On Fri, 2005-09-23 at 15:59 -0500, Dave Kleikamp wrote:
> On Fri, 2005-09-23 at 15:57 -0500, Dave Kleikamp wrote:
> > On Fri, 2005-09-23 at 17:31 +0200, Andrea Arcangeli wrote:
> > > Hello,
> > >
> > > Can you try this updated patch? I believe the blk_congestion_wait is
> > > just wrong there, since there may be just one page being flushed. That
> > > sounds like a longstanding bug except it normally wouldn't trigger
> > > because the dirty levels never goes down near zero during heavy writes.
> >
> > fsx is now stuck in a loop somewhere, using 100% cpu.
>
> I hit send a little early. It eventually responded to a ^C. I'll try
> to get some more info.
I'd guess that it's spinning in balance_dirty_pages.
/proc/<pid>/future_dirty is 25650 for fsx. It appears that
nr_reclaimable is not going to zero for some reason.
--
David Kleikamp
IBM Linux Technology Center
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