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jstack应用-查找CPU飚高的原因-feelgood3000的博客
source link: http://blog.51cto.com/4436396/2118787
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场景在系统上线后，经常会遇到运维的同学跑过来说：“这次发版后，cpu线程使用率到一场，到100%了”。这时候不要慌，可以使用堆转储来分析到底是哪个线程引起的。查找元凶[root@java_mofei_01test]#topMem:16333644ktotal,9472968kused,6860676kfree,165616kbuffersSwap:0ktotal,0kused,0kfree,666
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