{"id":11296,"date":"2023-11-28T21:58:59","date_gmt":"2023-11-28T13:58:59","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=11296"},"modified":"2023-12-08T11:40:28","modified_gmt":"2023-12-08T03:40:28","slug":"jvm-zhonggc-roots-you-na-xie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/jvm-zhonggc-roots-you-na-xie\/","title":{"rendered":"JVM\u4e2dGC Roots\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"

\u5728Java\u865a\u62df\u673a\u4e2d\uff0cGC Roots\uff08\u5783\u573e\u56de\u6536\u6839\u8282\u70b9\uff09\u662f\u4e00\u7ec4\u7279\u6b8a\u7684\u5f15\u7528\uff0c\u5b83\u4eec\u88ab\u8ba4\u4e3a\u662f\u7a0b\u5e8f\u4e2d\u5b58\u6d3b\u5bf9\u8c61\u7684\u8d77\u70b9\uff0c\u5783\u573e\u6536\u96c6\u5668\u4ece\u8fd9\u4e9b\u6839\u8282\u70b9\u5f00\u59cb\u904d\u5386\uff0c\u627e\u5230\u88ab\u5f15\u7528\u7684\u5bf9\u8c61\uff0c\u786e\u5b9a\u54ea\u4e9b\u5bf9\u8c61\u662f\u5b58\u6d3b\u7684\uff0c\u54ea\u4e9b\u5bf9\u8c61\u53ef\u4ee5\u88ab\u56de\u6536\u3002GC Roots \u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n

    \n
  1. \n\u865a\u62df\u673a\u6808\u4e2d\u7684\u5f15\u7528\u5bf9\u8c61\uff1a<\/strong><\/p>\n
      \n
    • \u865a\u62df\u673a\u6808\u4e2d\u7684\u672c\u5730\u53d8\u91cf\u8868\uff08Local Variable Table\uff09\u4e2d\u5f15\u7528\u7684\u5bf9\u8c61\uff0c\u5373\u65b9\u6cd5\u4e2d\u7684\u5c40\u90e8\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u65b9\u6cd5\u533a\u4e2d\u7684\u7c7b\u9759\u6001\u5c5e\u6027\u5f15\u7528\u7684\u5bf9\u8c61\uff1a<\/strong><\/p>\n
        \n
      • \u65b9\u6cd5\u533a\u4e2d\u5b58\u653e\u7684\u7c7b\u4fe1\u606f\uff0c\u5305\u62ec\u7c7b\u7684\u9759\u6001\u53d8\u91cf\u3002\u8fd9\u4e9b\u9759\u6001\u53d8\u91cf\u5f15\u7528\u7684\u5bf9\u8c61\u88ab\u8ba4\u4e3a\u662f\u5b58\u6d3b\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n\u65b9\u6cd5\u533a\u4e2d\u5e38\u91cf\u5f15\u7528\u7684\u5bf9\u8c61\uff1a<\/strong><\/p>\n
          \n
        • \u65b9\u6cd5\u533a\u4e2d\u7684\u5e38\u91cf\u6c60\uff0c\u4f8b\u5982\u5b57\u7b26\u4e32\u5e38\u91cf\u6c60\uff0c\u88ab\u5e38\u91cf\u5f15\u7528\u7684\u5bf9\u8c61\u4e5f\u88ab\u89c6\u4e3a\u5b58\u6d3b\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n\u672c\u5730\u65b9\u6cd5\u6808\u4e2dJNI\uff08Java Native Interface\uff09\u5f15\u7528\u7684\u5bf9\u8c61\uff1a<\/strong><\/p>\n
            \n
          • JNI \u662f Java \u865a\u62df\u673a\u4e0e\u672c\u5730\u65b9\u6cd5\u5e93\u4ea4\u4e92\u7684\u63a5\u53e3\uff0c\u672c\u5730\u65b9\u6cd5\u6808\u4e2d JNI \u5f15\u7528\u7684\u5bf9\u8c61\u4e5f\u88ab\u89c6\u4e3a\u5b58\u6d3b\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n
          • \n\u5f53\u524d\u6267\u884c\u7684\u65b9\u6cd5\u5f15\u7528\u7684\u5bf9\u8c61\uff1a<\/strong><\/p>\n
              \n
            • \u6b63\u5728\u6267\u884c\u7684\u65b9\u6cd5\u4e2d\u5f15\u7528\u7684\u5bf9\u8c61\uff0c\u5373\u65b9\u6cd5\u6267\u884c\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u5f15\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

              \u8fd9\u4e9bGC Roots \u4fdd\u8bc1\u4e86\u4ece\u5b83\u4eec\u5f00\u59cb\u7684\u5f15\u7528\u94fe\u80fd\u591f\u904d\u5386\u5230\u6240\u6709\u6d3b\u52a8\u7684\u5bf9\u8c61\u3002\u5783\u573e\u6536\u96c6\u5668\u901a\u8fc7\u4ece\u8fd9\u4e9b\u6839\u8282\u70b9\u5f00\u59cb\u8fdb\u884c\u53ef\u8fbe\u6027\u5206\u6790\uff0c\u627e\u5230\u6240\u6709\u53ef\u8fbe\u7684\u5bf9\u8c61\uff0c\u7136\u540e\u5c06\u4e0d\u53ef\u8fbe\u7684\u5bf9\u8c61\u6807\u8bb0\u4e3a\u5783\u573e\uff0c\u8fdb\u884c\u56de\u6536\u3002<\/p>\n

              \u7406\u89e3 GC Roots \u662f\u5783\u573e\u56de\u6536\u7684\u8d77\u70b9\uff0c\u6709\u52a9\u4e8e\u7406\u89e3\u54ea\u4e9b\u5bf9\u8c61\u4f1a\u88ab\u8ba4\u4e3a\u662f\u5b58\u6d3b\u7684\uff0c\u54ea\u4e9b\u5bf9\u8c61\u53ef\u80fd\u88ab\u56de\u6536\u3002\u5728\u8c03\u8bd5\u548c\u5206\u6790\u5185\u5b58\u6cc4\u6f0f\u7b49\u95ee\u9898\u65f6\uff0cGC Roots \u7684\u6982\u5ff5\u662f\u5f88\u91cd\u8981\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

              \u5728Java\u865a\u62df\u673a\u4e2d\uff0cGC Roots\uff08\u5783\u573e\u56de\u6536\u6839\u8282\u70b9\uff09\u662f\u4e00\u7ec4\u7279\u6b8a\u7684\u5f15\u7528\uff0c\u5b83\u4eec\u88ab\u8ba4\u4e3a\u662f\u7a0b\u5e8f\u4e2d\u5b58\u6d3b\u5bf9\u8c61\u7684\u8d77\u70b9\uff0c\u5783\u573e […]<\/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-11296","post","type-post","status-publish","format-standard","hentry","category-jvm"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11296","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=11296"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11296\/revisions"}],"predecessor-version":[{"id":16987,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11296\/revisions\/16987"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=11296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=11296"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=11296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}