{"id":10006282,"date":"2022-08-22T20:53:32","date_gmt":"2022-08-22T12:53:32","guid":{"rendered":"https:\/\/ityet.com\/?p=10006282"},"modified":"2022-08-22T20:53:32","modified_gmt":"2022-08-22T12:53:32","slug":"%e5%be%ae%e6%9c%8d%e5%8a%a1%e6%b2%bb%e7%90%86%e7%83%ad%e9%97%a8%e6%8a%80%e6%9c%af%e6%8f%ad%e7%a7%98%ef%bc%9a%e6%97%a0%e6%8d%9f%e4%b8%8a%e7%ba%bf","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006282","title":{"rendered":"\u5fae\u670d\u52a1\u6cbb\u7406\u70ed\u95e8\u6280\u672f\u63ed\u79d8\uff1a\u65e0\u635f\u4e0a\u7ebf"},"content":{"rendered":"

\u7b80\u4ecb\uff1a\u00a0\u4e3a\u4ec0\u4e48\u6709\u4e86\u65e0\u635f\u4e0b\u7ebf\uff0c\u8fd8\u9700\u8981\u65e0\u635f\u4e0a\u7ebf\uff1f\u65e0\u635f\u4e0a\u7ebf\u53ef\u4ee5\u89e3\u51b3\u54ea\u4e9b\u95ee\u9898\uff1f\u672c\u7bc7\u6587\u7ae0\u5c06\u4e00\u4e00\u56de\u7b54\u8fd9\u4e9b\u95ee\u9898\u3002\u4f5c\u8005\uff1a\u5341\u7720\u00a0\u4e3a\u4ec0\u4e48\u6709\u4e86\u65e0\u635f\u4e0b\u7ebf\uff0c\u8fd8\u9700\u8981\u65e0\u635f\u4e0a\u7ebf\uff1f\u65e0\u635f\u4e0a\u7ebf\u53ef\u4ee5\u89e3\u51b3\u54ea\u4e9b\u95ee\u9898\uff1f\u00a0\u672c\u7bc7\u6587\u7ae0\u5c06\u4e00\u4e00\u56de\u7b54\u8fd9\u4e9b\u95ee\u9898\u3002\u00a0\u65e0\u635f\u4e0a\u7ebf\u529f\u80fd\u4e0d\u5f97\u4e0d\u8bf4\u662f\u4e00\u4e2a\u5ba2\u6237\u6253\u78e8\u51fa\u6765\u7684\u529f\u80fd\u00a0\u6211\u4eec\u5c06\u4ece\u4e00\u6b21\u53d1\u5e03\u95ee\u9898\u7684\u6392\u67e5\u4e0e\u89e3\u51b3\u7684\u8fc7\u7a0b\u8bf4\u8d77\u3002\u00a0\u80cc\u666f\u00a0\u963f\u91cc\u4e91\u5185\u90e8\u67d0\u5e94\u7528\u4e2d\u5fc3\u670d\u52a1\u5728\u53d1\u5e03\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u4e86\u5927\u91cf\u7684 5xx \u8d85\u65f6\u5f02\u5e38\u3002\u521d\u6b65\u6000\u7591\u662f\u65e0\u635f\u4e0b\u7ebf\u95ee\u9898\uff0c\u4e8e\u662f\u5f88\u5feb\u4fbf\u63a5\u5165\u4e86 MSE \u63d0\u4f9b\u7684\u65e0\u635f\u4e0b\u7ebf\u529f\u80fd\u3002\u4f46\u662f\u63a5\u5165\u65e0\u635f\u4e0b\u7ebf\u529f\u80fd\u540e\u7ee7\u7eed\u53d1\u5e03\uff0c\u5e94\u7528\u7684\u53d1\u5e03\u8fc7\u7a0b\u4f9d\u7136\u5b58\u5728\u5927\u91cf\u7684\u8d85\u65f6\u62a5\u9519\u3002\u6839\u636e\u4e1a\u52a1\u65b9\u540c\u5b66\u7684\u53cd\u9988\uff0c\u5927\u6982\u5e94\u7528\u5728\u542f\u52a8\u540e 5 \u79d2\u5de6\u53f3\uff0c\u4f1a\u6709\u5927\u91cf\u8d85\u65f6\u8bf7\u6c42\u3002\u00a0\u65e0\u635f\u4e0b\u7ebf\u529f\u80fd\u672a\u751f\u6548\uff1f\u00a0\u4e8e\u662f\u62c9\u4e86\u76f8\u5173\u7684\u540c\u5b66\u5f00\u59cb\u6392\u67e5\u3002\u5e94\u7528\u7684\u8c03\u7528\u60c5\u51b5\u5982\u4e0b\uff1agateway – > A -> C \u3002\u00a0
\"\u56fe\u7247\"
\u00a0\u53d1\u5e03\u7684\u5e94\u7528\u4e3a C \u5e94\u7528\uff0c\u53d1\u5e03\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u5927\u91cf\u8d85\u65f6\u62a5\u9519\u3002\u6211\u4eec\u901a\u8fc7\u76f8\u5173\u65e5\u5fd7\u4e0e\u5e94\u7528\u7684\u542f\u52a8\u60c5\u51b5\uff0c\u6574\u7406\u5982\u4e0b\u7ebf\u7d22\uff1a\u00a0\u3010\u670d\u52a1\u7aef\u89c6\u89d2\u3011\uff1a\u627e\u4e86\u4e00\u53f0 C \u5e94\u7528\u7684\u673a\u5668 xxx.xxx.xxx.60 \u89c2\u5bdf\u00a0\u7b2c\u4e00\u9636\u6bb5\uff1axxx.xxx.xxx.60 (C \u5e94\u7528)\u4e0b\u7ebf\u9636\u6bb5\u00a020:27:51 \u5f00\u59cb\u91cd\u542f\uff0c\u6267\u884c\u91cd\u542f\u811a\u672c\u540c\u65f6\u89c2\u5bdf\u5230\u6267\u884c\u4e86 sendReadOnlyEvent \u52a8\u4f5c\uff0c\u8868\u660e\u670d\u52a1\u7aef\u53d1\u9001\u53ea\u8bfb\u4e8b\u4ef6\uff0c\u5ba2\u6237\u7aef\u4e0d\u4f1a\u518d\u8bf7\u6c42\u8be5\u670d\u52a1\u7aef\u5728 sendReadOnlyEvent \u540e\uff0c\u5f00\u59cb\u9646\u7eed\u6267\u884c\u6ce8\u9500\u670d\u52a1\u52a8\u4f5c20:27:54 \u6ce8\u9500\u6240\u6709 provider seivce \u5b8c\u621020:28:15 \u00a0\u5e94\u7528\u6536\u5230 kill -15 \u4fe1\u53f7\u00a0\u7b2c\u4e8c\u9636\u6bb5\uff1axxx.xxx.xxx.60 (C \u5e94\u7528)\u4e0a\u7ebf\u9636\u6bb5\u00a020:28:34 \u670d\u52a1\u7aef\u91cd\u65b0\u542f\u52a820:29:19 \u5728 Dubbo \u6ce8\u518c\u4e2d\u5fc3\u63a7\u5236\u53f0\u89c2\u5bdf\u5230 xxx.xxx.xxx.60 \u6ce8\u518c\u5b8c\u6bd520:29:19,257 \u65e5\u5fd7\u4e2d\u770b\u5230 start NettyServer\u00a0\u3010\u5ba2\u6237\u7aef\u89c6\u89d2\u3011\uff1a\u627e\u4e86\u4e00\u53f0 A \u5e94\u7528\u7684\u673a\u5668 XXX.XXX.XXX.142 \u89c2\u5bdf\u00a020:27:51 received readOnly event\uff0c\u6536\u5230\u670d\u52a1\u7aef\u53d1\u9001\u7684\u53ea\u8bfb\u4e8b\u4ef6\uff0c\u6b64\u65f6\u8be5\u5ba2\u6237\u7aef\u4e0d\u4f1a\u8bf7\u6c42\u81f3 XXX.XXX.XXX.60 \u673a\u566820:27:56 close [xxx.xxx.xxx.142:0 -> \/XXX.XXX.XXX.60:20880] \uff0c\u5173\u95edchannel\u8fde\u63a5\u00a0\u4e1a\u52a1\u65e5\u5fd7\u62a5\u9519\u4fe1\u606f\u00a0\u540c\u65f6\u641c C \u5e94\u7528\u7684\u673a\u5668 XXX.XXX.XXX.60 \u7684\u62a5\u9519\u76f8\u5173\u7684\u65e5\u5fd7\uff0c\u5171 237 \u6761\u65e5\u5fd7\u00a0\u5176\u4e2d\u6700\u65e9\u7684 time: \u00a02020-07-30 20:29:26,524\u00a0\u5176\u4e2d\u6700\u665a\u7684 time: \u00a02020-07-30 20:29:59,788\u00a0\u7ed3\u8bba\u00a0\u89c2\u5bdf\u8fd9\u4e9b\u8ff9\u8c61\u53ef\u4ee5\u521d\u6b65\u5f97\u51fa\u7ed3\u8bba\uff1a\u00a0\u65e0\u635f\u4e0b\u7ebf\u8fc7\u7a0b\u5747\u7b26\u5408\u9884\u671f\uff0c\u5e76\u4e14\u4e0b\u7ebf\u8fc7\u7a0b\u4e2d\u5e76\u6ca1\u6709\u51fa\u73b0\u4efb\u4f55\u62a5\u9519\u62a5\u9519\u671f\u95f4\u5904\u4e8e\u670d\u52a1\u7aef\u5e94\u7528\u6210\u529f\u542f\u52a8\u540e\u4e14\u6ce8\u518c\u6210\u529f\u540e\uff0c\u4e0e\u4e1a\u52a1\u65b9\u89c2\u5bdf\u7684\u73b0\u8c61\u4e00\u81f4\u00a0\u00a0\u8fd9\u65f6\u5019\u6000\u7591\u662f\u4e0a\u7ebf\u671f\u95f4\u7684\u95ee\u9898\uff0c\u540c\u65f6\u6392\u67e5\u670d\u52a1\u7aef\u76f8\u5173\u65e5\u5fd7\uff0c\u53d1\u5728\u62a5\u9519\u671f\u95f4\uff0c\u670d\u52a1\u7aef\u7ebf\u7a0b\u88ab\u6253\u6ee1\uff1a\u00a0
\"\u56fe\u7247\"
\u00a0\u95ee\u9898\u5b9a\u4f4d\u4e3a\u4e0a\u7ebf\u8fc7\u7a0b\u4e2d\u7684\u95ee\u9898\uff0c\u4e0e\u65e0\u635f\u4e0b\u7ebf\u65e0\u5173\u3002\u00a0\u65e0\u635f\u4e0a\u7ebf\u5b9e\u8df5\u00a0\u6211\u4eec\u5e2e\u52a9\u7528\u6237\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\uff1a\u5e2e\u52a9\u7528\u6237\u53d1\u73b0\u95ee\u9898\u7684\u672c\u8d28\u3001\u627e\u5230\u95ee\u9898\u7684\u901a\u7528\u6027\u3001\u89e3\u51b3\u95ee\u9898\u3001\u5c06\u89e3\u51b3\u901a\u7528\u95ee\u9898\u7684\u80fd\u529b\u4ea7\u54c1\u5316\u3002\u00a0\u53d1\u73b0\u7528\u6237 Dubbo \u7248\u672c\u6bd4\u8f83\u4f4e\uff0c\u7f3a\u5c11\u81ea\u52a8\u6253\u7ebf\u7a0b\u5806\u6808\u7684\u80fd\u529b\uff1a\u00a0\u901a\u8fc7 MSE \u589e\u52a0 Dubbo \u7ebf\u7a0b\u6c60\u6ee1\u81ea\u52a8 JStack \u80fd\u529b\u00a0\u8fd9\u662f\u6bcf\u6b21\u53d1\u5e03\u5fc5\u73b0\u7684\u95ee\u9898\uff0c\u901a\u8fc7\u89c2\u5bdf\u7ebf\u7a0b\u6c60\u6ee1\u65f6\u7684 JStack \u65e5\u5fd7\uff0c\u6709\u52a9\u4e8e\u6211\u4eec\u5b9a\u4f4d\u95ee\u9898\u3002\u00a0\u963b\u585e\u5728\u5f02\u6b65\u8fde\u63a5\u7b49\u8d44\u6e90\u51c6\u5907\u4e0a\u00a0\u521d\u6b65\u89c2\u5bdf JStack \u65e5\u5fd7\uff0c\u53d1\u73b0\u4e0d\u5c11\u7ebf\u7a0b\u963b\u585e\u5728 taril\/druid \u7b49\u5f02\u6b65\u8fde\u63a5\u8d44\u6e90\u51c6\u5907\u4e0a\uff1a\u00a0
\"\u56fe\u7247\"
\u00a0\u540c\u65f6\u6211\u4eec\u4e91\u4e0a\u4e5f\u6709\u6709\u5ba2\u6237\u9047\u5230\u8fc7\uff0c\u5e94\u7528\u542f\u52a8\u540e\u4e00\u6bb5\u65f6\u95f4\u5185 Dubbo \u7ebf\u7a0b\u6c60\u6ee1\u7684\u95ee\u9898\uff0c\u540e\u7ecf\u8fc7\u6392\u67e5\u7531\u4e8e Redis \u8fde\u63a5\u6c60\u4e2d\u7684\u8fde\u63a5\u672a\u63d0\u524d\u5efa\u7acb\uff0c\u6d41\u91cf\u8fdb\u6765\u540e\u5927\u91cf\u7ebf\u7a0b\u963b\u585e\u5728 Redis \u8fde\u63a5\u5efa\u7acb\u4e0a\u3002\u00a0\u8fde\u63a5\u6c60\u901a\u8fc7\u5f02\u6b65\u7ebf\u7a0b\u4fdd\u6301\u8fde\u63a5\u6570\u91cf\uff0c\u9ed8\u8ba4\u5728\u5e94\u7528\u542f\u52a8\u540e 30 \u79d2\u5efa\u7acb\u6700\u5c0f\u8fde\u63a5\u6570\u7684\u8fde\u63a5\u3002\u00a01\u3001\u89e3\u51b3\u601d\u8def\u63d0\u524d\u5efa\u7acb\u8fde\u63a5\u4f7f\u7528\u670d\u52a1\u5ef6\u8fdf\u53d1\u5e03\u7279\u6027\u00a02\u3001\u9884\u5efa\u8fde\u63a5\u4ee5 JedisPool \u9884\u5efa\u8fde\u63a5\u4e3a\u4f8b\uff0c\u63d0\u524d\u5efa\u7acb Redis \u7b49\u8fde\u63a5\u6c60\u8fde\u63a5\uff0c\u800c\u4e0d\u662f\u7b49\u6d41\u91cf\u8fdb\u6765\u540e\u5f00\u59cb\u5efa\u7acb\u8fde\u63a5\u5bfc\u81f4\u5927\u91cf\u4e1a\u52a1\u7ebf\u7a0b\u7b49\u5f85\u8fde\u63a5\u5efa\u7acb\u3002\u00a0org.apache.commons.pool2.impl.GenericObjectPool#startEvictor
