Re-11: [DRBD-user] drbd freezes completely!

Stefan Kerkemeier stefanke at micodat.com
Fri Nov 25 10:41:16 CET 2005

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


with the kernel parameter elevator=as (instead of cfq) and acpi=force it works now.

Hope this gives you a hint!

cheers
Stefan

-------- Original Message --------
Subject: Re: Re-9: [DRBD-user] drbd freezes completely! (25-Nov-2005 9:59)
From:    Philipp Reisner <philipp.reisner at linbit.com>
To:      stefanke at micodat.com

> Am Donnerstag, 24. November 2005 22:23 schrieb Stefan Kerkemeier:
> > hi,
> >
> > I changed the kernel parameter from acpi=off to acpi=oldboot and now the
> > system did not hang up but the following problem occurs:
> >
> > Nov 24 21:54:14 pamolin2 kernel: bad: scheduling while atomic!
> > Nov 24 21:54:14 pamolin2 kernel: Call Trace:
> > Nov 24 21:54:14 pamolin2 kernel:  [<c0126e6e>] schedule+0xd4e/0xe40
> > Nov 24 21:54:14 pamolin2 kernel:  [<c02e0e7c>] qdisc_restart+0x1c/0x1c2
> [...]
> 
> Hi Stefan!
> 
> This are good news, this is something to work with. 
> 
> At first glance:
> * It does not look like a DRBD bug, it looks more like a bug in the
>   generic kernel, that is triggered by DRBD's pressure.
> 
> I will work on this but it will take a few days...
> 
> Thanks!
> 
> -Philipp
> -- 
> : Dipl-Ing Philipp Reisner                      Tel +43-1-8178292-50 :
> : LINBIT Information Technologies GmbH          Fax +43-1-8178292-82 :
> : Schönbrunnerstr 244, 1120 Vienna, Austria    http://www.linbit.com :
> 
> 


To: philipp.reisner at linbit.com
    drbd-user at lists.linbit.com





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