{"id":48735,"date":"2024-12-02T13:54:04","date_gmt":"2024-12-02T05:54:04","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48735\/"},"modified":"2024-12-02T13:54:04","modified_gmt":"2024-12-02T05:54:04","slug":"java-%e9%a1%b9%e7%9b%ae%e7%aa%81%e7%84%b6%e5%b4%a9%e6%ba%83%ef%bc%8c%e6%97%a5%e5%bf%97%e6%97%a0%e6%8a%a5%e9%94%99%e6%80%8e%e4%b9%88%e5%8a%9e%ef%bc%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48735\/","title":{"rendered":"Java \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519\u600e\u4e48\u529e\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

Java \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519\u600e\u4e48\u529e\uff1f<\/h1>\n

\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300aJava \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519\u600e\u4e48\u529e\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60\u6587\u7ae0<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n

\"Java<\/p>\n

Java \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519<\/strong><\/p>\n

\u9879\u76ee\u7a81\u7136\u6302\u6389\u65f6\uff0c\u65e5\u5fd7\u4e2d\u5374\u6ca1\u6709\u9519\u8bef\u4fe1\u606f\uff0c\u8fd9\u662f\u4e00\u4e2a\u8ba9\u4eba\u5934\u75bc\u7684\u95ee\u9898\u3002\u4e3a\u4e86\u6392\u67e5\u6b64\u7c7b\u95ee\u9898\uff0c\u6709\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n

\u9996\u5148\uff0c\u68c0\u67e5\u6b7b\u9501\u3002\u4f7f\u7528 Java \u5806\u6808\u8ddf\u8e2a\u5de5\u5177 (\u4f8b\u5982 jstack) \u6765\u5206\u6790\u6b7b\u9501\u60c5\u51b5\u3002\u8fd9\u5c06\u6709\u52a9\u4e8e\u786e\u5b9a\u662f\u5426\u7ebf\u7a0b\u88ab\u5361\u4f4f\u3002<\/p>\n

\u5176\u6b21\uff0c\u5c1d\u8bd5\u4f7f\u7528 JMX (Java \u7ba1\u7406\u6269\u5c55) \u5de5\u5177\u6765\u76d1\u89c6 Java \u8fdb\u7a0b\u7684\u8fd0\u884c\u65f6\u72b6\u6001\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u6709\u5173\u7ebf\u7a0b\u3001\u5185\u5b58\u4f7f\u7528\u548c GC \u884c\u4e3a\u7b49\u65b9\u9762\u7684\u4fe1\u606f\u3002<\/p>\n

\u53e6\u5916\uff0c\u53ef\u4ee5\u4f7f\u7528 Java \u98de\u884c\u8bb0\u5f55\u5668 (JFR) \u6765\u8bb0\u5f55 Java \u8fdb\u7a0b\u7684\u4e8b\u4ef6\u6570\u636e\u3002\u8fd9\u5c06\u63d0\u4f9b\u6709\u5173\u5e94\u7528\u7a0b\u5e8f\u6267\u884c\u7684\u66f4\u591a\u7ec6\u8282\uff0c\u6709\u52a9\u4e8e\u627e\u51fa\u6f5c\u5728\u7684\u95ee\u9898\u3002<\/p>\n

\u5982\u679c\u4e0a\u8ff0\u65b9\u6cd5\u90fd\u4e0d\u80fd\u627e\u5230\u95ee\u9898\u6839\u6e90\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u4f7f\u7528\u8fdc\u7a0b\u8c03\u8bd5\u5de5\u5177\uff0c\u4f8b\u5982 VisualVM \u6216 JDB\uff0c\u6765\u8fde\u63a5\u5230\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u5e76\u8fdb\u884c\u5b9e\u65f6\u8c03\u8bd5\u3002\u8fd9\u5c06\u5141\u8bb8\u60a8\u68c0\u67e5\u53d8\u91cf\u503c\u3001\u8bbe\u7f6e\u65ad\u70b9\u5e76\u6df1\u5165\u4e86\u89e3\u95ee\u9898\u6240\u5728\u3002<\/p>\n

