{"id":10489,"date":"2023-11-28T21:36:04","date_gmt":"2023-11-28T13:36:04","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10489"},"modified":"2023-12-07T11:37:55","modified_gmt":"2023-12-07T03:37:55","slug":"jvm-zhong00m-le-jie-ma","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/jvm-zhong00m-le-jie-ma\/","title":{"rendered":"JVM\u4e2d00M \u4e86\u89e3\u5417\uff1f"},"content":{"rendered":"

\u53ef\u80fd\u4f60\u6253\u9519\u4e86\u5b57\uff0c\u6211\u731c\u6d4b\u4f60\u53ef\u80fd\u662f\u6307 "OOM"\uff0c\u8fd9\u662f "OutOfMemoryError" \u7684\u7f29\u5199\uff0c\u5b83\u662f Java \u865a\u62df\u673a\u4e2d\u7684\u4e00\u79cd\u9519\u8bef\uff0c\u8868\u793a\u5185\u5b58\u6ea2\u51fa\u3002\u5f53 Java \u7a0b\u5e8f\u8bf7\u6c42\u5206\u914d\u5185\u5b58\u7a7a\u95f4\u800c\u5806\u5185\u5b58\u4e0d\u8db3\u65f6\uff0c\u5c31\u4f1a\u629b\u51fa OutOfMemoryError\u3002\u8fd9\u662f\u4e00\u79cd\u8fd0\u884c\u65f6\u5f02\u5e38\uff0c\u901a\u5e38\u610f\u5473\u7740\u7a0b\u5e8f\u5728\u8fd0\u884c\u65f6\u5c1d\u8bd5\u521b\u5efa\u65b0\u7684\u5bf9\u8c61\uff0c\u4f46\u7531\u4e8e\u6ca1\u6709\u8db3\u591f\u7684\u5185\u5b58\u800c\u65e0\u6cd5\u5b8c\u6210\u3002<\/p>\n

"OOM" \u662f Java \u5f00\u53d1\u8005\u5728\u8c03\u8bd5\u548c\u4f18\u5316\u7a0b\u5e8f\u65f6\u7ecf\u5e38\u9047\u5230\u7684\u95ee\u9898\u4e4b\u4e00\u3002\u6709\u51e0\u79cd\u5e38\u89c1\u7684\u60c5\u51b5\u53ef\u80fd\u5bfc\u81f4 OutOfMemoryError\uff1a<\/p>\n

    \n
  1. \n\u5806\u5185\u5b58\u6ea2\u51fa\uff1a<\/strong><\/p>\n
      \n
    • \u6700\u5e38\u89c1\u7684\u60c5\u51b5\u662f\u5806\u5185\u5b58\u4e0d\u8db3\uff0c\u65e0\u6cd5\u6ee1\u8db3\u65b0\u5bf9\u8c61\u7684\u5206\u914d\u8bf7\u6c42\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u5185\u5b58\u6cc4\u6f0f\u3001\u5bf9\u8c61\u751f\u547d\u5468\u671f\u8fc7\u957f\u3001\u5185\u5b58\u5206\u914d\u4e0d\u5408\u7406\u7b49\u539f\u56e0\u5bfc\u81f4\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u6808\u5185\u5b58\u6ea2\u51fa\uff1a<\/strong><\/p>\n
        \n
      • \u5f53\u65b9\u6cd5\u8c03\u7528\u5c42\u6b21\u592a\u6df1\uff0c\u6808\u7a7a\u95f4\u65e0\u6cd5\u5bb9\u7eb3\u66f4\u591a\u7684\u65b9\u6cd5\u8c03\u7528\u4fe1\u606f\u65f6\uff0c\u5c31\u4f1a\u5bfc\u81f4\u6808\u5185\u5b58\u6ea2\u51fa\u3002\u8fd9\u901a\u5e38\u662f\u7531\u4e8e\u9012\u5f52\u8c03\u7528\u6216\u8005\u65b9\u6cd5\u8c03\u7528\u94fe\u592a\u957f\u5f15\u8d77\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n\u65b9\u6cd5\u533a\u6ea2\u51fa\uff1a<\/strong><\/p>\n
          \n
        • \u65b9\u6cd5\u533a\u7528\u4e8e\u5b58\u50a8\u7c7b\u7684\u5143\u4fe1\u606f\u3001\u9759\u6001\u53d8\u91cf\u3001\u5e38\u91cf\u6c60\u7b49\uff0c\u5f53\u52a0\u8f7d\u7684\u7c7b\u8fc7\u591a\u6216\u8005\u52a8\u6001\u751f\u6210\u7c7b\u7684\u6570\u91cf\u8fc7\u5927\u65f6\uff0c\u53ef\u80fd\u5bfc\u81f4\u65b9\u6cd5\u533a\u6ea2\u51fa\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

          \u5728\u9762\u5bf9 OutOfMemoryError \u65f6\uff0c\u901a\u5e38\u9700\u8981\u4f7f\u7528\u5de5\u5177\u6765\u5206\u6790\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u67e5\u627e\u5177\u4f53\u7684\u539f\u56e0\u3002\u4e00\u4e9b\u5e38\u7528\u7684\u5de5\u5177\u5305\u62ec Java VisualVM\u3001MAT\uff08Memory Analyzer Tool\uff09\u7b49\u3002\u901a\u8fc7\u5206\u6790\u5806\u8f6c\u50a8\uff08Heap Dump\uff09\u6216\u5185\u5b58\u5feb\u7167\uff0c\u53ef\u4ee5\u4e86\u89e3\u54ea\u4e9b\u5bf9\u8c61\u5360\u7528\u4e86\u5927\u91cf\u5185\u5b58\uff0c\u4ece\u800c\u627e\u5230\u5e76\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

          \u53ef\u80fd\u4f60\u6253\u9519\u4e86\u5b57\uff0c\u6211\u731c\u6d4b\u4f60\u53ef\u80fd\u662f\u6307 "OOM"\uff0c\u8fd9\u662f "OutOfMemoryEr […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[119],"tags":[],"class_list":["post-10489","post","type-post","status-publish","format-standard","hentry","category-jvm"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=10489"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10489\/revisions"}],"predecessor-version":[{"id":16848,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10489\/revisions\/16848"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10489"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}