AIX系统CPU性能评估
2008-05-08 08:16:18 来源:WEB开发网在我下面的这一份示例中,可以看到,大部分的cpu时间都是被wait所占用的。这里的wait实际上是idle进程,可以表明这个系统是一个完全空闲的系统。
$ more __prof.all
Process PID TID Total Kernel User Shared Other
======= === === ===== ====== ==== ====== =====
wait 40970 40971 2998 2998 0 0 0
wait 32776 32777 2994 2994 0 0 0
wait 24582 24583 2985 2985 0 0 0
wait 16388 16389 2980 2980 0 0 0
syncd 221254 155707 31 31 0 0 0
caiUxOs 524540 2294015 3 0 0 3 0
netm 73746 73747 1 1 0 0 0
hats_nim 1671242 1220665 1 0 0 1 0
snmpd64 598258 1245291 1 1 0 0 0
rpc.lockd 639212 1728679 1 1 0 0 0
tprof 704622 2277437 1 0 0 1 0
trclogio 360524 2408625 1 1 0 0 0
trace 1523820 2523145 1 0 0 1 0
clinfo 1958102 2760945 1 1 0 0 0
sh 1572938 2285709 1 1 0 0 0
======= === === ===== ====== ==== ====== =====
Total 12000 11994 0 6 0
Process FREQ Total Kernel User Shared Other
======= === ===== ====== ==== ====== =====
wait 4 11957 11957 0 0 0
syncd 1 31 31 0 0 0
caiUxOs 1 3 0 0 3 0
netm 1 1 1 0 0 0
hats_nim 1 1 0 0 1 0
snmpd64 1 1 1 0 0 0
rpc.lockd 1 1 1 0 0 0
tprof 1 1 0 0 1 0
trclogio 1 1 1 0 0 0
trace 1 1 0 0 1 0
clinfo 1 1 1 0 0 0
sh 1 1 1 0 0 0
======= === ===== ====== ==== ====== =====
Total 15 12000 11994 0 6 0
在这里,对wait进程作一点补充说明。
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