why would I be seeing kswapd0 using so much CPU?

[Mateusz Marzantowicz]

On 13.10.2012 17:30, Kevin Martin wrote:
> I'm seeing this:
>
> # top
>
> top - 10:28:30 up 23:45,  9 users,  load average: 0.75, 0.83, 0.98
> Tasks: 221 total,   2 running, 219 sleeping,   0 stopped,   0 zombie
> %Cpu(s):  1.0 us, 27.5 sy,  0.0 ni, 69.9 id,  0.8 wa,  0.6 hi,  0.2 si,  0.0 st
> KiB Mem:   3952540 total,  2834232 used,  1118308 free,     3024 buffers
> KiB Swap:  4095996 total,   332780 used,  3763216 free,   163712 cached
>
>   PID USER      PR  NI  VIRT  RES  SHR S  %CPU %MEM    TIME+  COMMAND
>
>    41 root      20   0     0    0    0 R  98.0  0.0 262:56.14 kswapd0
>
> I'm not sure why this would be happening since I'm not using all of my memory and the swap used is almost nothing.  It's eating an
> entire CPU!
>
> Any thoughts?
>
> Thanks.
>
> Kevin

Yours load average looks fine. If this 98% CPU time consumption lasts
for short time you have nothing to worry about.


Mateusz Marzantowicz