protected synchronized void startEvictor(long delay) {<\/p>\n

if(null != _evictor) {\n    EvictionTimer.cancel(_evictor);\n    _evictor = null;\n}\nif(delay > 0) {\n    _evictor = new Evictor();\n    EvictionTimer.schedule(_evictor, delay, delay);\n}<\/code><\/pre>\n
}\u00a0JedisPool \u901a\u8fc7\u5b9a\u65f6\u4efb\u52a1\u53bb\u5f02\u6b65\u4fdd\u8bc1\u6700\u5c0f\u8fde\u63a5\u6570\u7684\u5efa\u7acb\uff0c\u4f46\u8fd9\u4f1a\u5bfc\u81f4\u5e94\u7528\u542f\u52a8\u65f6\uff0cRedis \u8fde\u63a5\u5e76\u672a\u5efa\u7acb\u5b8c\u6210\u3002\u00a0\u4e3b\u52a8\u9884\u5efa\u8fde\u63a5\u65b9\u5f0f\uff1a\u5728\u4f7f\u7528\u8fde\u63a5\u4e4b\u524d\u4f7f\u7528 GenericObjectPool#preparePool \u65b9\u6cd5\u53bb\u624b\u52a8\u53bb\u51c6\u5907\u8fde\u63a5\u3002\u00a0\u5728\u5fae\u670d\u52a1\u4e0a\u7ebf\u8fc7\u7a0b\u4e2d\uff0c\u5728\u521d\u59cb\u5316 Redis \u7684\u8fc7\u7a0b\u4e2d\u63d0\u524d\u53bb\u521b\u5efa min-idle \u4e2a redis \u8fde\u63a5\uff0c\u786e\u4fdd\u8fde\u63a5\u5efa\u7acb\u5b8c\u6210\u540e\u518d\u5f00\u59cb\u53d1\u5e03\u670d\u52a1\u3002\u00a0\u540c\u6837\u6709\u7c7b\u4f3c\u95ee\u9898\uff0c\u9884\u5efa\u6570\u636e\u5e93\u8fde\u63a5\u7b49\u5f02\u6b65\u5efa\u8fde\u903b\u8f91\uff0c\u4fdd\u8bc1\u5728\u4e1a\u52a1\u6d41\u91cf\u8fdb\u6765\u4e4b\u524d\uff0c\u5f02\u6b65\u8fde\u63a5\u8d44\u6e90\u4e00\u5207\u5c31\u7eea\u3002\u00a03\u3001\u5ef6\u8fdf\u53d1\u5e03\u00a0\u5ef6\u8fdf\u53d1\u5e03\u4e3a\u4e86\u4e00\u4e9b\u9700\u8981\u5f02\u6b65\u52a0\u8f7d\u7684\u524d\u7f6e\u8d44\u6e90\u5982\u63d0\u524d\u51c6\u5907\u7f13\u5b58\u8d44\u6e90\uff0c\u5f02\u6b65\u4e0b\u8f7d\u8d44\u6e90\u7b49\uff0c\u9700\u8981\u63a7\u5236\u670d\u52a1\u6ce8\u518c\u65f6\u673a\uff0c\u5373\u63a7\u5236\u6d41\u91cf\u8fdb\u5165\u7684\u65f6\u673a\u4fdd\u8bc1\u670d\u52a1\u6240\u9700\u7684\u524d\u7f6e\u8d44\u6e90\u51c6\u5907\u5b8c\u6210\u8be5\u670d\u52a1\u624d\u53ef\u4ee5\u8fdb\u884c\u53d1\u5e03\uff0c\u5ef6\u8fdf\u53d1\u5e03\u6709\u4e24\u79cd\u65b9\u5f0f\u00a0\u901a\u8fc7 delay \u914d\u7f6e\u65b9\u5f0f\u00a0
\"\u56fe\u7247\"
\u00a0\u901a\u8fc7\u6307\u5b9a delay \u5927\u5c0f\u4f8b\u5982 300 s\uff0cDubbo\/Spring Cloud \u670d\u52a1\u5c06\u4f1a\u5728 Spring \u5bb9\u5668\u521d\u59cb\u5316\u5b8c\u6210\u540e\u8fdb\u884c\u540e\u7b49\u5f85 5 \u5206\u949f\uff0c\u518d\u6267\u884c\u670d\u52a1\u6ce8\u518c\u903b\u8f91\u3002\u00a0online \u547d\u4ee4\u4e0a\u7ebf\u00a0\u901a\u8fc7\u6253\u5f00\u9ed8\u8ba4\u4e0d\u6ce8\u518c\u670d\u52a1\u914d\u7f6e\u9879\uff0c\u518d\u914d\u5408\u53d1\u5e03\u811a\u672c\u7b49\u65b9\u5f0f\u6267\u884c curl 127.0.0.1:54199\/online \u5730\u5740\u89e6\u53d1\u4e3b\u52a8\u6ce8\u518c\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u524d\u7f6e\u8d44\u6e90\u51c6\u5907\u5b8c\u6210\u540e\uff0c\u901a\u8fc7 online \u547d\u4ee4\u53bb\u6ce8\u518c\u670d\u52a1\u3002\u00a0\u4e5f\u53ef\u4ee5\u5728 MSE \u5b9e\u4f8b\u8be6\u60c5\u901a\u8fc7\u670d\u52a1\u4e0a\u7ebf\u53bb\u6ce8\u518c\u670d\u52a1\u3002\u00a0
\"\u56fe\u7247\"
\u00a0\u963b\u585e\u5728 ASMClassLoader \u7c7b\u52a0\u8f7d\u5668\u4e0a\u00a0
\"\u56fe\u7247\"<\/p>\n
\"\u56fe\u7247\"
