{"id":57463,"date":"2023-10-18T22:41:44","date_gmt":"2023-10-18T14:41:44","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=57463"},"modified":"2023-10-18T22:41:51","modified_gmt":"2023-10-18T14:41:51","slug":"jvm%e5%a0%86%e6%96%b0%e7%94%9f%e4%bb%a3from-survivor%e5%8c%ba%e7%ac%ac%e4%b8%80%e6%ac%a1%e4%bd%bf%e7%94%a8%e6%97%b6%e6%9c%ba","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/57463.html","title":{"rendered":"JVM\u5806\u65b0\u751f\u4ee3From Survivor\u533a\u7b2c\u4e00\u6b21\u4f7f\u7528\u65f6\u673a"},"content":{"rendered":"\n
\n

\u5728Java\u865a\u62df\u673a\uff08JVM\uff09\u7684\u5185\u5b58\u6a21\u578b\u4e2d\uff0c\u65b0\u751f\u4ee3Survivor\u533a\u7684\u201cFrom\u201d\u533a\u57df\u5bf9\u4e8e\u5783\u573e\u6536\u96c6\u548c\u5bf9\u8c61\u751f\u547d\u5468\u671f\u7ba1\u7406\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u201cFrom\u201d Survivor\u533a\u7684\u89d2\u8272\u3001\u5176\u7b2c\u4e00\u6b21\u4f7f\u7528\u7684\u65f6\u673a\u4ee5\u53ca\u4e0eJVM\u6027\u80fd\u4f18\u5316\u7684\u5173\u7cfb\u3002\u65b0\u751f\u4ee3\uff08Young Generation\uff09\u662fJVM\u5806\u5185\u5b58\u7684\u4e00\u4e2a\u90e8\u5206\uff0c\u4e3b\u8981\u7528\u4e8e\u5b58\u653e\u65b0\u521b\u5efa\u7684\u5bf9\u8c61\u3002<\/p>\n<\/blockquote>\n\n\n\n

1.<\/strong>\u65b0\u751f\u4ee3Survivor\u533a\u7684\u57fa\u672c\u4ecb\u7ecd<\/strong><\/h2>\n\n\n\n

\u65b0\u751f\u4ee3\uff08Young Generation\uff09\u662fJVM\u5806\u5185\u5b58\u7684\u4e00\u4e2a\u90e8\u5206\uff0c\u4e3b\u8981\u7528\u4e8e\u5b58\u653e\u65b0\u521b\u5efa\u7684\u5bf9\u8c61\u3002\u7531\u4e8e\u8fd9\u4e9b\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f\u901a\u5e38\u5f88\u77ed\uff0c\u6240\u4ee5\u65b0\u751f\u4ee3\u8bbe\u8ba1\u6709\u52a9\u4e8e\u5b9e\u73b0\u9ad8\u6548\u7684\u5783\u573e\u6536\u96c6\u3002\u65b0\u751f\u4ee3\u53c8\u53ef\u4ee5\u7ec6\u5206\u4e3a\u4e09\u4e2a\u533a\u57df\uff1aEden\u533a\u548c\u4e24\u4e2aSurvivor\u533a\uff08\u901a\u5e38\u79f0\u4e3aFrom\u548cTo\u533a\uff09\u3002From Survivor\u533a\u7684\u4e3b\u8981\u529f\u80fd\u662f\u5b58\u653e\u4eceEden\u533a\u7ecf\u8fc7\u4e00\u6b21Minor GC\u540e\u4ecd\u7136\u5b58\u6d3b\u7684\u5bf9\u8c61\u3002<\/p>\n\n\n\n

2.<\/strong>\u4e3a\u4ec0\u4e48\u5b58\u5728From\u548cTo\u4e24\u4e2aSurvivor\u533a\uff1f<\/strong><\/h2>\n\n\n\n

