{"id":64713,"date":"2025-05-03T10:16:22","date_gmt":"2025-05-03T02:16:22","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64713\/"},"modified":"2025-05-03T10:16:22","modified_gmt":"2025-05-03T02:16:22","slug":"java-%e5%9e%83%e5%9c%be%e5%9b%9e%e6%94%b6%e4%b8%ad%e7%9a%84%e5%ae%89%e5%85%a8%e7%82%b9%e5%92%8c%e5%ae%89%e5%85%a8%e5%8c%ba%e5%9f%9f%ef%bc%9a%e5%ae%83%e4%bb%ac%e6%98%af%e5%a6%82%e4%bd%95%e5%b7%a5-3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64713\/","title":{"rendered":"Java \u5783\u573e\u56de\u6536\u4e2d\u7684\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df\uff1a\u5b83\u4eec\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173068867550203.jpg\" class=\"aligncenter\" title=\"Java \u5783\u573e\u56de\u6536\u4e2d\u7684\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df\uff1a\u5b83\u4eec\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f\u63d2\u56fe\" alt=\"Java \u5783\u573e\u56de\u6536\u4e2d\u7684\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df\uff1a\u5b83\u4eec\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u7684\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u5783\u573e\u56de\u6536 (GC) \u4f1a\u89e6\u53d1\u6682\u505c\u6240\u6709\u7ebf\u7a0b\u7684 STW (\u505c\u6b62\u4e16\u754c) \u72b6\u6001\uff0c\u4ee5\u4fbf\u8fdb\u884c\u5783\u573e\u56de\u6536\u64cd\u4f5c\u3002\u4e3a\u4e86\u786e\u4fdd GC \u5728\u5b89\u5168\u7684\u65f6\u95f4\u70b9\u89e6\u53d1\uff0c\u5f15\u5165\u4e86\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df\u7684\u6982\u5ff5\u3002<\/p>\n<p><strong>\u5b89\u5168\u70b9<\/strong><\/p>\n<p>\u5f53 Java \u7ebf\u7a0b\u6267\u884c\u5230 JVM \u6807\u8bb0\u4e3a\u201c\u5b89\u5168\u201d\u7684\u4f4d\u7f6e\u65f6\uff0c\u79f0\u4e3a\u5b89\u5168\u70b9\u3002\u5728\u5b89\u5168\u70b9\uff0c\u7ebf\u7a0b\u53ef\u4ee5\u53ef\u9760\u5730\u6302\u8d77\uff0c\u4ee5\u4fbf\u5f00\u59cb STW\u3002\u8fd9\u4e9b\u70b9\u901a\u5e38\u4f4d\u4e8e\u65b9\u6cd5\u8c03\u7528\u6216\u5faa\u73af\u8fb9\u754c\u5904\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p><strong>\u5b89\u5168\u533a\u57df<\/strong><\/p>\n<p>\u5b89\u5168\u533a\u57df\u662f\u4ee3\u7801\u6267\u884c\u671f\u95f4\u4e0d\u4f1a\u53d1\u751f GC \u7684\u90e8\u5206\u3002JVM \u8bc6\u522b\u51fa\u8fd9\u4e9b\u533a\u57df\uff0c\u4ee5\u907f\u514d\u5728\u4e0d\u5fc5\u8981\u7684\u65f6\u95f4\u70b9\u89e6\u53d1 STW\u3002\u5b89\u5168\u533a\u57df\u901a\u5e38\u5305\u62ec I\/O \u64cd\u4f5c\u3001\u5c40\u90e8\u53d8\u91cf\u58f0\u660e\u548c\u7b80\u5355\u7684\u8ba1\u7b97\u3002<\/p>\n<p><strong>\u5b89\u5168\u70b9\u7684\u4f5c\u7528<\/strong><\/p>\n<p>\u5b89\u5168\u70b9\u786e\u4fdd\u5728 STW \u671f\u95f4\u7ebf\u7a0b\u4e0d\u4f1a\u5904\u4e8e\u6267\u884c\u4ee3\u7801\u7684\u4e2d\u95f4\u72b6\u6001\u3002\u8fd9\u6709\u52a9\u4e8e\u9632\u6b62\u6570\u636e\u635f\u574f\uff0c\u56e0\u4e3a\u5728 