\u00a0\u5927\u91cf\u7ebf\u7a0b\u963b\u585e\u5728 fastjson \u7684 ASMClassLoader \u7c7b\u52a0\u8f7d\u5668\u52a0\u8f7d\u7c7b\u7684\u8fc7\u7a0b\u4e2d\uff0c\u7ffb\u770b ClassLoader \u52a0\u8f7d\u7c7b\u7684\u4ee3\u7801\u5176\u9ed8\u8ba4\u662f\u540c\u6b65\u7c7b\u52a0\u8f7d\u3002\u5728\u9ad8\u5e76\u53d1\u573a\u666f\u4e0b\u4f1a\u5bfc\u81f4\u5927\u91cf\u7ebf\u7a0b\u963b\u585e\u5728\u7c7b\u52a0\u8f7d\u4e0a\uff0c\u4ece\u800c\u5f71\u54cd\u670d\u52a1\u7aef\u6027\u80fd\uff0c\u9020\u6210\u7ebf\u7a0b\u6c60\u6ee1\u7b49\u95ee\u9898\u3002\u00a0private ClassLoader(Void unused, ClassLoader parent) {<\/p>\n
this.parent = parent;\n\/\/ \u5f00\u542f\u5e76\u884c\u7c7b\u52a0\u8f7d\nif (ParallelLoaders.isRegistered(this.getClass())) {\n    parallelLockMap = new ConcurrentHashMap<>();\n    package2certs = new ConcurrentHashMap<>();\n    domains =\n        Collections.synchronizedSet(new HashSet<ProtectionDomain>());\n    assertionLock = new Object();\n} else {\n    \/\/ no finer-grained lock; lock on the classloader instance\n    parallelLockMap = null;\n    package2certs = new Hashtable<>();\n    domains = new HashSet<>();\n    assertionLock = this;\n}<\/code><\/pre>\n
}
protected Class<?> loadClass(String name, boolean resolve)<\/p>\n
    throws ClassNotFoundException\n{\n    synchronized (getClassLoadingLock(name)) {\n        ......\n        return c;\n    }\n}\n<\/code><\/pre>\n
protected Object getClassLoadingLock(String className) {<\/p>\n
Object lock = this;\n\/\/\u5982\u679c\u5f00\u542f\u7c7b\u52a0\u8f7d\u5668\u5e76\u884c\u7c7b\u52a0\u8f7d\uff0c\u5219\u9501\u5728\u6240\u52a0\u8f7d\u7684\u7c7b\u4e0a\uff0c\u800c\u4e0d\u662f\u7c7b\u52a0\u8f7d\u5668\u4e0a\nif (parallelLockMap != null) {\n    Object newLock = new Object();\n    lock = parallelLockMap.putIfAbsent(className, newLock);\n    if (lock == null) {\n        lock = newLock;\n    }\n}\nreturn lock;<\/code><\/pre>\n
}\u00a01\u3001\u89e3\u51b3\u601d\u8def\u5f00\u542f\u7c7b\u52a0\u8f7d\u5668\u5e76\u884c\u52a0\u8f7d\u00a02\u3001\u7c7b\u52a0\u8f7d\u5668\u5f00\u542f\u5e76\u884c\u7c7b\u52a0\u8f7dJDK7 \u4e0a\uff0c\u5982\u679c\u8c03\u7528\u4e0b\u9762\u7684\u65b9\u6cd5\uff0c\u5219\u4f1a\u5f00\u542f\u5e76\u884c\u7c7b\u52a0\u8f7d\u529f\u80fd\uff0c\u628a\u9501\u7684\u7ea7\u522b\u4ece ClassLoader \u5bf9\u8c61\u672c\u8eab\uff0c\u964d\u4f4e\u4e3a\u8981\u52a0\u8f7d\u7684\u7c7b\u540d\u8fd9\u4e2a\u7ea7\u522b\u3002\u6362\u53e5\u8bdd\u8bf4\u53ea\u8981\u591a\u7ebf\u7a0b\u52a0\u8f7d\u7684\u4e0d\u662f\u540c\u4e00\u4e2a\u7c7b\u7684\u8bdd\uff0cloadClass \u65b9\u6cd5\u90fd\u4e0d\u4f1a\u9501\u4f4f\u3002\u00a0\u6211\u4eec\u53ef\u4ee5\u770b Classloader.registerAsParallelCapable \u65b9\u6cd5\u7684\u4ecb\u7ecd\u00a0protected static boolean registerAsParallelCapable()Registers the caller as parallel capable.The registration succeeds if and only if all of the following conditions are met:1. no instance of the caller has been created2. all of the super classes (except class Object) of the caller are registered as parallel capableClassloader.registerAsParallelCapable\u00a0\u5b83\u8981\u6c42\u6ce8\u518c\u8be5\u65b9\u6cd5\u65f6\uff0c\u5176\u6ce8\u518c\u7684\u7c7b\u52a0\u8f7d\u5668\u65e0\u5b9e\u4f8b\u5e76\u4e14\u8be5\u7c7b\u52a0\u8f7d\u5668\u7684\u7ee7\u627f\u94fe\u8def\u4e0a\u6240\u6709\u7c7b\u52a0\u8f7d\u5668\u90fd\u8c03\u7528\u8fc7registerAsParallelCapable\uff0c\u5bf9\u4e8e\u4f4e\u7248\u672c\u7684 Tomcat\/Jetty webAppClassLoader \u00a0\u4ee5\u53ca fastjson \u7684 ASMClassLoader \u90fd\u672a\u5f00\u542f\u7c7b\u52a0\u8f7d\uff0c\u5982\u679c\u5e94\u7528\u91cc\u9762\u6709\u591a\u4e2a\u7ebf\u7a0b\u5728\u540c\u65f6\u8c03\u7528 loadClass \u65b9\u6cd5\u8fdb\u884c\u7c7b\u52a0\u8f7d\u7684\u8bdd\uff0c\u90a3\u4e48\u9501\u7684\u7ade\u4e89\u5c06\u4f1a\u975e\u5e38\u6fc0\u70c8\u3002\u00a0MSE Agent \u901a\u8fc7\u65e0\u4fb5\u5165\u65b9\u5f0f\u5728\u7c7b\u52a0\u8f7d\u5668\u88ab\u52a0\u8f7d\u524d\u5f00\u542f\u5176\u5e76\u884c\u7c7b\u52a0\u8f7d\u7684\u80fd\u529b\uff0c\u65e0\u9700\u7528\u6237\u5347\u7ea7 