Re: ftp server crashes on heavy load: possible scheduler bug

[Pedro Venda (SYSADM)]

On Wednesday 27 April 2005 19:16, Francois Romieu wrote:
> Pedro Venda (SYSADM) <pjvenda@xxxxxxxxxxxxxx> :
> [...]
>
> > Not being able to see the whole stacktrace on screen, we've started a
> > netconsole to investigate. Started the server and loaded it pretty bad
> > with rsyncs and such... until it crashed after just 20 minutes.
> >
> > The netconsole log was surprising - "kernel BUG at kernel/sched.c:2634!"
>
> Is it reproducible if you disable both preempt and netconsole ?

not sure yet. 

please note that netconsole was added AFTER some crashes to analise the crash 
dump, so I don't think it's directly related.

keep in mind that this is a production machine.

I'll sure test the same kernel without preemption and post results.

thanks.

regards,
pedro venda.
-- 

Pedro João Lopes Venda
email: pjvenda < at > rnl.ist.utl.pt
http://maxwell.rnl.ist.utl.pt

Equipa de Administração de Sistemas
Rede das Novas Licenciaturas (RNL)
Instituto Superior Técnico
http://www.rnl.ist.utl.pt
http://mega.ist.utl.pt

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