[Pacemaker] Various Problems with Pacemaker and/or related Software

[Andrew Beekhof]

On 20 Feb 2014, at 7:08 pm, Stephan Buchner <Buchner at Linux-Systeme.de> wrote:

> Hello everyone,
> we are having some problems with pacemaker and/or related software. I hope you can help to shed some light on the issues we are facing.
> 
> Our Setup consists of 2 nodes and 5 services running on these nodes.
> 
> Here comes the first problem, i will show you the output of "crm_mon -1":
> 
> 
> 
> Last updated: Thu Feb 20 08:56:44 2014
> Last change: Tue Feb 18 15:12:41 2014 via crm_attribute on drbd0
> Stack: classic openais (with plugin)

^^^ please dont use the plugin on rhel6.  there is a noisy error message saying it will be going away very soon.

> Current DC: drbd1 - partition with quorum
> Version: 1.1.10-14.el6_5.2-368c726
> 3 Nodes configured, 2 expected votes
> 5 Resources configured
> 
> 
> Online: [ drbd1 ]
> OFFLINE: [ drbd0 drbd0.sp.local ]
> 
>  Resource Group: rg_drbd
>      drbd_iscsi_target  (ocf::heartbeat:iSCSITarget):   Started drbd1
>      drbd_iscsi_lun1    (ocf::heartbeat:iSCSILogicalUnit):      Started drbd1
>      ClusterIP  (ocf::heartbeat:IPaddr2):       Started drbd1
>  Master/Slave Set: drbd_master_slave [drbd_res]
>      Masters: [ drbd1 ]
>      Stopped: [ drbd0 drbd0.sp.local ]
> 
> Failed actions:
>     drbd_iscsi_target_monitor_10000 on drbd1 'unknown error' (1): call=125, status=Timed Out, last-rc-change='Fri Feb  7 20:26:10 2014', queued=0ms, exec=0ms
>     drbd_res_monitor_29000 on drbd1 'unknown error' (1): call=38, status=Timed Out, last-rc-change='Fri Feb  7 20:24:36 2014', queued=0ms, exec=0ms
> 
> 
> As you can see it says "3 Nodes configured", because it counts drbd0 as two nodes. So this would be my first question.
> 
> As for the failed actions: I get "unknown error" for both, is there some way to debug this further? Maybe it is related to the "double node", so i wont have to investigate further.
> 
> And the third problem would be: I can't get the "drbd0"-node online via crm-shell, however i can put it in standby mode, so it obviously reacts to commands.
> 
> Would be great if you could help me with that!
> 
> Greetings,
> -- 
> 
> Stephan Buchner 
> 
> Buchner at Linux-Systeme.de
> 
> 
> +49 201 - 29 88 319
> +49 172 - 7 222 333 
> 
> Linux-Systeme GmbH 
> Langenbergerstr. 179, 45277 Essen 
> 
> www.linux-systeme.de
>  +49 201 - 29 88 30 
> Amtsgericht Essen, HRB 14729 
> Geschäftsführer Jörg Hinz 
> 
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