Tomcat\/Jetty\uff0c\u540c\u65f6\u652f\u6301\u901a\u8fc7\u914d\u7f6e\u52a8\u6001\u5f00\u542f\u7c7b\u52a0\u8f7d\u5e76\u884c\u7c7b\u52a0\u8f7d\u80fd\u529b\u3002\u00a0\u5176\u4ed6\u4e00\u4e9b\u95ee\u9898\u00a0JVM JIT \u7f16\u8bd1\u95ee\u9898\u5f15\u8d77 cpu \u98d9\u9ad8\u65e5\u5fd7\u540c\u6b65\u6253\u5370\u5bfc\u81f4\u7ebf\u7a0b\u963b\u585eJetty \u4f4e\u7248\u672c\u7c7b\u52a0\u8f7d\u7c7b\u540c\u6b65\u52a0\u8f7dK8s \u573a\u666f\u4e0b\uff0c\u5fae\u670d\u52a1\u4e0e K8s Service \u751f\u547d\u5468\u671f\u672a\u5bf9\u9f50\u00a01\u3001\u89e3\u51b3\u601d\u8def\u670d\u52a1\u9884\u70ed\u5ba2\u6237\u7aef\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u7aef\u670d\u52a1\u5206\u5c42\u53d1\u5e03\u4e1a\u52a1\u65e5\u5fd7\u5f02\u6b65\u5316\u63d0\u4f9b\u5fae\u670d\u52a1 Readiness \u63a5\u53e3\u00a02\u3001\u4e1a\u52a1\u65e5\u5fd7\u5f02\u6b65\u5316\u540c\u6b65\u8fdb\u884c\u65e5\u5fd7\u6253\u5370\uff0c\u7531\u4e8e\u65e5\u5fd7\u6253\u5370\u4f7f\u7528\u7684\u662f\u4e1a\u52a1\u7ebf\u7a0b\uff0c\u7531\u4e8e\u65e5\u5fd7\u6253\u5370\u8fc7\u7a0b\u4e2d\u5b58\u5728\u5e8f\u5217\u5316\u3001\u7c7b\u52a0\u8f7d\u7b49\u903b\u8f91\uff0c\u5728\u9ad8\u5e76\u53d1\u7684\u573a\u666f\u4e0b\u4f1a\u5bfc\u81f4\u4e1a\u52a1\u7ebf\u7a0bhang\u4f4f\uff0c\u5bfc\u81f4\u670d\u52a1\u6846\u67b6\u7ebf\u7a0b\u6c60\u6ee1\u7b49\u95ee\u9898\u3002MSE Agent \u652f\u6301\u52a8\u6001\u4f7f\u7528\u5f02\u6b65\u65e5\u5fd7\u6253\u5370\u80fd\u529b\uff0c\u5c06\u65e5\u5fd7\u6253\u5370\u4efb\u52a1\u4e0e\u4e1a\u52a1\u7ebf\u7a0b\u5206\u5f00\uff0c\u63d0\u9ad8\u4e1a\u52a1\u7ebf\u7a0b\u541e\u5410\u91cf\u3002\u00a03\u3001\u5c0f\u6d41\u91cf\u9884\u70ed\u5e94\u7528\u542f\u52a8\u540e\uff0c\u5927\u91cf\u8bf7\u6c42\u8fdb\u5165\uff0c\u5bfc\u81f4\u5e94\u7528\u5b58\u5728\u8bb8\u591a\u95ee\u9898,\u6240\u4ee5\u9700\u8981\u5fae\u670d\u52a1\u7684\u4e00\u4e9b\u80fd\u529b\u6765\u89e3\u51b3\u670d\u52a1\u9884\u70ed\u95ee\u9898\uff1a\u00a0JVM JIT \u7f16\u8bd1\u7ebf\u7a0b\u5360\u7528 CPU \u8fc7\u9ad8\uff0cCPU\/load \u77ed\u671f\u5185\u98d9\u9ad8\uff0cDubbo \u5904\u7406\u8bf7\u6c42\u6027\u80fd\u4e0b\u964d\u77ac\u65f6\u8bf7\u6c42\u91cf\u8fc7\u5927\uff0c\u5bfc\u81f4\u7ebf\u7a0b\u963b\u585e\u5728\u7c7b\u52a0\u8f7d\u3001\u7f13\u5b58\u7b49\uff0c\u4ece\u800c\u5bfc\u81f4 Dubbo \u670d\u52a1\u7ebf\u7a0b\u6c60\u6ee1\u00a0\u00a0\u5c0f\u6d41\u91cf\u9884\u70ed\uff0cMSE \u670d\u52a1\u6cbb\u7406\u901a\u8fc7 OneAgent \u65e0\u4fb5\u5165\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u51e0\u79cd\u80fd\u529b\uff1a\u00a0\u5ba2\u6237\u7aef\u8d1f\u8f7d\u5747\u8861\u00a0\u901a\u8fc7\u589e\u5f3a\u5ba2\u6237\u7aef\u8d1f\u8f7d\u5747\u8861\u80fd\u529b\uff0c\u5bf9\u4e8e\u521a\u4e0a\u7ebf\u7684\u9700\u8981\u9884\u70ed\u7684\u8282\u70b9\u8fdb\u884c\u6d41\u91cf\u6743\u91cd\u7684\u8c03\u6574\uff0c\u505a\u5230\u521a\u4e0a\u7ebf\u7684\u5e94\u7528\u6309\u7167\u7528\u6237\u6240\u914d\u7f6e\u7684\u89c4\u5219\u8fdb\u884c\u5c0f\u6d41\u91cf\u9884\u70ed\uff0c\u7528\u6237\u53ea\u9700\u6307\u5b9a\u9884\u70ed\u89c4\u5219\u5373\u53ef\u6309\u7167\u9884\u671f\u5bf9\u521a\u4e0a\u7ebf\u7684\u8282\u70b9\u8fdb\u884c\u5c0f\u6d41\u91cf\u9884\u70ed\u00a0
\"\u56fe\u7247\"
\u00a0\u4e1a\u52a1\u65b9\u7684\u4e00\u53f0\u670d\u52a1\u7aef\u5b9e\u4f8b\u4f7f\u7528\u670d\u52a1\u9884\u70ed\u540e\u7684\u6548\u679c:\u670d\u52a1\u9884\u70ed\u5f00\u542f\u540e\uff0c\u5f85\u9884\u70ed\u7684\u5e94\u7528\u5c06\u5728\u9884\u70ed\u5468\u671f\u5185\u901a\u8fc7\u5c0f\u6d41\u91cf\u5b9e\u73b0\u5e94\u7528\u542f\u52a8\u8fc7\u7a0b\u7684\u9884\u70ed\u521d\u59cb\u5316\u3002\u4e0b\u56fe\u9884\u70ed\u65f6\u957f\u4e3a 120 \u79d2\uff0c\u9884\u70ed\u66f2\u7ebf\u4e3a 2 \u6b21\u7684\u9884\u70ed\u6548\u679c\u56fe\uff1a\u00a0
\"\u56fe\u7247\"
