[DRBD-user] bio would need to, but cannot, be split: Bug?

Florian Haas florian.haas at linbit.com
Mon Jun 30 18:30:36 CEST 2008

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


Yes, a bug. But a dm-linear bug, not a DRBD one. Workaround:

disk {
	max-bio-bvecs 1;
}

hth,
Florian

nathan at robotics.net wrote:
> 
> Anyone know a work around? The setup is CLVM on DRBD 8.2.6 running on
> Centos 5.2. I know I can run tapaio, but I want to be able to use LVM
> snapshots.
> 
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4986473212)
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4986473212)
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4982280444)
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4982280444)
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4986473212)
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4986473212)
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4982280444)
> drbd0: bio would need to, but cannot, be split:
> (vcnt=8,idx=0,size=4096,sector=4982280444)
> 
> 
>> <>
> Nathan Stratton                                CTO, BlinkMind, Inc.
> nathan at robotics.net                         nathan at blinkmind.com
> http://www.robotics.net                        http://www.blinkmind.com
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> drbd-user mailing list
> drbd-user at lists.linbit.com
> http://lists.linbit.com/mailman/listinfo/drbd-user
> 

-- 
: Florian G. Haas
: LINBIT Information Technologies GmbH
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