4e\uff0c\u5b9e\u9645\u4e0a\u5f62\u6210\u8d44\u6e90\u6d6a\u8d39\u3002\u800c\u6839\u636e\u8d1f\u8f7d\u76f4\u63a5\u8fdb\u884c\u8d44\u6e90\u8c03\u5ea6\uff0c\u7531\u4e8e\u8d1f\u8f7d\u662f\u52a8\u6001\u53d8\u5316\u7684\uff0c\u5728\u8c03\u5ea6\u7b97\u6cd5\u8bbe\u8ba1\u53ca\u8ba1\u7b97\u6846\u67b6\u5b9e\u73b0\u4e0a\u4f1a\u975e\u5e38\u590d\u6742\uff0c\u4e14\u6548\u679c\u4e00\u822c\u3002<\/p>\n<p>\u5728LAR\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7\u5f15\u5165\u8d44\u6e90\u914d\u7f6e\u56e0\u5b50\uff08RCF\uff0cResource Configuration Factor\uff0c\u8d44\u6e90\u6c60\u5185\u7684\u8d44\u6e90\u914d\u6bd4\uff0c\u52a8\u6001\u63a7\u5236\u6c60\u5185\u5bb9\u5668\u7684\u5b9e\u9645\u53ef\u7528\u8d44\u6e90\uff0c\u6570\u503c\u533a\u95f4\u4e3a(0, 1]\uff09\uff0c\u6839\u636e\u8d1f\u8f7d\u8c03\u6574\u5b9e\u9645\u7684\u8d44\u6e90\u5206\u914d\uff0c\u4ece\u800c\u5c06\u8d1f\u8f7d\u7684\u53d8\u5316\u6620\u5c04\u4e3a\u53ef\u8c03\u5ea6\u5269\u4f59\u8d44\u6e90\u7684\u53d8\u5316\u3002\u5982\u4e0b\u56fe6\u6240\u793a\uff0c\u8d44\u6e90\u8d1f\u8f7d\u5373\u4e3a\u5b9e\u9645\u7684\u4f7f\u7528\u8d44\u6e90\uff0c\u662f\u52a8\u6001\u53d8\u5316\u7684\uff0c\u9759\u6001\u8d44\u6e90\u662f\u6307\u8d44\u6e90\u603b\u91cf\u548c\u4e1a\u52a1\u7533\u8bf7\u7684\u8d44\u6e90\u89c4\u683c\uff0cRCF\u7531\u670d\u52a1\u6240\u5728\u7684\u8282\u70b9\u7684\u8d44\u6e90\u6c60\u51b3\u5b9a\uff0c\u6839\u636e\u670d\u52a1\u7684\u5386\u53f2\u8d44\u6e90\u4f7f\u7528\u6570\u636e\u548c\u670d\u52a1\u753b\u50cf\u8fdb\u884c\u8ba1\u7b97\uff0c\u5e76\u5468\u671f\u8fdb\u884c\u8fed\u4ee3\u66f4\u65b0\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311108\" alt=\"\u56fe6 RCF\u5b9e\u73b0\u8282\u70b9\u8d1f\u8f7d\u548c\u53ef\u8c03\u5ea6\u8d44\u6e90\u8f6c\u6362\" title=\"\u56fe6 RCF\u5b9e\u73b0\u8282\u70b9\u8d1f\u8f7d\u548c\u53ef\u8c03\u5ea6\u8d44\u6e90\u8f6c\u6362\" loading=\"lazy\"><\/p>\n<h3>2.3 \u5173\u952e\u80fd\u529b\u5b9e\u73b0<\/h3>\n<p>\u56f4\u7ed5\u8d44\u6e90\u5229\u7528\u7387\u63d0\u5347\u548c\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\uff0cLAR\u7cfb\u7edf\u5b9e\u73b0\u4e86\u4ee5\u4e0b\u5173\u952e\u6280\u672f\uff1a<\/p>\n<ul>\n<li><strong>\u5206\u7ea7\u6c60\u5316\u8d44\u6e90\u6a21\u578b<\/strong>\uff1a\u5b9e\u73b0\u8d44\u6e90\u5206\u6c60\u52a8\u6001\u7ba1\u7406\u4ee5\u53ca\u8d44\u6e90\u6c60\u4f18\u5148\u7ea7\u7ba1\u7406\u3002<\/li>\n<li><strong>\u8d44\u6e90\u52a8\u6001\u89c6\u56fe<\/strong>\uff1a\u5b9e\u73b0\u8d1f\u8f7d\u548c\u8d44\u6e90\u914d\u7f6e\u4e4b\u95f4\u7684\u52a8\u6001\u6620\u5c04\uff0c\u7b80\u5316\u8d1f\u8f7d\u7ba1\u7406\uff0c\u4fdd\u8bc1\u8d1f\u8f7d\u7684\u5747\u8861\u5ea6\uff0c\u4fdd\u969c\u670d\u52a1\u8d28\u91cf\u3002<\/li>\n<li><strong>QoS\u4fdd\u969c\u673a\u5236<\/strong>\uff1a\u6839\u636e\u8d1f\u8f7d\u7ba1\u7406\u7684\u8d44\u6e90\u914d\u7f6e\uff0c\u5728\u8d44\u6e90\u7ade\u4e89\u7684\u573a\u666f\u4e0b\uff0c\u63d0\u4f9b\u8d44\u6e90\u62a2\u5360\u4ee5\u53ca\u670d\u52a1\u964d\u7ea7\u9a71\u9010\u7b49\u529f\u80fd\uff0c\u63d0\u4f9b\u5206\u7ea7\u670d\u52a1\u8d28\u91cf\u7684\u4fdd\u969c\u80fd\u529b\u3002<\/li>\n<li><strong>\u8d44\u6e90\u667a\u80fd\u8fd0\u8425<\/strong>\uff1a\u901a\u8fc7\u6c60\u95f4\u8d44\u6e90\u914d\u7f6e\u3001\u6c60\u5185\u8d1f\u8f7d\u914d\u7f6e\u3001\u5386\u53f2\u8d1f\u8f7d\u9884\u6d4b\u7b49\u8fd0\u8425\u7b56\u7565\uff0c\u81ea\u52a8\u5316\u8c03\u63a7\u8282\u70b9\u8d44\u6e90\u5206\u914d\u60c5\u51b5\uff0c\u4ece\u800c\u8fbe\u5230\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\u7684\u76ee\u7684\u3002<\/li>\n<\/ul>\n<h4>2.3.1 \u5206\u7ea7\u6c60\u5316\u8d44\u6e90\u6a21\u578b<\/h4>\n<p>\u5206\u7ea7\u6c60\u5316\u8d44\u6e90\u6a21\u578b\u662fLAR\u6574\u4e2a\u8bbe\u8ba1\u7684\u6838\u5fc3\uff0c\u6574\u4e2a\u6a21\u578b\u5305\u62ec\u8d44\u6e90\u5206\u6c60\u52a8\u6001\u7ba1\u7406\u548c\u8d44\u6e90\u6c60\u4f18\u5148\u7ea7\u7ba1\u7406\u4e24\u4e2a\u6838\u5fc3\u8bbe\u8ba1\u3002<\/p>\n<p><strong>\u8d44\u6e90\u5206\u6c60\u52a8\u6001\u7ba1\u7406\u673a\u5236<\/strong><\/p>\n<p>\u8d44\u6e90\u5206\u6c60\u52a8\u6001\u7ba1\u7406\u5f15\u5165\u8d44\u6e90\u6c60\u7684\u6982\u5ff5\uff0c\u901a\u8fc7\u5c06\u8282\u70b9\u8d44\u6e90\u8fdb\u884c\u5206\u6c60\u7ba1\u7406\uff0c\u5b9e\u73b0\u8d44\u6e90\u6c60\u5185\u90e8\u8d44\u6e90\u9ad8\u5ea6\u5171\u4eab\uff0c\u5728\u63d0\u9ad8\u8d44\u6e90\u590d\u7528\u7387\u7684\u540c\u65f6\uff0c\u901a\u8fc7\u6c60\u95f4\u8d44\u6e90\u9694\u79bb\u8fbe\u5230\u6c60\u95f4\u670d\u52a1\u7684\u5e72\u6270\u9694\u79bb\u3002\u8d44\u6e90\u6c60\u5185\u8d44