\u00a0\u8bf4\u660e \u8be5\u6d4b\u8bd5 Demo \u662f\u5b9a\u65f6\u4f38\u7f29\u6a21\u62df\u5e94\u7528\u542f\u52a8\uff0c\u56e0\u6b64\u9664\u4e86\u9884\u70ed\u8fc7\u7a0b\uff0c\u8fd8\u5305\u542b\u5e94\u7528\u4e0b\u7ebf\u7684\u8fc7\u7a0b\u3002\u4e0b\u56fe\u9884\u70ed\u65f6\u957f\u4e3a 120 \u79d2\uff0c\u9884\u70ed\u66f2\u7ebf\u4e3a 5 \u6b21\u7684\u9884\u70ed\u6548\u679c\u56fe\uff1a\u00a0
\"\u56fe\u7247\"
\u00a0\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u76f8\u6bd4\u4e8e 2 \u6b21\u9884\u70ed\u8fc7\u7a0b\uff0c5 \u6b21\u9884\u70ed\u8fc7\u7a0b\u521a\u542f\u52a8\u7684\u8fd9\u6bb5\u65f6\u95f4\uff08\u537317:41:01~17:42:01\uff09\uff0cQPS \u4e00\u76f4\u4fdd\u6301\u5728\u4e00\u4e2a\u8f83\u4f4e\u503c\uff0c\u4ee5\u6ee1\u8db3\u9700\u8981\u8f83\u957f\u65f6\u95f4\u8fdb\u884c\u9884\u70ed\u7684\u590d\u6742\u5e94\u7528\u7684\u9884\u70ed\u9700\u6c42\u3002\u00a0\u670d\u52a1\u7aef\u5206\u5c42\u53d1\u5e03\u00a0\u901a\u8fc7\u4fee\u6539\u670d\u52a1\u6ce8\u518c\u7684\u903b\u8f91\uff0c\u589e\u52a0\u5bf9\u5e94\u7528 load \u7b49\u6307\u6807\u7684\u76d1\u63a7\uff0c\u5bf9\u670d\u52a1\u8fdb\u884c\u5206\u6279\u6ce8\u518c\u5df2\u7ecf\u56de\u6eda\u6ce8\u518c\u7b49\u903b\u8f91\uff0c\u4fdd\u8bc1\u670d\u52a1\u6ce8\u518c\u8fc7\u7a0b\u4e2d\uff0c\u6d41\u91cf\u5206\u670d\u52a1\u8fdb\u5165\uff0c\u7cfb\u7edf load \u59cb\u7ec8\u4f4e\u4e8e\u9608\u503c\uff0c\u5e76\u4e14\u9700\u8981\u5728\u6307\u5b9a\u65f6\u957f\u5185\u5c06\u670d\u52a1\u6ce8\u518c\u4e0a\u53bb\u3002\u00a0\u7f3a\u70b9\uff1a\u5728\u5e94\u7528\u7684\u670d\u52a1\u6d41\u91cf\u5e73\u5747\uff0c\u4e0d\u5b58\u5728\u8d85\u70ed\u70b9\u63a5\u53e3\u7684\u60c5\u51b5\u4e0b\uff0c\u5206\u5c42\u53d1\u5e03\u53ef\u4ee5\u5f88\u597d\u5730\u89e3\u51b3\u670d\u52a1\u9884\u70ed\u95ee\u9898\u3002\u4f46\u662f\u5982\u679c\u5e94\u7528\u5b58\u5728\u4e00\u4e9b\u8d85\u70ed\u670d\u52a1\uff0c\u53ef\u80fd\u8fd9\u4e2a\u670d\u52a1\u51e0\u4e4e\u5360\u6240\u6709\u6d41\u91cf 90% \u4ee5\u4e0a\uff0c\u90a3\u670d\u52a1\u7aef\u5206\u5c42\u53d1\u5e03\u6548\u679c\u5e76\u4e0d\u4f1a\u5f88\u660e\u663e\u3002\u00a0\u6ce8\u610f\uff1a\u5bf9\u4e8e\u4e00\u4e9b\u5b58\u5728\u4f9d\u8d56\u7684\u670d\u52a1\u63a5\u53e3\uff0c\u670d\u52a1\u5206\u5c42\u53d1\u5e03\u53ef\u80fd\u9700\u8981\u4e1a\u52a1\u68b3\u7406\u670d\u52a1\u5206\u6279\u53d1\u5e03\u7684\u987a\u5e8f\u00a04\u3001\u6253\u901a K8s \u4e0e\u5fae\u670d\u52a1\u751f\u547d\u5468\u671f\u00a0K8s \u63d0\u4f9b\u4e24\u79cd\u5065\u5eb7\u68c0\u67e5\u673a\u5236\uff1a\u00a0livenessProbe\uff0c\u7528\u4e8e\u63a2\u6d4b\u4e0d\u5065\u5eb7\u7684 Pod\uff0c\u63a2\u6d4b\u5931\u8d25\u5c06\u4f1a\u91cd\u542f Pod\u3002readinessProbe\uff0c\u7528\u4e8e\u63a2\u6d4b\u4e00\u4e2a Pod \u662f\u5426\u5c31\u7eea\u63a5\u53d7\u6d41\u91cf\uff0c\u63a2\u6d4b\u5931\u8d25\u5c06\u4f1a\u5728 Service \u8def\u7531\u4e0a\u6458\u53d6\u8be5\u8282\u70b9\u3002\u00a0\u00a0\u5982\u679c\u4e0d\u914d\u7f6e readinessProbe \uff0c\u9ed8\u8ba4\u53ea\u68c0\u67e5\u5bb9\u5668\u5185\u8fdb\u7a0b\u662f\u5426\u542f\u52a8\u8fd0\u884c\uff0c\u800c\u5bf9\u4e8e\u8fdb\u7a0b\u7684\u8fd0\u884c\u60c5\u51b5\u5f88\u96be\u8003\u91cf\uff0cMse Agent \u901a\u8fc7\u5bf9\u5916\u63d0\u4f9b readiness \u63a5\u53e3\uff0c\u53ea\u6709 Spring Bean \u521d\u59cb\u5316\u5b8c\u6210\u4ee5\u53ca\u5f02\u6b65\u8d44\u6e90\u51c6\u5907\u5c31\u7eea\u5e76\u4e14\u5f00\u59cb\u670d\u52a1\u6ce8\u518c\u65f6\uff0c readiness \u624d\u8fd4\u56de 200\u3002\u5c06\u5fae\u670d\u52a1\u4fa7\u7684\u670d\u52a1\u66b4\u9732\u4e0e K8s Service \u4f53\u7cfb\u6253\u901a\uff0c\u4f7f K8s \u7ba1\u63a7\u80fd\u611f\u77e5\u5230\u8fdb\u7a0b\u5185\u90e8\u7684\u670d\u52a1\u5c31\u7eea\u65f6\u673a\uff0c\u4ece\u800c\u8fdb\u884c\u6b63\u786e\u5730\u670d\u52a1\u4e0a\u7ebf\u3002\u00a0\u6211\u4eec\u9700\u8981\u5728 MSE \u65e0\u635f\u4e0a\u7ebf\u9875\u9762\u5f00\u542f\u65e0\u635f\u6eda\u52a8\u53d1\u5e03\u7684\u914d\u7f6e\uff1a\u00a0
\"\u56fe\u7247\"