STW \u89e6\u53d1\u65f6\u4e0d\u4f1a\u521b\u5efa\u6216\u4fee\u6539\u5bf9\u8c61\u3002<\/p>\n<p>\u901a\u8fc7\u4f7f\u7528\u5b89\u5168\u70b9\uff0cJava \u53ef\u4ee5\u663e\u8457\u7f29\u77ed STW \u7684\u6301\u7eed\u65f6\u95f4\uff0c\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u5b89\u5168\u533a\u57df\u8fdb\u4e00\u6b65\u6709\u52a9\u4e8e\u6700\u5927\u5316 GC \u6548\u7387\uff0c\u901a\u8fc7\u5141\u8bb8\u5728 STW \u4e4b\u5916\u53d1\u751f\u67d0\u4e9b\u64cd\u4f5c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fJava \u5783\u573e\u56de\u6536\u4e2d\u7684\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df\uff1a\u5b83\u4eec\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java \u4e2d\u7684\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df \u5728 Java \u4e2d\uff0c\u5783\u573e\u56de\u6536 (GC) \u4f1a\u89e6\u53d1\u6682\u505c\u6240\u6709\u7ebf\u7a0b\u7684 STW (\u505c\u6b62\u4e16\u754c) \u72b6\u6001\uff0c\u4ee5\u4fbf\u8fdb\u884c\u5783\u573e\u56de\u6536\u64cd\u4f5c\u3002\u4e3a\u4e86\u786e\u4fdd GC \u5728\u5b89\u5168\u7684\u65f6\u95f4\u70b9\u89e6\u53d1\uff0c\u5f15\u5165\u4e86\u5b89\u5168\u70b9\u548c\u5b89\u5168\u533a\u57df\u7684\u6982\u5ff5\u3002 \u5b89\u5168\u70b9 \u5f53 Java \u7ebf\u7a0b\u6267\u884c\u5230 JVM \u6807\u8bb0\u4e3a\u201c\u5b89\u5168\u201d\u7684\u4f4d\u7f6e\u65f6\uff0c\u79f0\u4e3a\u5b89\u5168\u70b9\u3002\u5728\u5b89\u5168\u70b9\uff0c\u7ebf\u7a0b\u53ef\u4ee5\u53ef\u9760\u5730\u6302\u8d77\uff0c\u4ee5\u4fbf\u5f00\u59cb STW\u3002\u8fd9\u4e9b\u70b9\u901a\u5e38\u4f4d\u4e8e\u65b9\u6cd5\u8c03\u7528\u6216\u5faa\u73af\u8fb9\u754c\u5904\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u5b89\u5168\u533a\u57df \u5b89\u5168\u533a\u57df\u662f\u4ee3\u7801\u6267\u884c\u671f\u95f4\u4e0d\u4f1a\u53d1\u751f GC \u7684\u90e8\u5206\u3002JVM \u8bc6\u522b\u51fa\u8fd9\u4e9b\u533a\u57df\uff0c\u4ee5\u907f\u514d\u5728\u4e0d\u5fc5\u8981\u7684\u65f6\u95f4\u70b9\u89e6\u53d1 STW\u3002\u5b89\u5168\u533a\u57df\u901a\u5e38\u5305\u62ec I\/O \u64cd\u4f5c\u3001\u5c40\u90e8\u53d8\u91cf\u58f0\u660e\u548c\u7b80\u5355\u7684\u8ba1\u7b97\u3002 \u5b89\u5168\u70b9\u7684\u4f5c\u7528 \u5b89\u5168\u70b9\u786e\u4fdd\u5728 STW \u671f\u95f4\u7ebf\u7a0b\u4e0d\u4f1a\u5904\u4e8e\u6267\u884c\u4ee3\u7801\u7684\u4e2d\u95f4\u72b6\u6001\u3002\u8fd9\u6709\u52a9\u4e8e\u9632\u6b62\u6570\u636e\u635f\u574f\uff0c\u56e0\u4e3a\u5728 STW \u89e6\u53d1\u65f6\u4e0d\u4f1a\u521b\u5efa\u6216\u4fee\u6539\u5bf9\u8c61\u3002 \u901a\u8fc7\u4f7f\u7528\u5b89\u5168\u70b9\uff0cJava \u53ef\u4ee5\u663e\u8457\u7f29\u77ed STW \u7684\u6301\u7eed\u65f6\u95f4\uff0c\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u5b89\u5168\u533a\u57df\u8fdb\u4e00\u6b65\u6709\u52a9\u4e8e\u6700\u5927\u5316 GC \u6548\u7387\uff0c\u901a\u8fc7\u5141\u8bb8\u5728 STW 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