[linux-lvm] Re: Daemon or Thread with 5 minute interval

[Bill Mair]

Howard Rifkin wrote:
> 
> We do have the right kernel support for our didsks. But, you do not need 
> a lot of CPU activity to generate noise. Just enough to disrupt the 
> cashe. Does kupdated run every 5 minutes? If so it could still be the 
> culprit.

kupdated - journal update
kswapd - swapper
bdflush - flush IO

All/any of them could cause problems fir what you are doing, but I don't think
LVM is your problem.

--
Bill