Re: pipe/page fault oddness.

From: Sasha Levin
Date: Fri Oct 03 2014 - 12:02:35 EST


On 10/03/2014 11:58 AM, Dave Jones wrote:
> On Fri, Oct 03, 2014 at 08:43:57AM -0700, Linus Torvalds wrote:
> > On Thu, Oct 2, 2014 at 10:00 PM, Sasha Levin <sasha.levin@xxxxxxxxxx> wrote:
> > >
> > > For the record, I tweaked the environment to put some more pressure on the
> > > scheduler and found out what broke (which is not related to this thread at
> > > all).
> >
> > Ok. It's probably still worth testing Mel's patches, since that's what
> > goes into 3.17. But it would be interesting to eventually go back to
> > stability-testing the protnone set, since it *looked* like it was
> > working well aside from this issue. I might decide to just do it
> > during the 3.18 merge window..

Linus, I'm running with Mel's patches since yesterday, nothing interesting
to report.

> FYI, I've been trying to reproduce that initial bug all week, and
> haven't seen a single reoccurance of it, just other bugs.
> Kind of a pain in the ass for confirming this numa stuff was indeed
> the cause, but that's been true of so many of the more obscure bugs
> trinity has shaken out.

+1, it seems to have "disappeared", quite annoying :/


Thanks,
Sasha
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