Re: Problems with 2.4.19-pre9

[Steve Lord <lord@sgi.com>]

On Fri, 2002-05-31 at 07:19, Paul Schutte wrote:
> Changes that went in on  May  24th caused the problems.
> I checked the tree out on the morning of 24 May and Steve dropped a few
> changes to get XFS out of the irq business later that day.
> I checked the tree out again before I went home.
> The first one works perfectly, the second one shows the behaviour described.
> I checked with kdb to see what happends when everythings pauses.
> 
> keventd is shown to be running when I do a ps.
> It is busy doing  "schedule"
> The cp that shows the pause behaviour are also in "schedule".
> It looks like same kind of deadlock that resolves it self after a while.
> It takes between 5 to 30 seconds for the cp to continue.
> 
> Hope this helps.
> 
> Paul
> 

Paul, which compiler do you use? The problem seems to go away for people
who switch away from that debian compiler. Also if possible, during the
pause, can you look at the stack for pagebuf_io_CPU0 and report where
that is?

Thanks

   Steve


-- 

Steve Lord                                      voice: +1-651-683-3511
Principal Engineer, Filesystem Software         email: lord@sgi.com