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欢迎访问:http://www.cloudnoter.com/?p=143
自从平台升级到3.0后,应用的JVM变得非常不稳定,主要体现为以下三个问题:
1.内存泄漏:2G的JVM,2天就崩。25007 intern Strings occupying 2799672 bytes. class_loader classesbytes parent_loaderalive? type <bootstrap> 262415108248 null live <internal> 0x000000076f045910 38758792 0x00000007617d4f70dead com/atomikos/util/ClassLoadingHelper$1@0x0000000741cb86e8 0x000000076f942f10 38758792 0x00000007617d4f70dead com/atomikos/util/ClassLoadingHelper$1@0x0000000741cb86e8 0x00000007d00e9ba0 40816816 0x00000007617d4f70dead com/atomikos/util/ClassLoadingHelper$1@0x0000000741cb86e8 0x00000007dd170c08 40816816 0x00000007617d4f70dead com/atomikos/util/ClassLoadingHelper$1@0x0000000741cb86e8 0x000000079e2f0070 40816816 0x00000007617d4f70dead com/atomikos/util/ClassLoadingHelper$1@0x0000000741cb86e8 0x00000007cd6b1140 13112 null dead sun/reflect/DelegatingClassLoader@0x0000000740067648 0x000000076fb5d130 38758792 0x00000007617d4f70dead com/atomikos/util/ClassLoadingHelper$1@0x0000000741cb86e8 0x000000076fbe47c0 38758792 0x00000007617d4f70dead com/atomikos/util/ClassLoadingHelper$1@0x0000000741cb86e8
java case 3:方法区(PermGen)内存快速飙升问题
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原文地址:http://blog.csdn.net/cza55007/article/details/46040351