Re: VM problem with 2.4.8-ac9 (fwd)

[Jari Ruusu <jari.ruusu@pp.inet.fi>]

Marcelo Tosatti wrote:
> On Wed, 22 Aug 2001, Rik van Riel wrote:
> 
> > Hi Alan,
> >
> > Another report of tasks dying on recent 2.4 kernels.
> > Suspect code would be:
> > - tlb optimisations in recent -ac    (tasks dying with segfault)
> > - swapfile.c, especially sys_swapoff (known race condition, marcelo?)
> 
> There are known races on swapoff, but Jari is not running swapoff...

Correct, not running swapoff.

> >
> > What would cause the swap map badness below I wouldn't know,
> > maybe marcelo is more familiar with the swapfile.c code...
> 
> Jari,
> 
> 1) Are you using an SMP kernel?

No.

> 2) Did you tried with older kernels or 2.4.9?

Linus' 2.4.9 survived about 7 hours of VM torture, and then I got ext2
filesystem corruption (just once, dunno if it is repeatable). No "swap
offset" problems with 2.4.9 so far. Haven't tortured older kernels yet.

Regards,
Jari Ruusu <jari.ruusu@pp.inet.fi>

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