java高内存cpu分析

本篇内容主要讲解"java高内存cpu分析"，感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷，实用性强。下面就让小编来带大家学习"java高内存cpu分析"吧!

ps -ef|grep path-servicetop -Hp 11599ps -ef|grep billjstack 1948top -Hp 1948按1显示该进程每个线程的cpu  PID USER      PR  NI    VIRT    RES    SHR S %CPU %MEM     TIME+ COMMAND                                                                  18937 root      20   0 13.759g 4.542g  24680 R 51.2  3.6   1:25.69 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18934 root      20   0 13.759g 4.542g  24680 S 50.4  3.6   1:25.69 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+12057 root      20   0 13.759g 4.542g  24680 R 49.6  3.6   5:54.14 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18935 root      20   0 13.759g 4.542g  24680 R 49.6  3.6   1:25.50 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18939 root      20   0 13.759g 4.542g  24680 R 48.8  3.6   1:25.92 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18931 root      20   0 13.759g 4.542g  24680 R 47.9  3.6   1:25.31 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+16457 root      20   0 13.759g 4.542g  24680 R 47.1  3.6   2:55.82 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18936 root      20   0 13.759g 4.542g  24680 R 47.1  3.6   1:25.36 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+16463 root      20   0 13.759g 4.542g  24680 R 46.3  3.6   2:55.23 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18938 root      20   0 13.759g 4.542g  24680 R 46.3  3.6   1:25.48 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18940 root      20   0 13.759g 4.542g  24680 R 46.3  3.6   1:25.48 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18941 root      20   0 13.759g 4.542g  24680 R 46.3  3.6   1:25.46 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18932 root      20   0 13.759g 4.542g  24680 R 44.6  3.6   1:25.69 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18933 root      20   0 13.759g 4.542g  24680 S 44.6  3.6   1:25.54 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+18930 root      20   0 13.759g 4.542g  24680 R 43.0  3.6   1:25.54 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+ 1955 root      20   0 13.759g 4.542g  24680 S  4.1  3.6   5:46.08 java -Dapp.home=/root/billing/billing-service -Xms2024m -Xmx4024m com.as+在线16进制转换http://tool.oschina.net/hexconvert/18937189340x49f90x49f6jstack中找到："ForkJoinPool.commonPool-worker-2" #3479 daemon prio=5 os_prio=0 tid=0x00007f6584010000 nid=0x49f6 runnable [0x00007f6563bfa000]   java.lang.Thread.State: RUNNABLE        at com.alibaba.fastjson.parser.JSONLexerBase.scanSymbol(JSONLexerBase.java:772)        at com.alibaba.fastjson.parser.DefaultJSONParser.parseObject(DefaultJSONParser.java:239)        at com.alibaba.fastjson.parser.DefaultJSONParser.parseObject(DefaultJSONParser.java:517)        at com.alibaba.fastjson.parser.DefaultJSONParser.parseObject(DefaultJSONParser.java:517)        at com.alibaba.fastjson.parser.DefaultJSONParser.parse(DefaultJSONParser.java:1327)        at com.alibaba.fastjson.parser.DefaultJSONParser.parse(DefaultJSONParser.java:1293)        at com.alibaba.fastjson.JSON.parse(JSON.java:137)        at com.alibaba.fastjson.JSON.parse(JSON.java:128)        at com.alibaba.fastjson.JSON.parseObject(JSON.java:201)        at com.asiainfo.log.ThreadReportTimer.calculateThreadStats(ThreadReportTimer.java:176)

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