\u6e90\u7684\u914d\u7f6e\u4f9d\u636e\u670d\u52a1\u7684\u8d1f\u8f7d\u8fdb\u884c\u52a8\u6001\u8c03\u6574\uff0c\u5e76\u901a\u8fc7\u8d44\u6e90\u914d\u7f6e\u7684\u8c03\u6574\uff0c\u63a7\u5236\u8d44\u6e90\u6c60\u5185\u90e8\u7684\u8d44\u6e90\u8d1f\u8f7d\u7ef4\u7cfb\u5728\u76f8\u5bf9\u7a33\u5b9a\u7684\u8303\u56f4\u5185\uff0c\u4ece\u800c\u4fdd\u8bc1\u670d\u52a1\u8d28\u91cf\u3002<\/p>\n<p><strong>\u8d44\u6e90\u6c60\u4f18\u5148\u7ea7\u7ba1\u7406\u673a\u5236<\/strong><\/p>\n<p>\u5728\u8d44\u6e90\u5206\u6c60\u52a8\u6001\u7ba1\u7406\u673a\u5236\u57fa\u7840\u4e0a\uff0cLAR\u5f15\u5165\u8d44\u6e90\u6c60\u4f18\u5148\u7ea7\u7ba1\u7406\u673a\u5236\uff0c\u901a\u8fc7\u5206\u7ea7\u7684\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\uff0c\u4fdd\u969c\u4e1a\u52a1\u7684\u670d\u52a1\u8d28\u91cf\u3002\u5728\u8d44\u6e90\u6c60\u4f18\u5148\u7ea7\u7ba1\u7406\u673a\u5236\u4e2d\uff0c\u4e0d\u540c\u7684\u8d44\u6e90\u6c60\u5177\u6709\u4e0d\u540c\u7684\u4f18\u5148\u7ea7\uff0c\u5bf9\u5e94\u4e0d\u540c\u7ea7\u522b\u7684\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u7ea7\u522b\u3002\u4e0d\u540c\u4f18\u5148\u7ea7\u7684\u8d44\u6e90\u6c60\uff0c\u5728\u8d44\u6e90\u914d\u7f6e\u7ba1\u7406\u4e0a\u67093\u70b9\u533a\u522b\uff1a<\/p>\n<ul>\n<li><strong>\u8d44\u6e90\u914d\u7f6e\u7ba1\u7406\u7b56\u7565\u4e0d\u540c<\/strong>\uff1a\u8d44\u6e90\u914d\u7f6e\u7ba1\u7406\u7b56\u7565\u7528\u4e8e\u51b3\u7b56\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\uff0c\u5e76\u901a\u8fc7\u8d44\u6e90\u914d\u7f6e\u63a7\u5236\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u4f9b\u7ed9\u548c\u8d1f\u8f7d\u6c34\u5e73\u3002\u5bf9\u4e8e\u4f18\u5148\u7ea7\u9ad8\u7684\u8d44\u6e90\u6c60\uff0c\u8d44\u6e90\u914d\u7f6e\u5145\u88d5\uff0c\u8d44\u6e90\u6c60\u5185\u7684\u8d1f\u8f7d\u7ef4\u7cfb\u5728\u5b89\u5168\u7a33\u5b9a\u7684\u6c34\u5e73\uff0c\u5e76\u901a\u8fc7\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u9694\u79bb\u80fd\u529b\uff0c\u5b9e\u73b0\u5bf9\u8d44\u6e90\u6c60\u5185\u90e8\u670d\u52a1\u8d44\u6e90\u4f7f\u7528\u7684\u4f18\u5148\u4fdd\u969c\uff0c\u4ece\u800c\u4fdd\u8bc1\u66f4\u9ad8\u7684\u670d\u52a1\u8d28\u91cf\u3002<\/li>\n<li><strong>\u8d44\u6e90\u9694\u79bb\u4fdd\u969c\u80fd\u529b\u4e0d\u540c<\/strong>\uff1a\u9ad8\u7ea7\u522b\u7684\u8d44\u6e90\u6c60\u4f9d\u6258\u7cfb\u7edf\u5185\u6838\u7b49\u63d0\u4f9b\u7684\u8d44\u6e90\u9694\u79bb\u80fd\u529b\uff0c\u63d0\u4f9b\u66f4\u9ad8\u7ea7\u522b\u7684\u8d44\u6e90\u6c60\u8d44\u6e90\u9694\u79bb\u7ea7\u522b\uff0c\u901a\u8fc7\u5b9e\u73b0\u8d44\u6e90\u7684\u72ec\u5360\u6216\u4f18\u5148\u62a2\u5360\u4f7f\u7528\uff0c\u8fbe\u5230\u9ad8\u4f18\u8d44\u6e90\u6c60\u5185\u90e8\u670d\u52a1\u5728\u7cfb\u7edf\u8fdb\u7a0b\u7ea7\u522b\u8d44\u6e90\u8c03\u5ea6\u65f6\u7684\u4f18\u5148\u4fdd\u969c\u3002\u6bd4\u5982\uff0c\u5bf9\u4e8e\u9ad8\u4f18\u8d44\u6e90\u6c60\uff0c\u53ef\u4ee5\u8fdb\u884c\u72ec\u7acb\u7684CPU\u4e92\u65a5\u7ed1\u5b9a\u3001I\/O\u9694\u79bb\u7b49\uff0c\u4fdd\u969c\u5176\u5185\u90e8\u670d\u52a1\u4e0d\u53d7\u6c60\u5916\u670d\u52a1\u7684\u5f71\u54cd\u3002<\/li>\n<li><strong>\u4f18\u5148\u7ea7\u8d44\u6e90\u62a2\u5360\u673a\u5236<\/strong>\uff1a\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\u53ef\u4ee5\u52a8\u6001\u8c03\u6574\uff0c\u5728\u9ad8\u7ea7\u522b\u8d44\u6e90\u6c60\u914d\u7f6e\u8d44\u6e90\u4e0d\u8db3\uff0c\u6c60\u5185\u8d1f\u8f7d\u8fc7\u9ad8\u65f6\uff0cQoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\u4f1a\u6839\u636e\u8d44\u6e90\u6c60\u4f18\u5148\u7ea7\uff0c\u9ad8\u4f18\u8d44\u6e90\u6c60\u53ef\u4ee5\u62a2\u5360\u4f4e\u4f18\u8d44\u6e90\u6c60\u5df2\u914d\u7f6e\u7684\u8d44\u6e90\uff0c\u901a\u8fc7\u727a\u7272\u4f4e\u4f18\u8d44\u6e90\u6c60\u670d\u52a1\u8d28\u91cf\u6c34\u5e73\uff0c\u4f18\u5148\u4fdd\u969c\u9ad8\u7ea7\u522b\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u4f9b\u7ed9\uff0c\u4fdd\u969c\u9ad8\u4f18\u670d\u52a1\u7684\u670d\u52a1\u8d28\u91cf\u3002<\/li>\n<\/ul>\n<p>\u5728LAR\u7684\u5206\u7ea7\u6c60\u5316\u7684\u8d44\u6e90\u6a21\u578b\u4e2d\uff0c\u8282\u70b9\u7a7a\u95f2\u8d44\u6e90\uff0c\u653e\u7f6e\u5230\u4f18\u5148\u7ea7\u6700\u4f4e\u7684\u8d44\u6e90\u6c60\u5185\uff0c\u5176\u5b83\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\u7531\u670d\u52a1\u7684\u8d44\u6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decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311109\" alt=\"\u56fe7 LAR\u5355\u673a\u8d44\u6e90\u5206\u914d\u53ca\u8d44\u6e90\u6c60\u8d44\u6e90\u8c03\u6574\" title=\"\u56fe7 