Maxim Dounin Wrote:
-------------------------------------------------------
> Hello!
>
> On Tue, Jul 19, 2011 at 03:39:00AM -0400, asdasd77
> wrote:
>
> [...]
>
> > i am looking the server simultaneously with "top
> -c -d 1", here is the
> > output
> >
> **************************************************
> ************************************************
> > [root@srv-46 ~]# top -c -d 1
> > top - 12:33:04 up 13 min, 1 user, load
> average: 13.82, 10.34, 5.30
> > Tasks: 158 total, 17 running, 137 sleeping, 0
> stopped, 4 zombie
> > Cpu(s): 1.9%us, 45.7%sy, 0.0%ni, 11.4%id,
> 37.1%wa, 0.0%hi, 3.8%si,
> > 0.0%st
>
> System cpu usage looks really high...
>
> > Mem: 12299044k total, 8913512k used, 3385532k
> free, 33100k
> > buffers
> > Swap: 6094840k total, 0k used, 6094840k
> free, 5757568k cached
> >
> > PID USER PR NI VIRT RES SHR S %CPU
> %MEM TIME+ COMMAND
> > 3180 root 20 -5 0 0 0 R 5.6
> 0.0 0:53.27 [vmmemctl]
>
> .... and it looks you are running in virtualized
> environment. This
> may be a curlpit (see e.g. [1]). Try taking
> virtualization out of
> the picture.
>
> [1]
> http://blog.boxedice.com/2011/06/15/mongodb-cpu-co
> res-and-vmmemctl/
>
> Maxim Dounin
>
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i read that page but i didnt understand anything. we dont use database that server. even its not been installed.