top: how to obtain which process take CPU time
Коньков Евгений
kes-kes at yandex.ru
Sat Oct 1 19:43:05 UTC 2011
Здравствуйте, Frank.
Вы писали 1 октября 2011 г., 21:38:56:
FS> On Sat, Oct 01, 2011 at 08:38:49PM +0300, ??????? ??????? wrote:
>>
>> hi, Freebsd-questions.
>>
>> last pid: 92665; load averages: 2.40, 2.68, 4.75 up 5+02:45:23 20:29:07
>> 218 processes: 3 running, 215 sleeping
>> CPU: 59.6% user, 0.0% nice, 40.4% system, 0.0% interrupt, 0.0% idle
>> Mem: 225M Active, 81M Inact, 115M Wired, 3936K Cache, 60M Buf, 64M Free
>> Swap: 2048M Total, 190M Used, 1857M Free, 9% Inuse
>>
>> PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU COMMAND
>> 92520 cacti 1 -8 0 22796K 12656K piperd 0:00 1.46% php
>> 92593 cacti 1 -8 0 4620K 2316K piperd 0:00 1.46% perl5.8.8
>> 92594 cacti 1 8 0 3460K 1120K wait 0:00 1.46% sh
>> 92592 cacti 1 8 0 3460K 1120K wait 0:00 1.46% sh
>> 92595 cacti 1 55 0 5448K 2692K select 0:00 1.37% snmpget
>> 92518 cacti 1 8 0 23820K 12896K nanslp 0:00 0.98% php
>> 92528 cacti 1 -8 0 22796K 12640K piperd 0:00 0.98% php
>> 92555 cacti 1 -8 0 4620K 2332K piperd 0:00 0.98% perl5.8.8
>> 92556 root 1 96 0 3280K 1292K select 0:00 0.98% sudo
>> 92554 cacti 1 8 0 3460K 1120K wait 0:00 0.98% sh
>> 92542 cacti 1 8 0 3460K 1128K wait 0:00 0.98% sh
>> 92543 cacti 1 -8 0 10200K 3664K piperd 0:00 0.78% rrdtool
>> 81166 firebird 1 45 0 23344K 6188K select 0:08 0.49% fb_inet_serve
FS> That looks to me like quite a weak system and has got 3 running
FS> processes and 215 sleeping. I can easily see that 59.6% of your CPU is
FS> being used and your load averages being as they are.
I see that too, but which process take that CPU?
>>
>> top -SIHP
>> last pid: 99336; load averages: 1.47, 2.05, 3.66 up 5+02:52:06 20:35:50
>> 291 processes: 6 running, 266 sleeping, 18 waiting, 1 lock
>> CPU: 52.2% user, 0.0% nice, 27.9% system, 0.0% interrupt, 19.9% idle
>> Mem: 236M Active, 81M Inact, 115M Wired, 3436K Cache, 60M Buf, 54M Free
>> Swap: 2048M Total, 189M Used, 1858M Free, 9% Inuse
>>
>> PID USERNAME PRI NICE SIZE RES STATE TIME WCPU COMMAND
>> 11 root 171 ki31 0K 8K RUN 70.1H 27.59% idle: cpu0
>> 98502 cacti 8 0 23820K 12932K nanslp 0:00 0.20% php
>> 44054 root 8 0 3124K 524K nanslp 0:56 0.10% monitord
>> 99051 root 44 0 3496K 2020K RUN 0:00 0.10% top
>> 99331 cacti -8 0 4620K 2332K piperd 0:00 0.00% perl5.8.8
>> 99326 cacti -8 0 4620K 2332K piperd 0:00 0.00% perl5.8.8
>> 99333 root 46 0 3240K 1008K select 0:00 0.00% ping
>> 99328 root 45 0 3240K 972K select 0:00 0.00% ping
>> 99332 root 47 0 3280K 1292K select 0:00 0.00% sudo
>> 99327 root 47 0 3280K 1292K select 0:00 0.00% sudo
>>
>> It is unclear which process take CPU time.
>> is there any other tool, which help me to see processes that take CPU?
>>
FS> I don't think another tool would help. You've just got a weak system
FS> running lots of processes. None very big but they all add up to quite
FS> a big chunk of CPU. It looks like it's handling it OK though.
No. it is not weak. it is about 40% load averages, but somethig is
happen and take of 100% CPU (see SNMP graph).
And I got a problem in FreeBSD I can not obtain which process take
all CPU ((
> Robert Bonomi <bonomi at mail.r-bonomi.com>
> It is unclear which process take CPU time. is there any other tool, which
> help me to see processes that take CPU?
>>One -obvious- anwser is the 'ps' commnd.
>>Something like 'ps gxua".
You mean that 'ps gxua' shows wrong results?
FS> Regards,
More information about the freebsd-questions
mailing list