LAR\u5355\u673a\u8d44\u6e90\u5206\u914d\u53ca\u8d44\u6e90\u6c60\u8d44\u6e90\u8c03\u6574\" loading=\"lazy\"><\/p>\n<p>\u4e0a\u56fe7\u4ee53\u7ea7\u8d44\u6e90\u6c60\u4e3a\u4f8b\uff0c\u8282\u70b9\u8d44\u6e90\u88ab\u5212\u5206\u4e3a0\u30011\u30012\u4e09\u7c7b\u8d44\u6e90\u6c60\uff0c\u4f18\u5148\u7ea7\u4f9d\u6b21\u964d\u4f4e\u3002\u521d\u59cb\u6574\u4e2a\u673a\u5668\u65e0\u670d\u52a1\u8c03\u5ea6\u5176\u4e0a\uff0c\u8d44\u6e90\u5168\u90e8\u96c6\u4e2d\u5728Pool2\u3002\u968f\u7740\u670d\u52a1\u7684\u8c03\u5ea6\uff0cPool1\u5148\u8c03\u5ea6\u4e86\u670d\u52a11\uff0c\u8fd9\u65f6\u4f1a\u6839\u636e\u4e0a\u8ff0\u7684\u8d44\u6e90\u8ba1\u7b97\u65b9\u5f0f\uff0cLAR\u5c06Pool2\u7684\u5bf9\u5e94\u7684\u8d44\u6e90\u8c03\u6574\u81f3Poo1\uff0cPool2\u8d44\u6e90\u51cf\u5c11\u3002\u968f\u7740Pool1\u4e2d\u670d\u52a1\u589e\u591a\uff0c\u914d\u7f6e\u7684\u8d44\u6e90\u968f\u4e4b\u589e\u591a\uff0cPool2\u76f8\u5e94\u8d44\u6e90\u51cf\u5c11\u3002\u4f18\u5148\u7ea7\u6700\u9ad8\u7684Pool0\u8c03\u5165\u670d\u52a1\u540e\uff0c\u540c\u6837\u7684\u8d44\u6e90\u4ecePool2\u8c03\u6574\u81f3Pool0\uff1bPool2\u8c03\u5ea6\u5165\u670d\u52a1\u65f6\uff0cPool2\u8d44\u6e90\u4e0d\u53d8\u3002<\/p>\n<p>3\u4e2a\u8d44\u6e90\u6c60\u914d\u7f6e\u4e0d\u540c\u7684\u8d44\u6e90\u914d\u7f6e\u7ba1\u7406\u7b56\u7565\uff0c0\u53f7\u6c60\u4f18\u5148\u7ea7\u6700\u9ad8\uff0c\u6c60\u5185\u76ee\u6807CPU\u8d1f\u8f7d\u63a7\u5236\u572830%\uff5e50%\u4e4b\u95f4\uff1b1\u53f7\u6c60\u4f18\u5148\u7ea7\u6b21\u4e4b\uff0c\u6c60\u5185\u76ee\u6807CPU\u8d1f\u8f7d\u63a7\u5236\u572845%\uff5e60%\u4e4b\u95f4\uff1b2\u53f7\u6c60\u4f18\u5148\u7ea7\u6700\u4f4e\uff0c\u6c60\u5185\u76ee\u6807CPU\u8d1f\u8f7d\u63a7\u5236\u572850%\uff5e80%\u3002\u5df2\u5206\u914d\u7684\u8d44\u6e90\u7531\u8d44\u6e90\u6c60\u5185\u670d\u52a1\u5171\u4eab\uff0c\u5728\u6c60\u95f4\u76f8\u4e92\u9694\u79bb\u3002\u5728\u8d1f\u8f7d\u4f4e\u65f6\uff0c\u4e0d\u540c\u8d44\u6e90\u6c60\u6839\u636e\u8d44\u6e90\u6c60\u7ba1\u7406\u7b56\u7565\uff0c\u81ea\u52a8\u8c03\u6574\u5404\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\uff0c\u4fdd\u8bc1\u8d44\u6e90\u6c60\u5185\u8d1f\u8f7d\u7a33\u5b9a\uff1b\u51fa\u73b0\u8d44\u6e90\u7d27\u5f20\u65f6\uff0c\u9ad8\u4f18\u8d44\u6e90\u6c60\u53ef\u4ee5\u4ece\u4f4e\u4f18\u8d44\u6e90\u6c60\u62a2\u5360\u8d44\u6e90\uff0c\u4f18\u5148\u4fdd\u969c\u9ad8\u4f18\u670d\u52a1\u7684\u8d44\u6e90\u9700\u6c42\u3002<\/p>\n<h4>2.3.2 \u52a8\u6001\u8d44\u6e90\u89c6\u56fe<\/h4>\n<p>LAR\u901a\u8fc7\u5f15\u5165\u52a8\u6001\u8d44\u6e90\u89c6\u56fe\uff0c\u5c06\u9759\u6001\u8d44\u6e90\u4e0e\u52a8\u6001\u8d1f\u8f7d\u8fdb\u884c\u6620\u5c04\uff0c\u5e76\u57fa\u4e8e\u8d44\u6e90\u6c60\u7684\u5b9e\u9645\u8d1f\u8f7d\u8fdb\u884c\u66f4\u7cbe\u786e\u7684\u8d44\u6e90\u5206\u914d\u51b3\u7b56\u3002<\/p>\n<p>\u5f53\u5728\u7ebf\u8d44\u6e90\u6c60\u51fa\u73b0\u8d1f\u8f7d\u6ce2\u52a8\u65f6\uff0c\u6c60\u5185\u5206\u914d\u8d44\u6e90\u4f1a\u968f\u7740\u8d1f\u8f7d\u8fdb\u884c\u53d8\u5316\uff0c\u5f15\u8d77\u6c60\u95f4\u7684\u8d44\u6e90\u6d41\u52a8\u3002\u6c60\u95f4\u8d44\u6e90\u6d41\u52a8\u9075\u5faa\u4ee5\u4e0b\u89c4\u5219\uff1a<\/p>\n<ul>\n<li>\u6240\u6709\u8d44\u6e90\u6c60\u7684\u6c60\u5185\u5206\u914d\u8d44\u6e90\u4e4b\u548c\u4e3a\u8282\u70b9\u53ef\u5206\u914d\u7684\u8d44\u6e90\u603b\u91cf\u3002<\/li>\n<li>\u5f53\u6c60\u5185\u8d1f\u8f7d\u964d\u4f4e\uff0c\u91ca\u653e\u8d44\u6e90\u5230\u6700\u4f4e\u7b49\u7ea7\u7684\u8d44\u6e90\u6c60\uff0c\u590d\u7528\u95f2\u65f6\u8d44\u6e90\u3002<\/li>\n<li>\u5f53\u6c60\u5185\u8d1f\u8f7d\u5347\u9ad8\uff0c\u5411\u7b49\u7ea7\u4f4e\u4e8e\u81ea\u8eab\u7684\u8d44\u6e90\u6c60\uff0c\u6839\u636e\u4ece\u4f4e\u5230\u9ad8\u7684\u987a\u5e8f\u8fdb\u884c\u8d44\u6e90\u8bf7\u6c42\uff0c\u6839\u636e\u4f18\u5148\u7ea7\u6ee1\u8db3\u670d\u52a1\u8d44\u6e90\u9700\u6c42\u3002<\/li>\n<li>\u6c60\u5185\u7684\u8d44\u6e90\u6700\u591a\u4e0d\u4f1a\u8d85\u8fc7\u7528\u6237\u7533\u8bf7\u7684\u91cf\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311110\" alt=\"\u56fe8 \u52a8\u6001\u8d44\u6e90\u89c6\u56fe\uff08\u4ee5\u4e09\u7ea7\u6c60\u4e3a\u4f8b\uff09\" title=\"\u56fe8 \u52a8\u6001\u8d44\u6e90\u89c6\u56fe\uff08\u4ee5\u4e09\u7ea7\u6c60\u4e3a\u4f8b\uff09\" loading=\"lazy\"><\/p>\n<p>\u5982\u56fe8\u6240\u793a\uff0c\u4ee53\u7ea7\u8d44\u6e90\u6c60\u4e3a\u4f8b\uff1a<\/p>\n<ul>\n<li>\u5f53Pool1\u8d1f\u8f7d\u5347\u9ad8\u65f6\uff0c\u4ece\u7b49\u7ea7\u66f4\u4f4e\u7684Pool2\u62a2\u5360\u8d44\u6e90\uff0c\u4f18\u5148\u4fdd\u969c\u81ea\u8eab\u7684\u670d\u52a1\u8d44\u6e90\u9700\u6c42\uff0cPool1\u8d1f\u8f7d\u964d\u4f4e\u65f6\uff0c\u5c06\u5197\u4f59\u7684\u8d44\u6e90\u91ca\u653e\u56dePool2\u3002<\/li>\n<li>\u5f53Pool0\u8d1f\u8f7d\u5347\u9ad8\u65f6\uff0c\u4f18\u5148\u4ecePool2\u62a2\u5360\u8d44\u6e90\uff0c\u5f53Pool2\u8d44\u6e90\u4e0d\u8db3\u65f6\uff0c\u4ecePool1\u62a2\u5360\u8d44\u6e90\uff0c\u4fdd\u8bc1\u66f4\u9ad8\u7b49\u7ea7\u7684\u670d\u52a1\u8d44\u6e90\u9700\u6c42\uff0c\u5f53Pool0\u8d1f\u8f7d\u964d\u4f4e\u65f6\uff0c\u5197\u4f59\u7684\u8d44\u6e90\u88ab\u91ca\u653e\u56dePool2\uff0c\u6b64\u65f6\u82e5Pool1\u5b58\u5728\u8d1f\u8f7d\u538b\u529b\uff0c\u5219\u4f1a\u91cd\u65b0\u4ecePool2\u62a2\u5360\u8d44\u6e90\u3002<\/li>\n<\/ul>\n<p>\u4e0b\u56fe\u4e3a\u8d44\u6e90\u6c60\u5185\u8d1f\u8f7d\u4e0e\u6c60\u5185\u5206\u914d\u8d44\u6e90\u7684\u53d8\u5316\u60c5\u51b5\uff0c\u53ef\u4ee5\u770b\u5230\u5176\u53d8\u5316\u8d8b\u52bf\u4e0e\u7f8e\u56e2\u5728\u7ebf\u670d\u52a1\u8d1f\u8f7d\u7279\u6027\u57fa\u672c\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311111\" alt=\"\u56fe9 \u8282\u70b9\u6c60\u5185\u8d1f\u8f7d\u4e0e\u6c60\u5185\u5206\u914d\u8d44\u6e90\u53d8\u5316\u60c5\u51b5\" title=\"\u56fe9 \u8282\u70b9\u6c60\u5185\u8d1f\u8f7d\u4e0e\u6c60\u5185\u5206\u914d\u8d44\u6e90\u53d8\u5316\u60c5\u51b5\" loading=\"lazy\"><\/p>\n<h4>2.3.3 QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236<\/h4>\n<p>\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\u4f1a\u5bfc\u81f4\u8d44\u6e90\u7ade\u4e89\uff0cLAR\u901a\u8fc7\u6c60\u95f4\u3001\u6c60\u5185\u4e24\u5c42QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\uff0c\u5206\u7ea7\u4fdd\u8bc1\u670d\u52a1\u7684\u9694\u79bb\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n<p><strong>\u6c60\u95f4\u591a\u7ef4\u5ea6\u8d44\u6e90\u9694\u79bb<\/strong><\/p>\n<p>LAR\u5bf9\u8d44\u6e90\u6c60\u8fdb\u884c\u4e86\u591a\u7ef4\u5ea6\u7684\u8d44\u6e90\u9694\u79bb\u4e0e\u9650\u5236\u3002\u9664\u4e86\u57fa\u7840\u8d44\u6e90\uff08CPU\u3001Memory\uff09\uff0c\u8fd8\u5bf9\u78c1\u76d8I\/O\u3001CPU\u8c03\u5ea6\u3001Memory Cache\u3001\u5185\u5b58\u5e26\u5bbd\u3001L3 Cache\u3001OOM Score\u3001\u7f51\u7edc\u5e26\u5bbd\u7b49\u66f4\u7ec6\u7c92\u5ea6\u7684\u8d44\u6e90\u8fdb\u884c\u4e86\u9694\u79bb\uff0c\u8fdb\u4e00\u6b65\u63d0\u5347\u4e0d\u540c\u7b49\u7ea7\u670d\u52a1\u95f4\u7684\u9694\u79bb\u6027\uff0c\u4fdd\u8bc1\u670d\u52a1\u4e0d\u4f1a\u53d7\u5230\u5176\u4ed6\u8d44\u6e90\u6c60\u7684\u5f71\u54cd\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311112\" alt=\"\u56fe10 \u591a\u7ef4\u5ea6\u8d44\u6e90\u9694\u79bb\" title=\"\u56fe10 \u591a\u7ef4\u5ea6\u8d44\u6e90\u9694\u79bb\" loading=\"lazy\"><\/p>\n<p>\u7f8e\u56e2\u64cd\u4f5c\u7cfb\u7edf\u56e2\u961f\u9488\u5bf9LAR\u573a\u666f\u8fdb\u884c\u4e86\u9694\u79bb\u589e\u5f3a\uff0c\u5173\u4e8eMTOS\u76f8\u5173\u7279\u6027\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u53ef\u6301\u7eed\u5173\u6ce8\u7f8e\u56e2\u6280\u672f\u56e2\u961f\u516c\u4f17\u53f7\u7684\u76f8\u5173\u5185\u5bb9\u3002<\/p>\n<p><strong>\u6c60\u5185\u591a\u5c42\u7ea7\u4fdd\u969c\u7b56\u7565<\/strong><\/p>\n<p>\u5f53\u8d44\u6e90\u6c60\u5185\u8d1f\u8f7d\u51fa\u73b0\u4e0d\u7b26\u5408\u9884\u671f\u7684\u60c5\u51b5\u65f6\uff08\u5982\u5bb9\u5668\u8d1f\u8f7d\u5f02\u5e38\uff09\uff0c\u7531\u4e8e\u8d44\u6e90\u6c60\u5185\u8d44\u6e90\u5171\u4eab\uff0c\u6574\u4e2a\u8d44\u6e90\u6c60\u7684\u670d\u52a1\u90fd\u53ef\u80fd\u53d7\u5230\u5f71\u54cd\u3002LAR\u57fa\u4e8e\u8d44\u6e90\u6c60\u5185\u4e0d\u540c\u7684\u8d1f\u8f7d\u7b49\u7ea7\uff0c\u5236\u5b9a\u4e86\u591a\u7ea7\u4fdd\u969c\u7b56\u7565\u3002<\/p>\n<p>LAR\u63d0\u4f9b\u4e86\u8d44\u6e90\u91ca\u653e\u3001\u8d44\u6e90\u62a2\u5360\u3001CPU\u964d\u7ea7\u3001Cache\u91ca\u653e\u3001\u5bb9\u5668\u9a71\u9010\u7b49\u8d1f\u8f7d\u5904\u7406\u7b56\u7565\u3002QoSAdaptor\u5468\u671f\u6027\uff08\u79d2\u7ea7\uff09\u5730\u83b7\u53d6\u8282\u70b9\u8d1f\u8f7d\u7684\u6570\u636e\uff0c\u5e76\u8ba1\u7b97\u8d44\u6e90\u6c60\u7684\u8d1f\u8f7d\u7b49\u7ea7\u3002\u5f53\u8d1f\u8f7d\u8fbe\u5230\u4e00\u5b9a\u7684\u8d44\u6e90\u7b49\u7ea7\u65f6\uff0c\u6267\u884c\u5bf9\u5e94\u7684\u8d1f\u8f7d\u7b56\u7565\u3002\u901a\u8fc7CPU\u964d\u7ea7\u3001\u9a71\u9010\u7b49\u884c\u4e3a\uff0c\u6839\u636e\u4f18\u5148\u7ea7\u5bf9\u90e8\u5206\u5bb9\u5668\u8fdb\u884c\u8d44\u6e90\u964d\u7ea7\uff0c\u4fdd\u969c\u6c60\u5185\u7edd\u5927\u591a\u6570\u5bb9\u5668\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<ul>\n<li><strong>\u5bb9\u5668\u9a71\u9010<\/strong>\uff1aKubernetes\u539f