\u672c\u7bc7\u5173\u4e8e\u300aJava \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519\u600e\u4e48\u529e\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

Java \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519\u600e\u4e48\u529e\uff1f \u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300aJava \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519\u600e\u4e48\u529e\uff1f\u300b\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60\u6587\u7ae0\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01 Java \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519 \u9879\u76ee\u7a81\u7136\u6302\u6389\u65f6\uff0c\u65e5\u5fd7\u4e2d\u5374\u6ca1\u6709\u9519\u8bef\u4fe1\u606f\uff0c\u8fd9\u662f\u4e00\u4e2a\u8ba9\u4eba\u5934\u75bc\u7684\u95ee\u9898\u3002\u4e3a\u4e86\u6392\u67e5\u6b64\u7c7b\u95ee\u9898\uff0c\u6709\u4ee5\u4e0b\u65b9\u6cd5\uff1a \u9996\u5148\uff0c\u68c0\u67e5\u6b7b\u9501\u3002\u4f7f\u7528 Java \u5806\u6808\u8ddf\u8e2a\u5de5\u5177 (\u4f8b\u5982 jstack) \u6765\u5206\u6790\u6b7b\u9501\u60c5\u51b5\u3002\u8fd9\u5c06\u6709\u52a9\u4e8e\u786e\u5b9a\u662f\u5426\u7ebf\u7a0b\u88ab\u5361\u4f4f\u3002 \u5176\u6b21\uff0c\u5c1d\u8bd5\u4f7f\u7528 JMX (Java \u7ba1\u7406\u6269\u5c55) \u5de5\u5177\u6765\u76d1\u89c6 Java \u8fdb\u7a0b\u7684\u8fd0\u884c\u65f6\u72b6\u6001\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u6709\u5173\u7ebf\u7a0b\u3001\u5185\u5b58\u4f7f\u7528\u548c GC \u884c\u4e3a\u7b49\u65b9\u9762\u7684\u4fe1\u606f\u3002 \u53e6\u5916\uff0c\u53ef\u4ee5\u4f7f\u7528 Java \u98de\u884c\u8bb0\u5f55\u5668 (JFR) \u6765\u8bb0\u5f55 Java \u8fdb\u7a0b\u7684\u4e8b\u4ef6\u6570\u636e\u3002\u8fd9\u5c06\u63d0\u4f9b\u6709\u5173\u5e94\u7528\u7a0b\u5e8f\u6267\u884c\u7684\u66f4\u591a\u7ec6\u8282\uff0c\u6709\u52a9\u4e8e\u627e\u51fa\u6f5c\u5728\u7684\u95ee\u9898\u3002 \u5982\u679c\u4e0a\u8ff0\u65b9\u6cd5\u90fd\u4e0d\u80fd\u627e\u5230\u95ee\u9898\u6839\u6e90\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u4f7f\u7528\u8fdc\u7a0b\u8c03\u8bd5\u5de5\u5177\uff0c\u4f8b\u5982 VisualVM \u6216 JDB\uff0c\u6765\u8fde\u63a5\u5230\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u5e76\u8fdb\u884c\u5b9e\u65f6\u8c03\u8bd5\u3002\u8fd9\u5c06\u5141\u8bb8\u60a8\u68c0\u67e5\u53d8\u91cf\u503c\u3001\u8bbe\u7f6e\u65ad\u70b9\u5e76\u6df1\u5165\u4e86\u89e3\u95ee\u9898\u6240\u5728\u3002 \u672c\u7bc7\u5173\u4e8e\u300aJava \u9879\u76ee\u7a81\u7136\u5d29\u6e83\uff0c\u65e5\u5fd7\u65e0\u62a5\u9519\u600e\u4e48\u529e\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48735","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48735","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48735"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48735\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48735"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48735"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48735"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}