{"id":11180,"date":"2023-11-28T21:54:32","date_gmt":"2023-11-28T13:54:32","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=11180"},"modified":"2023-12-08T11:06:38","modified_gmt":"2023-12-08T03:06:38","slug":"jvm-zhong-diao-you-ming-ling-you-na-xie-2","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/jvm-zhong-diao-you-ming-ling-you-na-xie-2\/","title":{"rendered":"JVM\u4e2d\u8c03\u4f18\u547d\u4ee4\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"

Java\u865a\u62df\u673a\uff08JVM\uff09\u63d0\u4f9b\u4e86\u8bb8\u591a\u547d\u4ee4\u884c\u9009\u9879\u548c\u53c2\u6570\uff0c\u7528\u4e8e\u8fdb\u884c\u6027\u80fd\u8c03\u4f18\u548c\u914d\u7f6e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684JVM\u8c03\u4f18\u547d\u4ee4\uff1a<\/p>\n

    \n
  1. \n\u901a\u7528\u9009\u9879\uff1a<\/strong><\/p>\n
      \n
    • -Xms<\/code>\uff1a\u8bbe\u7f6e\u5806\u7684\u521d\u59cb\u5927\u5c0f\u3002<\/li>\n
    • -Xmx<\/code>\uff1a\u8bbe\u7f6e\u5806\u7684\u6700\u5927\u5927\u5c0f\u3002<\/li>\n
    • -Xss<\/code>\uff1a\u8bbe\u7f6e\u6bcf\u4e2a\u7ebf\u7a0b\u7684\u6808\u5927\u5c0f\u3002<\/li>\n
    • -XX:MaxMetaspaceSize<\/code>\uff1a\u8bbe\u7f6e\u5143\u7a7a\u95f4\uff08Java 8\u53ca\u4ee5\u540e\u7248\u672c\uff09\u7684\u6700\u5927\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u5783\u573e\u56de\u6536\u5668\u76f8\u5173\u9009\u9879\uff1a<\/strong><\/p>\n
        \n
      • -XX:+UseSerialGC<\/code>\uff1a\u4f7f\u7528Serial\u5783\u573e\u56de\u6536\u5668\u3002<\/li>\n
      • -XX:+UseParallelGC<\/code>\uff1a\u4f7f\u7528Parallel\u5783\u573e\u56de\u6536\u5668\u3002<\/li>\n
      • -XX:+UseConcMarkSweepGC<\/code>\uff1a\u4f7f\u7528CMS\u5783\u573e\u56de\u6536\u5668\u3002<\/li>\n
      • -XX:+UseG1GC<\/code>\uff1a\u4f7f\u7528G1\u5783\u573e\u56de\u6536\u5668\u3002<\/li>\n
      • -XX:+UseZGC<\/code>\uff1a\u4f7f\u7528Z Garbage Collector\uff08Java 11\u53ca\u4ee5\u540e\u7248\u672c\uff09\u3002<\/li>\n
      • -XX:+UseShenandoahGC<\/code>\uff1a\u4f7f\u7528Shenandoah\u5783\u573e\u56de\u6536\u5668\uff08Java 12\u53ca\u4ee5\u540e\u7248\u672c\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n\u65b0\u751f\u4ee3\u548c\u8001\u5e74\u4ee3\u914d\u7f6e\uff1a<\/strong><\/p>\n
          \n
        • -XX:NewSize<\/code>\uff1a\u8bbe\u7f6e\u65b0\u751f\u4ee3\u7684\u521d\u59cb\u5927\u5c0f\u3002<\/li>\n
        • -XX:MaxNewSize<\/code>\uff1a\u8bbe\u7f6e\u65b0\u751f\u4ee3\u7684\u6700\u5927\u5927\u5c0f\u3002<\/li>\n
        • -XX:NewRatio<\/code>\uff1a\u8bbe\u7f6e\u65b0\u751f\u4ee3\u548c\u8001\u5e74\u4ee3\u7684\u6bd4\u4f8b\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n\u5783\u573e\u56de\u6536\u65e5\u5fd7\uff1a<\/strong><\/p>\n
            \n
          • -Xloggc:<filename><\/code>\uff1a\u5c06\u5783\u573e\u56de\u6536\u7684\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u6587\u4ef6\u3002<\/li>\n
          • -XX:+PrintGCDetails<\/code>\uff1a\u6253\u5370\u8be6\u7ec6\u7684\u5783\u573e\u56de\u6536\u4fe1\u606f\u3002<\/li>\n
          • -XX:+PrintGCDateStamps<\/code>\uff1a\u5728\u65e5\u5fd7\u4e2d\u6253\u5370\u65f6\u95f4\u6233\u3002<\/li>\n<\/ul>\n<\/li>\n
          • \n\u6027\u80fd\u76d1\u63a7\u548c\u5206\u6790\u5de5\u5177\uff1a<\/strong><\/p>\n
              \n
            • -XX:+HeapDumpOnOutOfMemoryError<\/code>\uff1a\u5728\u53d1\u751f\u5185\u5b58\u6ea2\u51fa\u9519\u8bef\u65f6\u751f\u6210\u5806\u8f6c\u50a8\u6587\u4ef6\u3002<\/li>\n
            • -XX:HeapDumpPath=<path><\/code>\uff1a\u8bbe\u7f6e\u5806\u8f6c\u50a8\u6587\u4ef6\u7684\u5b58\u50a8\u8def\u5f84\u3002<\/li>\n
            • -XX:OnOutOfMemoryError=<command><\/code>\uff1a\u5728\u53d1\u751f\u5185\u5b58\u6ea2\u51fa\u9519\u8bef\u65f6\u6267\u884c\u81ea\u5b9a\u4e49\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<\/li>\n
            • \n\u8c03\u6574\u5783\u573e\u56de\u6536\u7684\u505c\u987f\u65f6\u95f4\uff1a<\/strong><\/p>\n
                \n
              • -XX:MaxGCPauseMillis<\/code>\uff1a\u8bbe\u7f6e\u671f\u671b\u7684\u6700\u5927\u5783\u573e\u56de\u6536\u505c\u987f\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<\/li>\n
              • \n\u5e76\u884c\u548c\u5e76\u53d1\u5ea6\u76f8\u5173\u9009\u9879\uff1a<\/strong><\/p>\n
                  \n
                • -XX:ParallelGCThreads<\/code>\uff1a\u8bbe\u7f6e\u5e76\u884c\u5783\u573e\u56de\u6536\u7ebf\u7a0b\u6570\u3002<\/li>\n
                • -XX:ConcGCThreads<\/code>\uff1a\u8bbe\u7f6e\u5e76\u53d1\u5783\u573e\u56de\u6536\u7ebf\u7a0b\u6570\u3002<\/li>\n<\/ul>\n<\/li>\n
                • \n\u5176\u4ed6\u9009\u9879\uff1a<\/strong><\/p>\n
                    \n
                  • -XX:+PrintCommandLineFlags<\/code>\uff1a\u6253\u5370\u5728\u542f\u52a8\u65f6\u5df2\u7ecf\u8bbe\u7f6e\u7684\u6240\u6709JVM\u6807\u5fd7\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