\u00a0\u540c\u65f6\u7ed9\u5e94\u7528\u914d\u7f6e K8s \u7684\u5c31\u7eea\u68c0\u67e5\u63a5\u53e3\uff0c\u5982\u679c\u60a8\u7684\u5e94\u7528\u5728\u963f\u91cc\u4e91\u5bb9\u5668\u670d\u52a1 ACK \u4e0a\uff0c\u53ef\u4ee5\u5728\u963f\u91cc\u4e91\u5bb9\u5668 ACK \u670d\u52a1\u5bf9\u5e94\u5e94\u7528\u914d\u7f6e\u7684\u4e2d\u5065\u5eb7\u68c0\u67e5\u533a\u57df\uff0c\u9009\u4e2d\u5c31\u7eea\u68c0\u67e5\u53f3\u4fa7\u7684\u5f00\u542f\uff0c\u914d\u7f6e\u5982\u4e0b\u53c2\u6570\uff0c\u7136\u540e\u5355\u51fb\u66f4\u65b0\u3002\u00a0
\"\u56fe\u7247\"
\u00a0\u8be5\u5e94\u7528\u5728\u4e0b\u6b21\u91cd\u542f\u65f6\uff0c\u8be5\u914d\u7f6e\u5373\u53ef\u751f\u6548\u3002\u00a05\u3001\u670d\u52a1\u5e76\u884c\u8ba2\u9605\u4e0e\u6ce8\u518c\u00a0\u901a\u8fc7\u5e76\u884c\u7684\u670d\u52a1\u6ce8\u518c\u4e0e\u8ba2\u9605\uff0c\u53ef\u4ee5\u5927\u5e45\u63d0\u5347\u5e94\u7528\u542f\u52a8\u7684\u901f\u5ea6\uff0c\u89e3\u51b3\u670d\u52a1\u542f\u52a8\u6162\u7684\u95ee\u9898\u3002\u00a0\u4ee5\u5e76\u884c\u670d\u52a1\u8ba2\u9605\u4e3a\u4f8b\uff1a\u00a0
\"\u56fe\u7247\"
\u00a0\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u901a\u8fc7 Java Agent \u5c06\u670d\u52a1\u6846\u67b6 refer \u7684\u6d41\u7a0b\u4ece SpringBean \u7684\u521d\u59cb\u5316\u6d41\u7a0b\u4e2d\u5265\u79bb\u51fa\u6765\u5e76\u4e14\u901a\u8fc7\u5f02\u6b65\u7ebf\u7a0b\u6765\u5b9e\u73b0\u670d\u52a1\u7684\u5e76\u884c\u8ba2\u9605\u4e0e\u6ce8\u518c\u3002\u00a0\u603b\u7ed3\u00a0\u901a\u8fc7\u4e0d\u65ad\u5730\u89c2\u5bdf\u4e1a\u52a1\u60c5\u51b5\uff0c\u7136\u540e\u8fdb\u884c\u4e0d\u65ad\u5730\u95ee\u9898\u5206\u6790\u601d\u8003\u4e0e\u89e3\u51b3\u7684\u5c1d\u8bd5\uff0c\u76f4\u5230\u5f00\u542f\u4e86\u670d\u52a1\u5c0f\u6d41\u91cf\u9884\u70ed\u80fd\u529b\u540e\uff0c\u5f7b\u5e95\u89e3\u51b3\u4e86\u4e1a\u52a1\u56e2\u961f\u5e94\u7528\u5728\u4e0a\u7ebf\u671f\u95f4\u7ebf\u7a0b\u6c60\u6ee1\u5bfc\u81f4\u8bf7\u6c42\u6709\u635f\u7684\u95ee\u9898\u3002\u00a0\u53d1\u5e03\u671f\u95f4 Exception \u603b\u91cf\u4e0e\u53d1\u5e03\u65e5\u671f\uff08\u5305\u542b\u65e0\u635f\u4e0a\u7ebf\u529f\u80fd\u9646\u7eed\u4e0a\u7ebf\u7684\u8282\u70b9\uff09\u7684\u60c5\u51b5\u5982\u4e0b\u56fe\u00a0
\"\u56fe\u7247\"
\u00a09 \u6708 15 \u53f7\u53d1\u5e03\u4e86\u670d\u52a1\u5c0f\u6d41\u91cf\u9884\u70ed\u80fd\u529b\u540e\uff0c\u53d1\u5e03\u671f\u95f4\u76f8\u5173 Exception \u4e0b\u964d\u81f3 2\u3002\uff08\u7ecf\u4e1a\u52a1\u65b9\u786e\u8ba4\u4e0d\u662f\u56e0\u4e3a\u53d1\u5e03\u5f15\u8d77\u7684\uff0c\u53ef\u4ee5\u5ffd\u7565\uff09\u00a0\u4e0a\u7ebf\u4e86\u65e0\u635f\u4e0a\u7ebf\u529f\u80fd\u540e\uff0c\u4e1a\u52a1\u56e2\u961f\u7684\u5e94\u7528\u4e2d\u5fc3\u6301\u7eed\u591a\u4e2a\u6708\u7684\u53d1\u5e03\u62a5\u9519\u95ee\u9898\u603b\u7b97\u544a\u4e00\u6bb5\u843d\uff0c\u4f46\u662f\u65e0\u635f\u4e0a\u7ebf\u529f\u80fd\u8fdc\u4e0d\u6b62\u4e8e\u6b64\u3002\u8fd8\u89e3\u51b3\u8bb8\u591a\u4e91\u4e0a\u5ba2\u6237\u4e0a\u7ebf\u6709\u635f\u7684\u60c5\u51b5\uff0c\u529f\u80fd\u7684\u80fd\u529b\u4e0e\u573a\u666f\u4e5f\u5728\u4e0d\u65ad\u5730\u89e3\u51b3\u95ee\u9898\u4e2d\u9010\u6e10\u5b8c\u5584\u4e0e\u4e30\u5bcc\u3002\u00a0MSE \u65e0\u635f\u4e0a\u7ebf\u00a0MSE \u670d\u52a1\u6cbb\u7406\u4e00\u4e2a\u7279\u70b9\u662f\u901a\u8fc7 Agent \u65e0\u4fb5\u5165\u5730\u652f\u6301\u5e02\u9762\u4e0a\u8fd1\u4e94\u5e74\u6765 Dubbo\u3001Spring Cloud \u6240\u6709\u7248\u672c\uff0c\u6240\u4ee5\u65e0\u635f\u4e0a\u7ebf\u8fd9\u4e2a\u529f\u80fd\u4e5f\u4f1a\u662f\u5982\u6b64\uff0c\u4e0b\u9762\u4f1a\u4ee5 Dubbo \u4e3a\u4f8b\u5b50\u65e0\u635f\u4e0a\u7ebf\u7684\u529f\u80fd\uff0c\u5f53\u7136\u6240\u6709\u80fd\u529b\u6211\u4eec\u90fd\u662f\u65e0\u7f1d\u652f\u6301 Dubbo\u3001Spring Cloud \u7684\u3002\u00a0\u4e0b\u9762\u5f00\u59cb\u7cfb\u7edf\u5730\u4ecb\u7ecd\u4e00\u4e0b MSE \u670d\u52a1\u6cbb\u7406\u7684\u65e0\u635f\u4e0a\u7ebf\uff0c\u6211\u4eec\u53ef\u4ee5\u5148\u4ece\u5f00\u6e90\u7684\u4e00\u4e2a Dubbo \u5e94\u7528\u4e0a\u7ebf\u7684\u6d41\u7a0b\u5f00\u59cb\u5206\u6790\uff1a\u00a0\u5e94\u7528\u521d\u59cb\u5316\uff0cSpring Bean\u5bb9\u5668\u521d\u59cb\u5316\u6536\u5230 ContextRefreshedEvent\u540e\uff0cDubbo \u4f1a\u53bb\u62c9\u53d6 Dubbo\u5e94\u7528\u6240\u9700\u7684\u914d\u7f6e\u3001\u5143\u6570\u636e\u7b49exportServices \u6ce8\u518c\u670d\u52a1\u00a0\u00a0\u5f00\u6e90 Dubbo \u4e0a\u7ebf\u6d41\u7a0b\u8fd8\u662f\u975e\u5e38\u5b8c\u5584\u4e0e\u4e25\u8c28\uff0c\u4f46\u662f\u4f9d\u65e7\u5b58\u5728\u4e00\u4e9b\u573a\u666f\u4f1a\u5bfc\u81f4\u670d\u52a1\u4e0a\u7ebf\u5b58\u5728\u95ee\u9898\uff1a\u00a0\u5f53\u670d\u52a1\u4fe1\u606f\u6ce8\u518c\u5230\u6ce8\u518c\u4e2d\u5fc3\u540e\uff0c\u5728\u6d88\u8d39\u8005\u770b\u6765\u8be5\u670d\u52a1\u5c31\u662f\u53ef\u4ee5\u88ab\u8c03\u7528\u7684\u3002\u7136\u800c\uff0c\u6b64\u65f6\u53ef\u80fd\u5b58\u5728\u4e00\u4e9b\u6570\u636e\u5e93\u3001\u7f13\u5b58\u8d44\u6e90\u7b49\u4e00\u4e9b\u5f02\u6b65\u8d44\u6e90\u5c1a\u672a\u52a0\u8f7d\u5b8c\u6bd5\u7684\u573a\u666f\uff0c\u8fd9\u53d6\u51b3\u4e8e\u4f60\u7684\u7cfb\u7edf\u6709\u6ca1\u6709\u5bf9\u5e94\u7684\u7ec4\u4ef6\uff0c\u5b83\u4eec\u4f55\u65f6\u52a0\u8f7d\u5b8c\u6bd5\uff0c\u4e5f\u5b8c\u5168\u53d6\u51b3\u4e8e\u4f60\u7684\u4e1a\u52a1\u3002\u00a0\u00a0\u5982\u679c\u5728\u5927\u6d41\u91cf\u7684\u573a\u666f\u4e0b\uff0c\u670d\u52a1\u5728\u6ce8\u518c\u5230\u6ce8\u518c\u4e2d\u5fc3\u540e\uff0c\u9a6c\u4e0a\u6709\u5927\u6d41\u91cf\u8fdb\u5165\uff0c\u5b58\u5728\u4e00\u7cfb\u5217\u95ee\u9898\uff0c\u5bfc\u81f4\u7ebf\u7a0b\u963b\u585e\uff0c\u5bf9\u4e1a\u52a1\u6d41\u91cf\u9020\u6210\u635f\u5931\u6bd4\u5982 Redis \u7684 JedisPool \u8fde\u63a5\u6c60\u521b\u5efa\u540e\u5e76\u4e0d\u4f1a\u7acb\u5373\u5efa\u7acb\u8fde\u63a5\uff0c\u4f1a\u5728\u6d41\u91cf\u8fdb\u6765\u540e\u5f00\u59cb\u5efa\u7acb\u8fde\u63a5\uff0c\u5982\u679c\u4e00\u5f00\u59cb\u6d8c\u8fdb\u7684\u662f\u5927\u6d41\u91cf\uff0c\u5219\u5bfc\u81f4\u5927\u91cf\u7ebf\u7a0b\u963b\u585e\u5728\u8fde\u63a5\u6c60\u91cd\u7684\u8fde\u63a5\u7684\u5efa\u7acb\u4e0aFastJson \u4ee5\u53ca Jetty\/tomcat \u7b49\u4f4e\u7248\u672c\u4e2d\uff0c\u5e76\u672a\u5f00\u542f\u7c7b\u52a0\u8f7d\u5668\u5e76\u884c\u7c7b\u52a0\u8f7d\u80fd\u529b\uff0c\u5bfc\u81f4\u5927\u91cf\u7ebf\u7a0b\u963b\u585e\u5728\u7c7b\u52a0\u8f7d\u5668\u52a0\u8f7d\u7c7b\u4e0aJVM JIT \u7f16\u8bd1\u95ee\u9898\u5f15\u8d77 cpu \u98d9\u9ad8\u7ebf\u7a0b\u963b\u585e\u5728\u4e1a\u52a1\u65e5\u5fd7\u4e0a\u00a0\u4e91\u539f\u751f\u573a\u666f\u4e0b\uff0c\u5fae\u670d\u52a1\u4e0e K8s \u7684\u751f\u547d\u5468\u671f\u672a\u5bf9\u9f50\u7684\u60c5\u51b5\u6eda\u52a8\u53d1\u5e03\uff0c\u91cd\u542f\u7684 pod \u8fd8\u672a\u6ce8\u518c\u81f3\u6ce8\u518c\u4e2d\u5fc3\uff0c\u4f46\u662f readiness \u68c0\u67e5\u4ee5\u53ca\u901a\u8fc7\u3002\u5bfc\u81f4\u7b2c\u4e00\u4e2a pod \u8fd8\u672a\u6ce8\u518c\u81f3\u6ce8\u518c\u4e2d\u5fc3\uff0c\u6700\u540e\u4e00\u4e2a pod \u4ee5\u53ca\u4e0b\u7ebf\uff0c\u5bfc\u81f4\u77ed\u65f6\u95f4\u5185\u7684\u5ba2\u6237\u7aef NoProvider \u5f02\u5e38\u00a0\u00a0\u9488\u5bf9\u5982\u4e0a\u95ee\u9898\uff0cMSE \u670d\u52a1\u6cbb\u7406\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u8fd8\u63d0\u4f9b\u4e86\u767d\u5c4f\u5316\u5f00\u7bb1\u5373\u7528\u7684\u80fd\u529b\uff0c\u52a8\u6001\u914d\u7f6e\u5b9e\u65f6\u751f\u6548\u3002\u00a0
\"\u56fe\u7247\"
\u00a0\u540c\u65f6 MSE \u670d\u52a1\u6cbb\u7406\u9488\u5bf9\u65e0\u635f\u4e0a\u4e0b\u7ebf\u7684\u573a\u666f\u8fd8\u63d0\u4f9b\u4e86\u5b8c\u6574\u7684\u53ef\u89c2\u6d4b\u80fd\u529b\u3002\u00a0
\"\u56fe\u7247\"
\u00a0\u65e0\u635f\u4e0a\u7ebf\u529f\u80fd\u53ef\u4ee5\u603b\u7ed3\u4e3a\u4ee5\u4e0b\u8fd9\u5f20\u56fe\uff1a\u00a0
\"\u56fe\u7247\"
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https:\/\/segmentfault.com\/a\/1190000042358624<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
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