{"id":10607,"date":"2023-11-28T21:39:44","date_gmt":"2023-11-28T13:39:44","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10607"},"modified":"2023-12-07T14:31:48","modified_gmt":"2023-12-07T06:31:48","slug":"jvm-zhong-yuan-kong-jian-yi-chu-cun-zai-ma","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/jvm-zhong-yuan-kong-jian-yi-chu-cun-zai-ma\/","title":{"rendered":"JVM\u4e2d\u5143\u7a7a\u95f4\u6ea2\u51fa\u5b58\u5728\u5417\uff1f"},"content":{"rendered":"

\u5728 Java \u865a\u62df\u673a\u4e2d\uff0c\u5143\u7a7a\u95f4\uff08Metaspace\uff09\u662f\u7528\u4e8e\u5b58\u50a8\u7c7b\u5143\u6570\u636e\u7684\u533a\u57df\uff0c\u53d6\u4ee3\u4e86\u4f20\u7edf\u7684\u6c38\u4e45\u4ee3\uff08Permanent Generation\uff09\u3002\u5143\u7a7a\u95f4\u4e3b\u8981\u5b58\u50a8\u7c7b\u7684\u7ed3\u6784\u4fe1\u606f\u3001\u65b9\u6cd5\u4fe1\u606f\u7b49\u3002<\/p>\n

\u5143\u7a7a\u95f4\u7684\u5927\u5c0f\u4e0d\u518d\u7531 -XX:MaxPermSize<\/code> \u8fd9\u7c7b\u53c2\u6570\u6307\u5b9a\uff0c\u800c\u662f\u7531 -XX:MaxMetaspaceSize<\/code> \u6307\u5b9a\u3002\u4e0e\u6c38\u4e45\u4ee3\u4e0d\u540c\uff0c\u5143\u7a7a\u95f4\u4e0d\u5bb9\u6613\u53d1\u751f\u6ea2\u51fa\u9519\u8bef\uff0c\u56e0\u4e3a\u5b83\u7684\u5927\u5c0f\u53ef\u4ee5\u52a8\u6001\u6269\u5c55\uff0c\u4e0d\u53d7\u56fa\u5b9a\u5927\u5c0f\u7684\u9650\u5236\u3002<\/p>\n

\u4f46\u662f\uff0c\u867d\u7136\u5143\u7a7a\u95f4\u672c\u8eab\u4e0d\u5bb9\u6613\u6ea2\u51fa\uff0c\u4f46\u5728\u6781\u7aef\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e9b\u95ee\u9898\u53ef\u80fd\u5bfc\u81f4\u7c7b\u52a0\u8f7d\u548c\u5143\u6570\u636e\u7684\u4e0d\u65ad\u589e\u52a0\uff0c\u4ece\u800c\u8017\u5c3d\u7cfb\u7edf\u7684\u5185\u5b58\u8d44\u6e90\u3002\u4e00\u4e9b\u53ef\u80fd\u5bfc\u81f4\u5143\u7a7a\u95f4\u6ea2\u51fa\u7684\u60c5\u51b5\u5305\u62ec\uff1a<\/p>\n

    \n
  1. \n\u8fc7\u591a\u7684\u7c7b\u52a0\u8f7d\uff1a<\/strong><\/p>\n
      \n
    • \u5f53\u5e94\u7528\u7a0b\u5e8f\u52a8\u6001\u52a0\u8f7d\u5927\u91cf\u7c7b\u65f6\uff0c\u5143\u7a7a\u95f4\u7684\u4f7f\u7528\u91cf\u53ef\u80fd\u4f1a\u589e\u52a0\uff0c\u5982\u679c\u8d85\u8fc7\u4e86\u7cfb\u7edf\u7684\u7269\u7406\u5185\u5b58\u9650\u5236\uff0c\u5c31\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u4e0d\u8db3\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u9891\u7e41\u7684\u7c7b\u5378\u8f7d\uff1a<\/strong><\/p>\n
        \n
      • \u5982\u679c\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u7684\u7c7b\u52a0\u8f7d\u5668\u9891\u7e41\u52a0\u8f7d\u548c\u5378\u8f7d\u7c7b\uff0c\u53ef\u80fd\u5bfc\u81f4\u5143\u7a7a\u95f4\u5185\u5b58\u4e0d\u65ad\u589e\u957f\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \nMetaspaceSize \u8bbe\u7f6e\u4e0d\u5f53\uff1a<\/strong><\/p>\n
          \n
        • \u5982\u679c\u5143\u7a7a\u95f4\u7684\u5927\u5c0f\u8bbe\u7f6e\u4e0d\u5f53\uff0c\u8fc7\u5c0f\u7684\u5143\u7a7a\u95f4\u53ef\u80fd\u5bfc\u81f4\u6ea2\u51fa\u3002\u901a\u5e38\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574 -XX:MetaspaceSize<\/code> \u548c -XX:MaxMetaspaceSize<\/code> \u53c2\u6570\u6765\u8c03\u6574\u5143\u7a7a\u95f4\u7684\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

          \u8981\u907f\u514d\u5143\u7a7a\u95f4\u6ea2\u51fa\uff0c\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

            \n
          • \u5408\u7406\u8bbe\u7f6e -XX:MetaspaceSize<\/code> \u548c -XX:MaxMetaspaceSize<\/code> \u53c2\u6570\uff0c\u6839\u636e\u5e94\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u8c03\u6574\u5143\u7a7a\u95f4\u7684\u5927\u5c0f\u3002<\/li>\n
          • \u907f\u514d\u9891\u7e41\u52a0\u8f7d\u548c\u5378\u8f7d\u5927\u91cf\u7c7b\uff0c\u5c3d\u91cf\u590d\u7528\u7c7b\u52a0\u8f7d\u5668\u3002<\/li>\n
          • \u76d1\u63a7\u5143\u7a7a\u95f4\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u53ca\u65f6\u53d1\u73b0\u548c\u5904\u7406\u5f02\u5e38\u60c5\u51b5\u3002<\/li>\n<\/ul>\n

            \u603b\u4f53\u800c\u8a00\uff0c\u5143\u7a7a\u95f4\u7684\u52a8\u6001\u8c03\u6574\u548c\u66f4\u597d\u7684\u7ba1\u7406\u673a\u5236\u4f7f\u5176\u76f8\u5bf9\u4e8e\u6c38\u4e45\u4ee3\u800c\u8a00\u66f4\u4e3a\u5065\u58ee\uff0c\u4f46\u4ecd\u9700\u8c28\u614e\u8bbe\u7f6e\u53c2\u6570\u548c\u76d1\u63a7\u5e94\u7528\u7a0b\u5e8f\u7684\u8fd0\u884c\u60c5\u51b5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

            \u5728 Java \u865a\u62df\u673a\u4e2d\uff0c\u5143\u7a7a\u95f4\uff08Metaspace\uff09\u662f\u7528\u4e8e\u5b58\u50a8\u7c7b\u5143\u6570\u636e\u7684\u533a\u57df\uff0c\u53d6\u4ee3\u4e86\u4f20\u7edf\u7684\u6c38\u4e45\u4ee3\uff08Perman […]<\/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-10607","post","type-post","status-publish","format-standard","hentry","category-jvm"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10607","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=10607"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10607\/revisions"}],"predecessor-version":[{"id":16868,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10607\/revisions\/16868"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10607"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}