JVM\u91c7\u7528\u590d\u5236\u7b97\u6cd5\u5bf9\u65b0\u751f\u4ee3\u8fdb\u884c\u5783\u573e\u6536\u96c6\u3002\u5f53Eden\u533a\u5feb\u6ee1\u65f6\uff0c\u89e6\u53d1Minor GC\uff0cGC\u8fc7\u7a0b\u4f1a\u68c0\u67e5Eden\u533a\u5185\u7684\u5bf9\u8c61\uff0c\u5e76\u5c06\u8fd8\u5b58\u6d3b\u7684\u5bf9\u8c61\u590d\u5236\u5230Survivor\u533a\u3002\u7531\u4e8e\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f\u77ed\u6682\uff0c\u5927\u591a\u6570\u5bf9\u8c61\u5728GC\u540e\u53ef\u4ee5\u88ab\u7acb\u5373\u56de\u6536\uff0c\u53ea\u6709\u5c11\u6570\u5b58\u6d3b\u5bf9\u8c61\u9700\u8981\u8fc1\u79fb\u5230Survivor\u533a\u3002\u4f7f\u7528\u4e24\u4e2aSurvivor\u533a\uff08From\u548cTo\uff09\u7684\u76ee\u7684\u662f\u964d\u4f4e\u590d\u5236\u7684\u5f00\u9500\uff0c\u901a\u8fc7\u5728\u4e24\u4e2a\u533a\u57df\u4e4b\u95f4\u6765\u56de\u590d\u5236\uff0c\u786e\u4fdd\u53ea\u6709\u7ecf\u8fc7\u591a\u6b21GC\u4f9d\u7136\u5b58\u6d3b\u7684\u5bf9\u8c61\u4f1a\u88ab\u79fb\u52a8\u5230\u8001\u5e74\u4ee3\u3002<\/p>\n\n\n\n

3. From Survivor<\/strong>\u533a\u7684\u7b2c\u4e00\u6b21\u4f7f\u7528\u65f6\u673a\u662f\u4ec0\u4e48\uff1f<\/strong><\/h2>\n\n\n\n

\u5f53\u7b2c\u4e00\u6b21\u8fdb\u884cMinor GC\u65f6\uff0cEden\u533a\u7684\u5b58\u6d3b\u5bf9\u8c61\u4f1a\u88ab\u590d\u5236\u5230From\u533a\u3002\u8fd9\u662fFrom Survivor\u533a\u7684\u7b2c\u4e00\u6b21\u4f7f\u7528\u65f6\u673a\u3002\u968f\u540e\uff0c\u6bcf\u5f53Minor GC\u53d1\u751f\uff0cFrom\u533a\u7684\u5bf9\u8c61\u4f1a\u4e0eEden\u533a\u7684\u5b58\u6d3b\u5bf9\u8c61\u4e00\u540c\u88ab\u590d\u5236\u5230To\u533a\u3002\u5f53\u590d\u5236\u5b8c\u6210\u540e\uff0cFrom\u533a\u548cTo\u533a\u7684\u89d2\u8272\u4e92\u6362\u3002\u8fd9\u610f\u5473\u7740\u539fFrom\u533a\u6210\u4e3a\u65b0\u7684To\u533a\uff0c\u800c\u539fTo\u533a\u6210\u4e3a\u65b0\u7684From\u533a\uff0c\u5f85\u4e0b\u4e00\u6b21Minor GC\u65f6\u91cd\u590d\u6b64\u8fc7\u7a0b\u3002<\/p>\n\n\n\n

4.<\/strong>\u5982\u4f55\u4f18\u5316From Survivor\u533a\u7684\u4f7f\u7528\uff1f<\/strong><\/h2>\n\n\n\n

\u8c03\u6574\u65b0\u751f\u4ee3\u5927\u5c0f\uff1a\u901a\u8fc7\u8c03\u6574\u65b0\u751f\u4ee3\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u5f71\u54cdMinor GC\u7684\u9891\u7387\uff0c\u4ece\u800c\u5f71\u54cdFrom Survivor\u533a\u7684\u4f7f\u7528\u3002<\/p>\n\n\n\n

\u8c03\u6574Survivor\u533a\u5927\u5c0f\uff1a\u9002\u5f53\u8c03\u6574Survivor\u533a\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u786e\u4fdd\u5b58\u6d3b\u5bf9\u8c61\u5728\u591a\u6b21GC\u540e\u4ecd\u6709\u8db3\u591f\u7684\u7a7a\u95f4\u8fdb\u884c\u5b58\u653e\uff0c\u9632\u6b62\u8fc7\u65e9\u664b\u5347\u5230\u8001\u5e74\u4ee3\u3002<\/p>\n\n\n\n

