lkml.org 
[lkml]   [2007]   [Oct]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: 100% iowait on one of cpus in current -git
From
Date
On Mon, 2007-10-22 at 08:22 +0200, Maxim Levitsky wrote:
> Hi,
>
> I found a bug in current -git:
>
> On my system on of cpus stays 100% in iowait mode (I have core 2 duo)
> Otherwise the system works OK, no disk activity and/or slowdown.
> Suspecting that this is a swap-related problem I tried to turn swap of, but it doesn't affect anything.
> It is probably some accounting bug.
>
> If I start with init=/bin/bash, then this disappears.
> I tried then to start usual /etc/init.d scripts then, and first one to show this bug was gpm.
> but then I rebooted the system to X without gpm, and I still see 100% iowait.
>
> No additional messages in dmesg.

does sysrq-t show any D state tasks?

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-10-22 11:45    [W:0.082 / U:0.440 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site