Re: 2.6.14-rc4-rt7

From: Thomas Gleixner
Date: Mon Oct 17 2005 - 17:13:05 EST


On Mon, 2005-10-17 at 15:05 -0700, Daniel Walker wrote:
>
> On Tue, 18 Oct 2005, Thomas Gleixner wrote:
>
> > On Mon, 2005-10-17 at 14:43 -0700, Daniel Walker wrote:
> > > I found this latency ~5 minutes after boot up, no load . It looks like
> > > vgacon_scroll() has a memset like operation which can grow.
> >
> > 5 minutes after bootup could also be related to a jiffies wrap problem.
> >
>
> I saw it multiple times , but this trace was the biggest .. It looks like
> it might be related to CONFIG_PRINTK_IGNORE_LOGLEVEL .. I don't see how
> jiffies could be related though .

Ah, ok. I just pointed to that as I trapped several times into the 5
minutes wrap already.

tglx


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