Subject: Re: cpu temp is very high when idle
To: Takahiro Hayashi <firstname.lastname@example.org>
From: Andrew Doran <email@example.com>
Date: 09/25/2007 14:42:15
On Tue, Sep 25, 2007 at 09:38:14PM +0900, Takahiro Hayashi wrote:
> On Tue, 25 Sep 2007 09:56:56 +0200
> firstname.lastname@example.org wrote:
> > Hello,
> > with a fresh cvs of yesterday, my cpu is burning even when idle.
> > Usually temperature is 40?C, with the new kernel it's more 55?C
> > (on my 2 computer). CPU is 100% Idle.
> I've noticed too that recent current kernel on VMWare uses 100% of
> host cpu while guest is idle.
> top(1) on that kernel shows no significant cpu usages or interrupts.
> The version of the kernel is 4.99.31.
> > Do you know if this is a know bug ? I doesn't found anything on this.
> I dunno this is a bug, but I find this happens after ad's commit on
> Wed Aug 29 23:38:06 UTC 2007.
I don't see how those changes could affect idle, but I do suspect that there
is a bug in the idle loop. What does dmesg output from vmware look like?