\u751f\u7684\u9a71\u9010\u7b56\u7565\u57fa\u4e8e\u6574\u4e2a\u8282\u70b9\u7684\u8d1f\u8f7d\uff0cLAR\u4e2d\u5c06\u7b56\u7565\u7f29\u5c0f\u5230\u4e86\u8d44\u6e90\u6c60\u7ef4\u5ea6\uff0c\u5f53\u6c60\u5185Memory\u4f7f\u7528\u63a5\u8fd1Cgroup\u9650\u5236\uff0c\u907f\u514d\u6574\u4e2a\u8d44\u6e90\u6c60\u51fa\u73b0OOM\uff0c\u5f71\u54cd\u6240\u6709\u5bb9\u5668\u7684\u6b63\u5e38\u8fd0\u884c\uff0c\u4f1a\u7ed3\u5408\u4f18\u5148\u7ea7\u7b5b\u9009Memory\u4f7f\u7528\u8f83\u591a\u7684\u5bb9\u5668\u8fdb\u884c\u9a71\u9010\u64cd\u4f5c\u3002<\/li>\n<li><strong>CPU\u964d\u7ea7<\/strong>\uff1a\u6c60\u5185CPU\u8d1f\u8f7d\u8d85\u8fc7\u4e00\u5b9a\u8d1f\u8f7d\u7b49\u7ea7\uff0c\u907f\u514d\u9ad8\u8d1f\u8f7d\u5bfc\u81f4\u7684\u5bb9\u5668\u95f4\u4e92\u76f8\u5f71\u54cd\uff0cLAR\u4f1a\u7ed3\u5408\u4f18\u5148\u7ea7\u7b5b\u9009CPU\u4f7f\u7528\u8f83\u591a\u7684\u5bb9\u5668\uff0c\u5bf9\u5176CPU\u4f7f\u7528\u8fdb\u884c\u5355\u72ec\u7684\u9650\u5236\u3002\u964d\u7ea7\u64cd\u4f5c\u5b58\u5728\u5b9a\u65f6\u68c0\u67e5\u673a\u5236\uff0c\u5f53\u8d1f\u8f7d\u6062\u590d\u6b63\u5e38\uff0c\u6216\u6709\u8d44\u6e90\u53ef\u4ee5\u62a2\u5360\u7684\u60c5\u51b5\u4e0b\uff0c\u4f1a\u5c06CPU\u9650\u5236\u8fdb\u884c\u6062\u590d\u3002<\/li>\n<li><strong>\u5f3a\u5236\u62a2\u5360<\/strong>\uff1a\u4ece\u66f4\u4f4e\u7b49\u7ea7\u7684\u8d44\u6e90\u6c60\u62a2\u5360\u8d44\u6e90\uff0c\u4e0e\u666e\u901a\u8d44\u6e90\u62a2\u5360\u7684\u533a\u522b\u4e3a\uff0c\u5373\u4f7f\u8d44\u6e90\u5df2\u7ecf\u88ab\u5176\u4ed6\u6c60\u4f7f\u7528\uff0c\u5f3a\u5236\u62a2\u5360\u4f1a\u4f18\u5148\u6ee1\u8db3\u9ad8\u7b49\u7ea7\u8d44\u6e90\u6c60\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h4>2.3.4 \u8d44\u6e90\u667a\u80fd\u8fd0\u8425<\/h4>\n<p>LAR\u57fa\u4e8e\u8d44\u6e90\u6c60\u7684\u5386\u53f2\u8d1f\u8f7d\u4e0e\u5386\u53f2\u5206\u914d\u60c5\u51b5\uff0c\u5bf9\u6c60\u5185\u9ad8\u5cf0\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u8fdb\u884c\u9884\u6d4b\uff0c\u4e3a\u8282\u70b9\u8d44\u6e90\u8c03\u6574\u63d0\u4f9b\u6307\u5bfc\u3002<\/p>\n<p>\u7531\u4e8e\u8d44\u6e90\u6c60\u8d1f\u8f7d\u53d8\u5316\u6bd4\u8f83\u9891\u7e41\uff0c\u540c\u65f6\u53d7\u5230\u6c60\u5185\u670d\u52a1\u53d8\u66f4\u3001\u8d44\u6e90\u603b\u91cf\u3001\u9ad8\u4f4e\u5cf0\u65f6\u95f4\u533a\u95f4\u7b49\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u8282\u70b9\u57fa\u4e8e\u5b9e\u65f6\u8d1f\u8f7d\u8fdb\u884c\u6c60\u5185\u8d44\u6e90\u7684\u53d8\u66f4\u8f83\u4e0d\u7a33\u5b9a\u3002Recommender\u5468\u671f\u6027\u5730\u6839\u636e\u5404\u8282\u70b9\u8d44\u6e90\u6c60\u7684\u5386\u53f2\u8d1f\u8f7d\u4e0e\u5206\u914d\u60c5\u51b5\u8fdb\u884c\u9ad8\u5cf0\u8d44\u6e90\u9884\u6d4b\uff0c\u5e76\u4e0b\u53d1\u5230\u8282\u70b9\uff0c\u63d0\u4f9b\u9ad8\u5cf0\u8d1f\u8f7d\u63a7\u5236\u6307\u5bfc\uff0c\u63d0\u5347\u8d44\u6e90\u6c60\u8d44\u6e90\u4fdd\u969c\u7684\u7a33\u5b9a\u6027\u3002\u540c\u65f6\u901a\u8fc7RCF\u5b8c\u6210\u52a8\u6001\u8d1f\u8f7d\u548c\u9759\u6001\u8d44\u6e90\u7684\u8f6c\u6362\uff0c\u5728\u8c03\u5ea6\u5c42\u5c4f\u853d\u4e86\u52a8\u6001\u8d1f\u8f7d\u53d8\u5316\uff0c\u51cf\u5c11\u8d1f\u8f7d\u9891\u7e41\u53d8\u5316\u5bf9\u8c03\u5ea6\u51c6\u786e\u6027\u7684\u5f71\u54cd\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311113\" alt=\"\u56fe11 \u57fa\u4e8e\u5386\u53f2\u8d1f\u8f7d\u7684\u8d44\u6e90\u9884\u6d4b\" title=\"\u56fe11 \u57fa\u4e8e\u5386\u53f2\u8d1f\u8f7d\u7684\u8d44\u6e90\u9884\u6d4b\" loading=\"lazy\"><\/p>\n<h2>3 \u5e94\u7528\u573a\u666f<\/h2>\n<p>LAR\u7684\u8bbe\u8ba1\u76ee\u6807\u662f\u5728\u4fdd\u969c\u670d\u52a1\u8d28\u91cf\u7684\u540c\u65f6\u63d0\u5347\u6574\u4f53\u8d44\u6e90\u7684\u5229\u7528\u7387\uff0c\u5728\u8d44\u6e90\u5206\u6c60\u5206\u7ea7\u7684\u8bbe\u8ba1\u4e0a\uff0c\u9488\u5bf9\u901a\u7528\u7684\u5728\u7ebf\u670d\u52a1\u8fdb\u884c\u670d\u52a1\u5206\u7ea7\uff0c\u5bf9\u63a5\u4e0d\u540c\u8d44\u6e90\u6c60\uff0c\u63d0\u4f9b\u4e0d\u540c\u7684\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\uff0c\u4ece\u800c\u63d0\u5347\u8d44\u6e90\u7684\u5229\u7528\u7387\u3002\u800c\u5bf9\u4e8e\u79bb\u7ebf\u670d\u52a1\uff0c\u672c\u8eab\u76f8\u5bf9\u4e8e\u5728\u7ebf\u670d\u52a1\u7684\u670d\u52a1\u8d28\u91cf\u8981\u6c42\u4f4e\uff0c\u6545\u800cLAR\u5929\u7136\u5730\u9002\u7528\u4e8e\u6df7\u90e8\u573a\u666f\u3002<\/p>\n<h3>3.1 \u5728\u7ebf\u573a\u666f<\/h3>\n<p>\u5bf9\u4e8e\u5728\u7ebf\u670d\u52a1\uff0c\u901a\u8fc7\u5bf9\u670d\u52a1\u8fdb\u884c\u5206\u7ea7\uff0c\u5e76\u901a\u8fc7\u670d\u52a1\u753b\u50cf\u5bf9\u670d\u52a1\u8fdb\u884c\u7ec6\u81f4\u523b\u753b\uff0c\u5c06\u8d44\u6e90\u654f\u611f\u578b\u670d\u52a1\u548c\u5173\u952e\u6838\u5fc3\u670d\u52a1\u90e8\u7f72\u5230LAR\u4f18\u5148\u7ea7\u6700\u9ad8\u7684\u8d44\u6e90\u6c60\u4e2d\uff1b\u800c\u5bf9\u4e8e\u4e00\u822c\u7684\u5728\u7ebf\u670d\u52a1\uff0c\u90e8\u7f72\u5728\u6b21\u4f18\u5148\u7ea7\u8d44\u6e90\u6c60\u3002\u9ad8\u4f18\u8d44\u6e90\u6c60\u63d0\u4f9b\u66f4\u7ec6\u7c92\u5ea6\u4e0e\u4e25\u683c\u7684\u8d44\u6e90\u9694\u79bb\u624b\u6bb5\uff08\u5305\u62ec\u7ed1\u6838\u3001\u8fdb\u7a0b\u7ea7\u4f18\u5148\u8c03\u5ea6\u3001I\/O\u9694\u79bb\u3001\u7f51\u7edc\u9694\u79bb\u3001Cache\u9694\u79bb\u7b49\uff09\uff0c\u4ee5\u53ca\u5728\u8d44\u6e90\u7ade\u4e89\u65f6\u9ad8\u4f18\u7684\u8d44\u6e90\u4f9b\u7ed9\u4fdd\u969c\uff0c\u4fdd\u8bc1\u6c60\u5185\u670d\u52a1\u7684\u8d28\u91cf\u7a33\u5b9a\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311114\" alt=\"\u56fe12 LAR\u5728\u7ebf\u573a\u666f\u8d44\u6e90\u6c60\" title=\"\u56fe12 LAR\u5728\u7ebf\u573a\u666f\u8d44\u6e90\u6c60\" loading=\"lazy\"><\/p>\n<p>\u5982\u4e0a\u56fe12\u6240\u793a\uff0c\u4e00\u65b9\u9762\u6211\u4eec\u5bf9\u9ad8\u4f18\u8d44\u6e90\u6c60\u914d\u7f6e\u66f4\u5f3a\u7684\u8d44\u6e90\u9694\u79bb\u7b56\u7565\uff08\u6bd4\u5982CPU\u7ed1\u6838\u3001\u8fdb\u7a0b\u4f18\u5148\u8c03\u5ea6\u7b49\uff09\uff0c\u53e6\u4e00\u65b9\u9762\u5728\u6c60\u5185\u8d44\u6e90\u914d\u7f6e\u4e0a\uff0c\u9ad8\u4f18\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\u66f4\u9ad8\u3002\u8f6c\u6362\u6210\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u5229\u7528\u7387\uff0c\u9ad8\u4f18\u6c60\u8d44\u6e90\u5229\u7528\u7387\u63a7\u5236\u5728\u4e00\u4e2a\u5b89\u5168\u8f83\u4f4e\u7684\u6c34\u4f4d\uff1b\u800c\u4f4e\u4f18\u6c60\uff0c\u5219\u76f8\u5bf9\u5728\u4e00\u4e2a\u66f4\u9ad8\u7684\u6c34\u5e73\u3002\u800c\u7531\u4e8e\u9ad8\u4f18\u6c60\u4e3b\u8981\u9488\u5bf9\u5173\u952e\u6838\u5fc3\u4e14\u5bf9\u8d44\u6e90\u654f\u611f\u7684\u5728\u7ebf\u670d\u52a1\uff0c\u5176\u5728\u6574\u4e2a\u5728\u7ebf\u670d\u52a1\u4e2d\u76f8\u5bf9\u6bd4\u4f8b\u4e0d\u8d85\u8fc720%\u3002\u4ece\u800c\u80fd\u6574\u4f53\u63d0\u5347\u6574\u673a\u7684\u8d44\u6e90\u5229\u7528\u7387\u6c34\u5e73\u3002<\/p>\n<p>LAR\u5728\u7ebf\u670d\u52a1\u573a\u666f\u4e2d\u7684\u5e94\u7528\uff0c\u76ee\u524d\u5728Hulk\u7684\u7ebf\u4e0a\u7ebf\u4e0b\u5747\u5df2\u843d\u5730\uff0c\u5982\u56fe13\u6240\u793a\u7ebf\u4e0aLAR\u96c6\u7fa4\uff08\u84dd\u8272\u66f2\u7ebf\u8868\u793a\uff09\u7684\u6574\u4f53\u5e73\u5747CPU\u5229\u7528\u7387\u76f8\u5bf9\u4e8eNative\u7684Kubernetes\u96c6\u7fa4\uff08\u6a59\u8272\u548c\u7eff\u8272\u66f2\u7ebf\u8868\u793a\uff09\u5e73\u5747\u9ad85\u523010\u4e2a\u767e\u5206\u70b9\uff0c\u4f46\u6574\u4f53\u5e73\u5747\u670d\u52a1\u8d28\u91cf\uff08\u56fe14\uff09\u548cNative\u7684Kubernetes\u96c6\u7fa4\u53cd\u800c\u66f4\u7a33\u5b9a\u3002\u5176\u4e2dLAR\u96c6\u7fa4\u76ee\u524d\u4f5c\u4e3a\u5728\u7ebf\u96c6\u7fa4\u4f7f\u7528\uff0c\u6682\u65e0\u79bb\u7ebf\u670d\u52a1\u63a5\u5165\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311115\" alt=\"\u56fe13 \u5728\u7ebf\u96c6\u7fa4\u8d44\u6e90\u5229\u7528\u7387\" title=\"\u56fe13 \u5728\u7ebf\u96c6\u7fa4\u8d44\u6e90\u5229\u7528\u7387\" loading=\"lazy\"><\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311116\" alt=\"\u56fe14 \u96c6\u7fa4\u670d\u52a1\u8d28\u91cf\" title=\"\u56fe14 \u96c6\u7fa4\u670d\u52a1\u8d28\u91cf\" loading=\"lazy\"><\/p>\n<h3>3.2 \u6df7\u90e8\u573a\u666f<\/h3>\n<p>\u6df7\u90e8\u4e3b\u8981\u5c31\u662f\u901a\u8fc7\u5c06\u5ef6\u65f6\u548c\u7a33\u5b9a\u6027\u5bb9\u9519\u6027\u66f4\u9ad8\u7684\u79bb\u7ebf\u670d\u52a1\u548c\u5728\u7ebf\u670d\u52a1\u6df7\u5408\u90e8\u7f72\uff0c\u5b9e\u73b0\u5728\u7ebf\u670d\u52a1\u548c\u79bb\u7ebf\u670d\u52a1\u5728\u8d44\u6e90\u4f7f\u7528\u65f6\u7a7a\u4e0a\u7684\u524a\u5cf0\u586b\u8c37\uff0c\u5982\u4e0b\u56fe15\u6240\u793a\uff1a<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311117\" alt=\"\u56fe15 \u6df7\u90e8\u573a\u666f\u8d44\u6e90\u590d\u7528\" title=\"\u56fe15 \u6df7\u90e8\u573a\u666f\u8d44\u6e90\u590d\u7528\" loading=\"lazy\"><\/p>\n<p>\u4ece\u4e0a\u8ff0\u7ae0\u8282\u4ecb\u7ecd\u7684LAR\u8d44\u6e90\u6a21\u578b\u53ef\u77e5\uff0cLAR\u8d44\u6e90\u6a21\u578b\u7684\u6838\u5fc3\u7279\u5f81\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u8d44\u6e90\u5206\u6c60\u5206\u7ea7\u7ba1\u7406\uff0c\u6c60\u5185\u8d44\u6e90\u5171\u4eab\uff0c\u6c60\u95f4\u8d44\u6e90\u9694\u79bb\u3002<\/li>\n<li>\u8d44\u6e90\u6c60\u8d44\u6e90\u914d\u7f6e\u7531\u8d44\u6e90\u6c60\u4f18\u5148\u7ea7\u548c\u8d44\u6e90\u6c60\u5185\u8d1f\u8f7d\u51b3\u5b9a\u3002<\/li>\n<li>QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\u6839\u636e\u8d1f\u8f7d\u8c03\u6574\u8d44\u6e90\u6c60\u7684\u8d44\u6e90\u914d\u7f6e\uff0c\u4f18\u5148\u4fdd\u969c\u9ad8\u4f18\u8d44\u6e90\u6c60\u8d44\u6e90\u4f9b\u7ed9\u3002<\/li>\n<\/ul>\n<p>\u6709\u4e86\u4e0a\u8ff0\u80fd\u529b\u7684\u4fdd\u969c\uff0cLAR\u5929\u7136\u5730\u9002\u5e94\u4e8e\u6df7\u90e8\u573a\u666f\u3002\u5728\u6df7\u90e8\u573a\u666f\u4e2d\uff0c\u5047\u8bbe\u5c06\u8d44\u6e90\u6c60\u5206\u4e3a0\u30011\u30012\u4e09\u4e2a\u7ea7\u522b\uff0c\u4f18\u5148\u7ea7\u4f9d\u6b21\u7531\u9ad8\u5230\u4f4e\u30020\u548c1\u53f7\u6c60\u5206\u522b\u5bf9\u5e94\u6838\u5fc3\u5173\u952e\u5728\u7ebf\u670d\u52a1\u548c\u4e00\u822c\u7684\u5728\u7ebf\u670d\u52a1\uff0c\u800c2\u53f7\u6c60\u5bf9\u5e94\u79bb\u7ebf\u670d\u52a1\u4f7f\u7528\u7684\u8d44\u6e90\u6c60\u3002LAR\u7684\u8d44\u6e90\u52a8\u6001\u8c03\u6574\u4fdd\u969c\u8d1f\u8f7d\u80fd\u529b\uff0c\u4f1a\u81ea\u52a8\u5c060\u53f7\u6c60\u4e0e1\u53f7\u6c60\u5728\u4e1a\u52a1\u4f4e\u5cf0\u671f\uff08\u8d1f\u8f7d\u4f4e\uff09\u7684\u95f2\u7f6e\u8d44\u6e90\u56de\u6536\uff0c\u63d0\u4f9b\u7ed92\u53f7\u6c60\u7684\u79bb\u7ebf\u670d\u52a1\u4f7f\u7528\u3002\u5e76\u4e14QoS\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u673a\u5236\uff0c\u53ef\u4ee5\u786e\u4fdd\u5728\u4e1a\u52a1\u9ad8\u5cf0\u6765\u4e34\u65f6\uff0c\u79d2\u7ea7\u62a2\u53602\u53f7\u6c60\u8d44\u6e90\uff08\u5bf9\u4e8e\u5185\u5b58\u7b49\u975e\u590d\u7528\u578b\u8d44\u6e90\uff0c\u901a\u8fc7\u9a71\u9010\u65b9\u5f0f\u5f3a\u5236\u56de\u6536\uff09\uff0c\u4ece\u800c\u4fdd\u969c\u5728\u7ebf\u670d\u52a1\u7684\u8d44\u6e90\u4f7f\u7528\u3002<\/p>\n<p>\u76ee\u524d\uff0cLAR\u96c6\u7fa4\u5df2\u9646\u7eed\u63a5\u5165\u79bb\u7ebf\u670d\u52a1\u8fdb\u884c\u6df7\u90e8\u7684\u9a8c\u8bc1\u3002<\/p>\n<h2>4 \u6f14\u8fdb\u89c4\u5212<\/h2>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042311118\" alt=\"\u56fe16 LAR\u6f14\u8fdb\u89c4\u5212\" title=\"\u56fe16 LAR\u6f14\u8fdb\u89c4\u5212\" loading=\"lazy\"><\/p>\n<p>LAR\u7cfb\u7edf\u4ece2021\u5e74\u5f00\u59cb\u89c4\u5212\u5e76\u542f\u52a8\u5efa\u8bbe\uff0c1.0\u7248\u672c\u6211\u4eec\u5b8c\u6210\u4e86\u8d44\u6e90\u5206\u7ea7\u7cfb\u7edf\u3001\u8d1f\u8f7d\u9a71\u52a8\u7684\u52a8\u6001\u8d44\u6e90\u89c6\u56fe\u5efa\u8bbe\u30022.0\u7248\u672c\uff0c\u6211\u4eec\u4e3b\u8981\u5b8c\u6210\u4e86\u670d\u52a1\u8d28\u91cf\u4fdd\u969c\u4f53\u7cfb\u5efa\u8bbe\u3002\u76ee\u524d\uff0c\u6211\u4eec\u6b63\u5728\u4e0e\u7f8e\u56e2\u5185\u90e8\u591a\u4e2a\u4e1a\u52a1\u65b9\u6df1\u5ea6\u8fdb\u884c\u5408\u4f5c\uff0c\u63a2\u7d22\u670d\u52a1\u5206\u7ea7\u63a5\u5165\u53ca\u6df7\u90e8\u573a\u666f\u7684\u5e94\u7528\u3002\u672a\u6765\uff0cLAR\u4f1a\u7ee7\u7eed\u5728\u81ea\u52a8\u5316\u667a\u80fd\u5316\u8fd0\u8425\u548c\u6df7\u90e8\u573a\u666f\u5e94\u7528\u8fdb\u884c\u63a2\u7d22\u8fed\u4ee3\u3002<\/p>\n<h2>5 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<a href=\"https:\/\/segmentfault.com\/a\/mailto:edp.itu.zhaopin@meituan.com\">edp.itu.zhaopin@meituan.com<\/a>\uff08\u90ae\u4ef6\u4e3b\u9898\u8bf7\u6ce8\u660e\uff1aHulk\u8c03\u5ea6\u7cfb\u7edf\uff09<\/p>\n<p><strong>\u9605\u8bfb\u7f8e\u56e2\u6280\u672f\u56e2\u961f\u66f4\u591a\u6280\u672f\u6587\u7ae0\u5408\u96c6<\/strong><\/p>\n<p><a href=\"https:\/\/link.segmentfault.com\/?enc=8YATxfd006R%2B4Q7ng6TEDA%3D%3D.3otpvtt0BZbxhBrfXllOdw%2BFQBhgEGMgpV56ftwccVY8Oogbq0QbxxTTzDSoJvQZhSYTdcV15t1KD%2Bv%2Fw8rL8BqU4KCOvqtbvL5OgMYeA2vyyDki2%2FZtanKLVSyPu3jLAX88aKJ4aMlmFKG0tP%2FQ22n%2FRH0mXpf2jClLfn%2F7Q%2FR3poyuIBjc9In5mPwf5FtKdpimAIwF8FOxQcRHFe5djbx9INvUr%2BXPu%2BkPuQyygfnRLnpw1OVt4r3Q8re23h0V\" rel=\"nofollow\">\u524d\u7aef<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=hTCfKcZIOsEYijrZdnX77w%3D%3D.Eai26lzstmcvCUraSH%2Bs%2F3bMzzAU3SkD50o1HSZz3sXQu8XvGc50blpU9D0mW1T2Xpz6wzqIhH4IbBxOS1LuY6z5Hb4BbIsXztt6zLJe2DwZ8JGMjA92ZeocrA%2FAWHw0bzQOxIxAIf7J%2B5eOTxIgTS2nNT3GV%2FQ58rt8k7Qvm44SQFaZTuZSUhxuilgfA7elcDo0QgwgkI%2BB9E5lxi4QHfyUGRgSvJPj4EF8PTJvSElMVCX4rn3aqPHNmMBoK6nz\" rel=\"nofollow\">\u7b97\u6cd5<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=aUNsSUjpmh2QZDJuczZEPQ%3D%3D.AV9W%2Br8%2F7LkUUip%2BEFfcoe7VWNEURIbWrw9Dk%2FKQjUtDfOZfGYMlHuLa7df3Pcz58rLgP%2FANLFvjcpEdFqX3G9xbYsifmXNHJGx0KMqwESMdKgqXSGHUFPqg0v9gmZSZIRmfMHl0FoYMGZE2SmOcBc4A9KiJLwtP%2Ba7PcUZqdPG768B0aKUaD%2FcSyFnPe1vEriECSiWBaiYJQUwoeXbPRzmmoq31JwbuqbF%2BnccLJ2ac1rc%2BCp%2F6hh60rlVpEsxI\" rel=\"nofollow\">\u540e\u7aef<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=UnOSRdcdbE6qMtPGvmMpFA%3D%3D.LW1LlNtKttAanT%2BteT%2F3EJPxnZ%2Bg21jBWQjLUXj%2BfDswVO7MTQZ8PYxn7qmWo62QTBw5jhr1D%2FBivWW%2Beh95jpC5Gb2%2F5eWVPdBIswd48OTI5Cx4DpFnWQiStdfVGDMaEnMKtQ7pEOOLBoGb394m8gX7d3xYWkSRAw77UktnWisgbl2uobhVULBqS7EnuQ%2BRpxJMNjbYDL0KIcdeT7CqIMYSehXCWKVrIE1X3O%2BDtPRGJucdZ72udBPiecI6m3Hm\" rel=\"nofollow\">\u6570\u636e<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=dCvAZF7xeIhpk1RRcjbaHg%3D%3D.hyxyfy1FAtrFn%2BwU7Nx8sjx5PCJrNMDRuGOzsrv7towT4paaP2%2Bx44tQx8wBz0U3RuJKfBWVsTsUaX9ZsqwZZ%2FeBK5kDtwSE5FoNzvy4Ddliwa7nnmzHwM06%2Bexa54XA%2FqRljNGqWVX3N07PLYXmcEezdjPQ4HVVBDNzKr%2B7%2BKZWytorqAqczYkbzAPokVz2UT3yQiNLcZ6efyv3PT5Qjc0ZZSS8gc2bSObmsv4QrpjZUGq4uN9P50O6B%2BiPYmB0\" rel=\"nofollow\">\u5b89\u5168<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=amy6W2XoMPPiFXGSK1SF0A%3D%3D.s6gXbsVkzfph38IVhpzflXv7S21VO6NyXH367XrzSZldLYmVxpQuuO0yqXfdtu7TTo1jCmoRCcucUR3CCQHd85gWQyn0DkF%2FI50qRgKC1G32mF%2BCTG3lp3sjt4yY9a5WvUshGzslbJJGJoLTvsf%2FKNpsjRxUjUFVrjdpYjgK2yO8nXnwHGGNQJYWXqnX9Ykvq%2BQGA4OGkutMKSMsAJcVAHF82aNDGl9Y5CfBZypHJ%2F%2Bul5sKWUkPYIsOQyEjCxyd\" rel=\"nofollow\">\u8fd0\u7ef4<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=gVAebVWczEicBYU1%2FGG9JA%3D%3D.NkzCQCkNZa9fGYhrnVOKk9pPxlpO6YczKbns%2FAJ0Lgq0hogJg3saUfO1LuRJNHSfwTiOdPApdNcJNlsIGrK0LYhqXU%2FKNtAIP%2B0tbkntBH8MoaHxIGc7nPP1Ps92ZZZdJQTspV6RYLa41%2B5%2Bw0DkXKdOsp8vSItovcPVhGccvj92rdfb3mw%2BLTAMj7fSIrV7HUoCkkgeEuAL1QH%2F3MxW0BLuNUehP4%2FRHgRr9xUtHiT3rklns2xrm8qawcaUA0Sr\" rel=\"nofollow\">iOS<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=HTj7%2FUp2GHTW19frroiz9g%3D%3D.NJz3YB3Vu9wDaEYGeJki65ctQ3Eip%2Bj6jrJV9foZuDz6GELT5F%2FDMaIdtb0KdwKgS7e8fECFTWLfYLvTjs%2BzVcVDgg8%2F3tHRzuvzoLZnrxut3WHmxAH8AyKzhYmPYjLba%2BBZ4kcljGMId8Mk4QgUTIh0Mxh95sfRx89yZHtWGsDEnZ6t3I7Op70mS1cj4K7qlzbe1O5o7E%2BvSKVAk26qHIgIrPqItFl0kVLumk3hcNP9T3nCWcuJW%2ByMMrf7O9oW\" rel=\"nofollow\">Android<\/a> | <a href=\"https:\/\/link.segmentfault.com\/?enc=g9DvzPH1MtXxLXIlA3DHcA%3D%3D.qIKjQIQMtcOfdy5vMthX%2BEsPZdKSRUX5qU3ALL3N%2Bx8TwwEid9Lsh5p3b76c1DISHRjtwqqiI27Aw4776AD0%2Fst1jt0Wzs6srQB6tbYbKqNQADjERzf76%2BAsJMU9U3igucMtDyPKLHBnTS3ZC90dA1uZ8p60hpypKTPzufd5K7WpF4D1ad3jwKDCFjjkhtr9%2Fwdfg9YgoIizf7K24DhQpHEmJNZHJxQqxrEiivQFzf%2FNupFPcxxmqhFB9KLHS207\" rel=\"nofollow\">\u6d4b\u8bd5<\/a><\/p>\n<p><strong>|<\/strong>  \u5728\u516c\u4f17\u53f7\u83dc\u5355\u680f\u5bf9\u8bdd\u6846\u56de\u590d\u30102021\u5e74\u8d27\u3011\u3001\u30102020\u5e74\u8d27\u3011\u3001\u30102019\u5e74\u8d27\u3011\u3001\u30102018\u5e74\u8d27\u3011\u3001\u30102017\u5e74\u8d27\u3011\u7b49\u5173\u952e\u8bcd\uff0c\u53ef\u67e5\u770b\u7f8e\u56e2\u6280\u672f\u56e2\u961f\u5386\u5e74\u6280\u672f\u6587\u7ae0\u5408\u96c6\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042283403\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>| \u672c\u6587\u7cfb\u7f8e\u56e2\u6280\u672f\u56e2\u961f\u51fa\u54c1\uff0c\u8457\u4f5c\u6743\u5f52\u5c5e\u7f8e\u56e2\u3002\u6b22\u8fce\u51fa\u4e8e\u5206\u4eab\u548c\u4ea4\u6d41\u7b49\u975e\u5546\u4e1a\u76ee\u7684\u8f6c\u8f7d\u6216\u4f7f\u7528\u672c\u6587\u5185\u5bb9\uff0c\u656c\u8bf7\u6ce8\u660e\u201c\u5185\u5bb9\u8f6c\u8f7d\u81ea\u7f8e\u56e2\u6280\u672f\u56e2\u961f\u201d\u3002\u672c\u6587\u672a\u7ecf\u8bb8\u53ef\uff0c\u4e0d\u5f97\u8fdb\u884c\u5546\u4e1a\u6027\u8f6c\u8f7d\u6216\u8005\u4f7f\u7528\u3002\u4efb\u4f55\u5546\u7528\u884c\u4e3a\uff0c\u8bf7\u53d1\u9001\u90ae\u4ef6\u81f3<a href=\"https:\/\/segmentfault.com\/a\/mailto:tech@meituan.com\">tech@meituan.com<\/a>\u7533\u8bf7\u6388\u6743\u3002<\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042311101\">https:\/\/segmentfault.com\/a\/1190000042311101<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f8e\u56e2Hulk\u8c03\u5ea6\u7cfb\u7edf\u56e2\u961f\u5728\u96c6\u7fa4\u670d\u52a1\u8d28\u91cf\u4e0e\u8d44\u6e90\u5229\u7528\u7387\u8fd0\u8425\u7684\u957f\u671f\u843d\u5730\u5b9e\u8df5\u4e2d\uff0c\u57fa\u4e8e\u4e1a\u52a1\u5b9e\u9645\u573a\u666f\uff0c\u81ea\u4e3b\u8bbe\u8ba1\u7814\u53d1\u4e86\u96c6\u7fa4\u8d1f [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-10006190","post","type-post","status-publish","format-standard","hentry"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006190"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006190\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}