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环境：RH linux5.1 + IBM was5.1
top - 14:12:39 up 6 days, 18:03, 2 users, load average: 1.21, 1.23, 1.12
Tasks: 833 total, 3 running, 829 sleeping, 0 stopped, 1 zombie
Cpu0 : 22.5% us, 1.0% sy, 0.0% ni, 76.5% id, 0.0% wa, 0.0% hi, 0.0% si
Cpu1 : 1.3% us, 0.0% sy, 0.0% ni, 98.7% id, 0.0% wa, 0.0% hi, 0.0% si
Cpu2 : 1.0% us, 0.0% sy, 0.0% ni, 99.0% id, 0.0% wa, 0.0% hi, 0.0% si
Cpu3 : 1.3% us, 0.3% sy, 0.0% ni, 98.4% id, 0.0% wa, 0.0% hi, 0.0% si
Cpu4 : 1.0% us, 0.0% sy, 0.0% ni, 99.0% id, 0.0% wa, 0.0% hi, 0.0% si
Cpu5 : 99.7% us, 0.3% sy, 0.0% ni, 0.0% id, 0.0% wa, 0.0% hi, 0.0% si
Cpu6 : 1.7% us, 0.7% sy, 0.0% ni, 97.7% id, 0.0% wa, 0.0% hi, 0.0% si
Cpu7 : 1.3% us, 1.0% sy, 0.0% ni, 97.7% id, 0.0% wa, 0.0% hi, 0.0% si
Mem: 16621708k total, 7810128k used, 8811580k free, 71244k buffers
Swap: 15358132k total, 0k used, 15358132k free, 3234396k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
13095 root 25 0 743m 705m 4140 R 100 4.3 3304:20 java
29539 root 16 0 689m 652m 4068 R 22 4.0 3:01.68 java
26719 root 16 0 689m 652m 4068 S 1 4.0 0:11.30 java
26720 root 16 0 689m 652m 4068 S 1 4.0 0:11.42 java
26721 root 16 0 689m 652m 4068 S 1 4.0 0:11.70 java
26722 root 16 0 689m 652m 4068 S 1 4.0 0:12.14 java
26723 root 16 0 689m 652m 4068 S 1 4.0 0:12.39 java
26724 root 16 0 689m 652m 4068 S 1 4.0 0:12.60 java
26892 root 16 0 691m 648m 4052 S 1 4.0 4:18.39 java
这个top显示占用最高的java进程显然只能调度到一个CPU，而同样的was的java在hpux上却可以调度到多个cpu，是linux本身有问题还是没有lincense？ 该linux下载自redhat官方网站。 |
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发表于 2007-04-23 15:00