{"id":10547,"date":"2023-11-28T21:37:56","date_gmt":"2023-11-28T13:37:56","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10547"},"modified":"2023-12-07T14:16:07","modified_gmt":"2023-12-07T06:16:07","slug":"jvm-zhonggc-de-hui-shou-liu-cheng-shi-zen-yang-de","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/jvm-zhonggc-de-hui-shou-liu-cheng-shi-zen-yang-de\/","title":{"rendered":"JVM\u4e2dGC\u7684\u56de\u6536\u6d41\u7a0b\u662f\u600e\u6837\u7684\uff1f"},"content":{"rendered":"

\u5783\u573e\u56de\u6536\uff08Garbage Collection\uff0cGC\uff09\u662f Java \u865a\u62df\u673a\u7ba1\u7406\u5185\u5b58\u7684\u8fc7\u7a0b\uff0c\u5176\u76ee\u6807\u662f\u8bc6\u522b\u5e76\u56de\u6536\u4e0d\u518d\u88ab\u7a0b\u5e8f\u5f15\u7528\u7684\u5bf9\u8c61\uff0c\u91ca\u653e\u5185\u5b58\u7a7a\u95f4\u4ee5\u4f9b\u5176\u4ed6\u5bf9\u8c61\u4f7f\u7528\u3002Java \u865a\u62df\u673a\u7684\u5783\u573e\u56de\u6536\u6d41\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \n\u6807\u8bb0\uff08Marking\uff09\uff1a<\/strong><\/p>\n
      \n
    • \u9996\u5148\uff0c\u5783\u573e\u56de\u6536\u5668\u4f1a\u4ece\u6839\u5bf9\u8c61\u5f00\u59cb\uff0c\u901a\u8fc7\u6839\u5bf9\u8c61\u7684\u5f15\u7528\u94fe\u9010\u6b65\u904d\u5386\u53ef\u8fbe\u5bf9\u8c61\uff0c\u5bf9\u8fd9\u4e9b\u5bf9\u8c61\u8fdb\u884c\u6807\u8bb0\u3002\u53ef\u8fbe\u5bf9\u8c61\u5373\u7a0b\u5e8f\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u8bbf\u95ee\u5230\u7684\u5bf9\u8c61\u3002\u6807\u8bb0\u8fc7\u7a0b\u4f7f\u7528\u4e0d\u540c\u7684\u7b97\u6cd5\uff0c\u5305\u62ec\u6807\u8bb0-\u6e05\u9664\u7b97\u6cd5\u3001\u590d\u5236\u7b97\u6cd5\u3001\u6807\u8bb0-\u6574\u7406\u7b97\u6cd5\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u6e05\u9664\uff08Sweeping\uff09\uff1a<\/strong><\/p>\n
        \n
      • \u5728\u6807\u8bb0\u5b8c\u6210\u540e\uff0c\u5783\u573e\u56de\u6536\u5668\u4f1a\u626b\u63cf\u5806\u5185\u5b58\u4e2d\u7684\u6240\u6709\u5bf9\u8c61\uff0c\u6e05\u9664\u672a\u88ab\u6807\u8bb0\u7684\u5bf9\u8c61\u3002\u8fd9\u4e9b\u672a\u88ab\u6807\u8bb0\u7684\u5bf9\u8c61\u88ab\u8ba4\u4e3a\u662f\u4e0d\u518d\u88ab\u7a0b\u5e8f\u5f15\u7528\u7684\u5783\u573e\uff0c\u9700\u8981\u88ab\u56de\u6536\u3002\u6e05\u9664\u540e\uff0c\u5185\u5b58\u7a7a\u95f4\u53d8\u5f97\u8fde\u7eed\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u652f\u6301\u540e\u7eed\u5bf9\u8c61\u7684\u5206\u914d\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n\u56de\u6536\uff08Compact\uff09\uff1a<\/strong><\/p>\n
          \n
        • \u5728\u6e05\u9664\u9636\u6bb5\u540e\uff0c\u6709\u4e9b\u5783\u573e\u56de\u6536\u5668\u53ef\u80fd\u4f1a\u6267\u884c\u989d\u5916\u7684\u6b65\u9aa4\uff0c\u5982\u5185\u5b58\u538b\u7f29\u6216\u6574\u7406\u3002\u8fd9\u662f\u4e3a\u4e86\u4f18\u5316\u5185\u5b58\u7684\u5e03\u5c40\uff0c\u51cf\u5c11\u788e\u7247\u5316\uff0c\u4f7f\u5f97\u5185\u5b58\u5206\u914d\u66f4\u52a0\u9ad8\u6548\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n\u5904\u7406\u5f15\u7528\uff08Reference Processing\uff09\uff1a<\/strong><\/p>\n
            \n
          • \u5728\u6807\u8bb0\u548c\u6e05\u9664\u5b8c\u6210\u540e\uff0c\u8fd8\u9700\u8981\u5904\u7406\u5f15\u7528\u3002\u5f31\u5f15\u7528\u3001\u8f6f\u5f15\u7528\u7b49\u7279\u6b8a\u5f15\u7528\u53ef\u80fd\u9700\u8981\u989d\u5916\u7684\u5904\u7406\uff0c\u8fd9\u901a\u5e38\u5305\u62ec\u5c06\u5b83\u4eec\u6807\u8bb0\u4e3a\u4e0d\u518d\u88ab\u5f15\u7528\uff0c\u5e76\u5728\u4e4b\u540e\u7684\u67d0\u4e2a\u65f6\u523b\u5c06\u5176\u56de\u6536\u3002<\/li>\n<\/ul>\n<\/li>\n
          • \nFinalization\uff08\u53ef\u9009\uff09\uff1a<\/strong><\/p>\n
              \n
            • \u5728\u6e05\u9664\u5783\u573e\u4e4b\u524d\uff0c\u53ef\u4ee5\u6267\u884c\u4e00\u4e9b\u5bf9\u8c61\u7684 Finalize \u64cd\u4f5c\u3002\u8fd9\u662f\u4e00\u79cd\u673a\u4f1a\uff0c\u8ba9\u5bf9\u8c61\u5728\u88ab\u56de\u6536\u524d\u6267\u884c\u4e00\u4e9b\u6e05\u7406\u5de5\u4f5c\u3002\u7136\u800c\uff0cFinalize \u64cd\u4f5c\u4e0d\u662f\u5783\u573e\u56de\u6536\u7684\u4e3b\u8981\u90e8\u5206\uff0c\u56e0\u4e3a\u5b83\u4e0d\u80fd\u4fdd\u8bc1\u5728\u4f55\u65f6\u6267\u884c\uff0c\u751a\u81f3\u6709\u53ef\u80fd\u4e0d\u6267\u884c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

