tech-kern archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: ioflush kernel thread chewing CPU time

On Wed, Mar 25, 2009 at 12:56:59PM +1100, Simon Burge wrote:

> Simon Burge wrote:
> > [ profiling working with enami's patch ]
> I've got two 30-second profiles while I'm seeing ioflush using a lot
> of CPU time.  With a profiled kernel I'm seeing ioflush use about 30-35%
> instead of the "normal" 20%.  The first of these is with top running,
> the second while the machine should be otherwise completely idle:
> I've not looked at them myself yet...

Those were very useful, thanks. I have committed another set of fixes.
Can you try running with them and see if the problem still occurs?

Home | Main Index | Thread Index | Old Index