                    \u8bf7\u6ce8\u610f\uff0c\u4ee5\u4e0a\u547d\u4ee4\u7684\u6548\u679c\u548c\u53ef\u7528\u6027\u53ef\u80fd\u4f1a\u56e0Java\u7248\u672c\u548c\u5177\u4f53\u7684JVM\u5b9e\u73b0\u800c\u6709\u6240\u4e0d\u540c\u3002\u5728\u8fdb\u884c\u8c03\u4f18\u65f6\uff0c\u5efa\u8bae\u67e5\u9605\u76f8\u5e94\u7248\u672c\u7684Java\u6587\u6863\u548c\u89c4\u8303\u4ee5\u83b7\u53d6\u6700\u51c6\u786e\u7684\u4fe1\u606f\u3002\u8c03\u4f18\u65f6\u5e94\u8be5\u8c28\u614e\u6d4b\u8bd5\u548c\u76d1\u63a7\uff0c\u786e\u4fdd\u6240\u505a\u7684\u66f4\u6539\u7b26\u5408\u5e94\u7528\u7684\u6027\u80fd\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                    Java\u865a\u62df\u673a\uff08JVM\uff09\u63d0\u4f9b\u4e86\u8bb8\u591a\u547d\u4ee4\u884c\u9009\u9879\u548c\u53c2\u6570\uff0c\u7528\u4e8e\u8fdb\u884c\u6027\u80fd\u8c03\u4f18\u548c\u914d\u7f6e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684JVM\u8c03\u4f18\u547d\u4ee4\uff1a […]<\/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-11180","post","type-post","status-publish","format-standard","hentry","category-jvm"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11180","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=11180"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11180\/revisions"}],"predecessor-version":[{"id":16957,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11180\/revisions\/16957"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=11180"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=11180"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=11180"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}