\u8c03\u6574\u664b\u5347\u5e74\u9f84\u9608\u503c\uff1a\u901a\u8fc7\u8c03\u6574\u5bf9\u8c61\u4ece\u65b0\u751f\u4ee3\u664b\u5347\u5230\u8001\u5e74\u4ee3\u7684\u5e74\u9f84\u9608\u503c\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63a7\u5236\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f\u3002<\/p>\n\n\n\n

5.<\/strong>\u7ed3\u8bba<\/strong><\/h2>\n\n\n\n

\u7406\u89e3JVM\u7684\u5185\u5b58\u7ed3\u6784\u548c\u5de5\u4f5c\u673a\u5236\u5bf9\u4e8eJava\u7a0b\u5e8f\u7684\u6027\u80fd\u4f18\u5316\u81f3\u5173\u91cd\u8981\u3002\u7279\u522b\u662f\u65b0\u751f\u4ee3\u7684Survivor\u533a\uff0c\u5176\u4e2d\u7684From\u533a\u5bf9\u4e8e\u7ba1\u7406\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f\u548c\u63a7\u5236GC\u884c\u4e3a\u5c24\u4e3a\u5173\u952e\u3002\u901a\u8fc7\u6df1\u5165\u4e86\u89e3\u5176\u5de5\u4f5c\u539f\u7406\u548c\u4f18\u5316\u65b9\u6cd5\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u5229\u7528JVM\u7684\u8d44\u6e90\uff0c\u63d0\u9ad8\u5e94\u7528\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n\n\n

\n
\"\"<\/figure><\/div>\n\n\n

\u5e38\u89c1\u95ee\u7b54<\/strong><\/h2>\n\n\n\n

1.<\/strong>\u4ec0\u4e48\u662fJVM\u7684\u65b0\u751f\u4ee3Survivor\u533a\uff0c\u5b83\u6709\u4ec0\u4e48\u529f\u80fd\uff1f<\/strong><\/p>\n\n\n\n

JVM\u7684\u65b0\u751f\u4ee3Survivor\u533a\u662f\u65b0\u751f\u4ee3\u5185\u5b58\u7684\u4e00\u90e8\u5206\uff0c\u4e3b\u8981\u7528\u4e8e\u4e34\u65f6\u5b58\u653e\u4eceEden\u533a\u7ecf\u8fc7\u4e00\u6b21Minor GC\u540e\u4ecd\u7136\u5b58\u6d3b\u7684\u5bf9\u8c61\u3002\u65b0\u751f\u4ee3\u5185\u5b58\u5305\u62ecEden\u533a\u548c\u4e24\u4e2aSurvivor\u533a\uff08\u901a\u5e38\u79f0\u4e3aFrom\u548cTo\u533a\uff09\u3002Survivor\u533a\u7684\u8bbe\u8ba1\u6709\u52a9\u4e8e\u9ad8\u6548\u8fdb\u884c\u5783\u573e\u6536\u96c6\u548c\u51cf\u5c11\u590d\u5236\u7684\u5f00\u9500\u3002<\/p>\n\n\n\n

2.<\/strong>\u4e3a\u4ec0\u4e48JVM\u9700\u8981\u4e24\u4e2aSurvivor\u533a\uff0c\u5373From\u548cTo\uff1f<\/strong><\/p>\n\n\n\n

JVM\u91c7\u7528\u590d\u5236\u7b97\u6cd5\u5bf9\u65b0\u751f\u4ee3\u8fdb\u884c\u5783\u573e\u6536\u96c6\u3002\u4f7f\u7528\u4e24\u4e2aSurvivor\u533a\u53ef\u4ee5\u964d\u4f4e\u590d\u5236\u7684\u5f00\u9500\u3002\u5f53\u8fdb\u884cMinor GC\u65f6\uff0c\u5b58\u6d3b\u7684\u5bf9\u8c61\u4f1a\u4eceEden\u533a\u548cFrom\u533a\u590d\u5236\u5230To\u533a\uff0c\u7136\u540eFrom\u533a\u548cTo\u533a\u7684\u89d2\u8272\u4e92\u6362\u3002\u8fd9\u6837\uff0c\u53ea\u6709\u7ecf\u8fc7\u591a\u6b21GC\u4f9d\u7136\u5b58\u6d3b\u7684\u5bf9\u8c61\u624d\u4f1a\u88ab\u79fb\u52a8\u5230\u8001\u5e74\u4ee3\u3002<\/p>\n\n\n\n

