[DRBD-user] DRDB stalled and impossible restart, down...

Lars Ellenberg lars.ellenberg at linbit.com
Thu Jan 17 17:59:49 CET 2013


On Wed, Jan 16, 2013 at 03:57:33PM +0100, Felix Frank wrote:
> Hi,
> 
> On 01/11/2013 10:36 AM, Abdelkarim Mateos Sanchez wrote:
> > Dec 31 17:52:31 pro01 kernel: block drbd1: [drbd1_worker/20189] sock_sendmsg time expired, ko = 4294961767
> > Dec 31 17:52:37 pro01 kernel: block drbd1: [drbd1_worker/20189] sock_sendmsg time expired, ko = 4294961766
> > Dec 31 17:52:43 pro01 kernel: block drbd1: [drbd1_worker/20189] sock_sendmsg time expired, ko = 4294961765
> > Dec 31 17:52:49 pro01 kernel: block drbd1: [drbd1_worker/20189] sock_sendmsg time expired, ko = 4294961764
> > Dec 31 17:52:55 pro01 kernel: block drbd1: [drbd1_worker/20189] sock_sendmsg time expired, ko = 4294961763
> > Dec 31 17:53:01 pro01 kernel: block drbd1: [drbd1_worker/20189] sock_sendmsg time expired, ko = 4294961762

First of all, why not configure ko-count?
e.g:
	ko-count 6;

That should then starting to count from 6, and
forcefully disconnect automatically once it hits zero.

> can you unconfigure the working resources? Failing that, have you tried
> forcefully removing the drbd module? Rebooting the secondary machine?

ifconfig down; sleep 12; ifconfig up;
or use iptables .... -j REJECT --reject-with tcp-reset  

	Lars


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