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大家好
我用TOP命令,发现LINUX CPU占用30%,所有占用都是进程为18029的TOMCAT占用的。我怎么能知道是TOMCAT里面具体什么语句占用的?
另外,TOP结果如下:
CPU占用是30%,但是具体到18029的进程,CPU显示99.4 这是什么意思?为什么不是都显示30%呢?
[iyunv@iZ23va2y88rZ ~]# top
top - 14:02:03 up 52 days, 16:51, 2 users, load average: 0.90, 0.96, 0.91
Tasks: 134 total, 1 running, 133 sleeping, 0 stopped, 0 zombie
Cpu(s): 30.0%us, 1.2%sy, 0.0%ni, 68.3%id, 0.0%wa, 0.3%hi, 0.2%si, 0.0%st
Mem: 16330944k total, 15009792k used, 1321152k free, 359748k buffers
Swap: 8388604k total, 0k used, 8388604k free, 7599580k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
18029 root 20 0 6356m 1.5g 10m S 99.4 9.8 1697:56 java
16507 root 20 0 6440m 1.6g 9m S 17.0 10.6 240:36.73 java
29152 root 20 0 3635m 747m 10m S 1.0 4.7 35:22.35 java
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