3.From Survivor<\/strong>\u533a\u7684\u7b2c\u4e00\u6b21\u4f7f\u7528\u662f\u5728\u4ec0\u4e48\u65f6\u673a\uff1f<\/strong><\/p>\n\n\n\n

\u5f53JVM\u5185\u5b58\u4e2d\u7684Eden\u533a\u5feb\u8981\u6ee1\u65f6\uff0c\u4f1a\u89e6\u53d1Minor GC\u3002\u5728\u8fd9\u6b21GC\u8fc7\u7a0b\u4e2d\uff0cEden\u533a\u4e2d\u4ecd\u7136\u5b58\u6d3b\u7684\u5bf9\u8c61\u4f1a\u88ab\u590d\u5236\u5230From Survivor\u533a\uff0c\u8fd9\u662fFrom\u533a\u7684\u7b2c\u4e00\u6b21\u4f7f\u7528\u65f6\u673a\u3002<\/p>\n\n\n\n

4.<\/strong>\u5982\u4f55\u4f18\u5316From Survivor\u533a\u7684\u4f7f\u7528\u6765\u63d0\u9ad8\u7a0b\u5e8f\u6027\u80fd\uff1f<\/strong><\/p>\n\n\n\n

\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574\u65b0\u751f\u4ee3\u7684\u5927\u5c0f\u5f71\u54cdMinor GC\u7684\u9891\u7387\uff0c\u9002\u5f53\u8c03\u6574Survivor\u533a\u7684\u5927\u5c0f\u4ee5\u786e\u4fdd\u5b58\u6d3b\u5bf9\u8c61\u6709\u8db3\u591f\u7684\u7a7a\u95f4\uff0c\u5e76\u8c03\u6574\u5bf9\u8c61\u4ece\u65b0\u751f\u4ee3\u5230\u8001\u5e74\u4ee3\u7684\u664b\u5347\u5e74\u9f84\u9608\u503c\uff0c\u4ece\u800c\u6709\u6548\u7ba1\u7406\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f\u548c\u63a7\u5236GC\u884c\u4e3a\u3002<\/p>\n\n\n\n

5.<\/strong>\u5982\u679c\u5bf9\u8c61\u5728From Survivor\u533a\u5b58\u6d3b\u7684\u65f6\u95f4\u8fc7\u957f\u4f1a\u600e\u4e48\u6837\uff1f<\/strong><\/p>\n\n\n\n

\u5982\u679c\u4e00\u4e2a\u5bf9\u8c61\u5728Survivor\u533a\u5b58\u6d3b\u65f6\u95f4\u8d85\u8fc7\u4e86\u6240\u8bbe\u5b9a\u7684\u5e74\u9f84\u9608\u503c\uff0c\u8fd9\u4e2a\u5bf9\u8c61\u4f1a\u88ab\u63d0\u5347\u5230\u8001\u5e74\u4ee3\u3002\u8fd9\u662f\u4e3a\u4e86\u907f\u514d\u5728Survivor\u533a\u4e2d\u8fdb\u884c\u8fc7\u591a\u7684\u590d\u5236\u64cd\u4f5c\uff0c\u540c\u65f6\u786e\u4fdd\u957f\u751f\u547d\u5468\u671f\u7684\u5bf9\u8c61\u5728\u66f4\u7a33\u5b9a\u7684\u8001\u5e74\u4ee3\u4e2d\u5f97\u5230\u6709\u6548\u7ba1\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Java\u865a\u62df\u673a\uff08JVM\uff09\u7684\u5185\u5b58\u6a21\u578b\u4e2d\uff0c\u65b0\u751f\u4ee3Survivor\u533a\u7684\u201cFrom\u201d\u533a\u57df\u5bf9\u4e8e\u5783\u573e\u6536\u96c6\u548c\u5bf9\u8c61\u751f\u547d\u5468\u671f\u7ba1 […]","protected":false},"author":5,"featured_media":57370,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/57463"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=57463"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/57463\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/57370"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=57463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=57463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=57463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}