              \u4ee5\u4e0a\u6d41\u7a0b\u662f\u4e00\u822c\u5783\u573e\u56de\u6536\u5668\u7684\u57fa\u672c\u6d41\u7a0b\uff0c\u4f46\u4e0d\u540c\u7684\u5783\u573e\u56de\u6536\u5668\u53ef\u80fd\u91c7\u7528\u4e0d\u540c\u7684\u7b97\u6cd5\u548c\u7b56\u7565\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u65b0\u751f\u4ee3\u548c\u8001\u5e74\u4ee3\u7684\u56de\u6536\u7b56\u7565\u53ef\u80fd\u4e0d\u540c\uff0c\u4e0d\u540c\u7684\u6536\u96c6\u5668\u6709\u4e0d\u540c\u7684\u7279\u70b9\u548c\u4f18\u52a3\u52bf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

              \u5783\u573e\u56de\u6536\uff08Garbage Collection\uff0cGC\uff09\u662f Java \u865a\u62df\u673a\u7ba1\u7406\u5185\u5b58\u7684\u8fc7\u7a0b\uff0c\u5176\u76ee\u6807\u662f\u8bc6\u522b\u5e76\u56de\u6536\u4e0d […]<\/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-10547","post","type-post","status-publish","format-standard","hentry","category-jvm"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10547","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=10547"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10547\/revisions"}],"predecessor-version":[{"id":16857,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10547\/revisions\/16857"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10547"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}