[Pacemaker] Problems with colocation/order with drbdtree-node-setup

[Andrew Beekhof]

On Fri, Oct 16, 2009 at 1:44 PM, Schmidt, Torsten
<torsten.schmidt at tecdoc.net> wrote:
> i think there is a problem with the monitor operation for the stacked drbd resouce:
>
> after erase + commit of my crm-config the CIP and mysqldb (lower) resource started on node 2
>
> so i looked at drbd-status on node 2 and there was nothing to be seen of the stacked device:
>
> /proc/drbd
> --------------------------------------------------------------------
>  0: cs:Connected ro:Primary/Secondary ds:UpToDate/UpToDate C r----
>    ns:0 nr:30 dw:30 dr:0 al:0 bm:1 lo:0 pe:0 ua:0 ap:0 ep:1 wo:b oos:0
> --------------------------------------------------------------------
>
>
> ptest -L -VVVVV -s -a:
> --------------------------------------------------------------------
> info: res.drbd.mysqldb:0_monitor_0 on mysqlHA2 returned 0 (ok) instead of the expected value: 7 (not running)
> notice: Operation res.drbd.mysqldb:0_monitor_0 found resource res.drbd.mysqldb:0 active on mysqlHA2
> info: res.drbd.mysqlstack:0_monitor_0 on mysqlHA2 returned 6 (not configured) instead of the expected value: 7 (not running)
> ERROR: Hard error - res.drbd.mysqlstack:0_monitor_0 failed with rc=6: Preventing ms.drbd.mysqlstack from re-starting anywhere in the cluster
> info: res.drbd.mysqlstack:0_monitor_0 on mysqlHA1 returned 6 (not configured) instead of the expected value: 7 (not running)
> ERROR: Hard error - res.drbd.mysqlstack:0_monitor_0 failed with rc=6: Preventing ms.drbd.mysqlstack from re-starting anywhere in the cluster
> WARN: native_color: Resource res.drbd.mysqlstack:0 cannot run anywhere
> --------------------------------------------------------------------
>
> output of crm_mon see below.
>
> im i correct that i only have to load the drbd kernel-module on node 1 + 2; pacemaker should do the rest (configuration, promote/demote...) right?

I think the RA does that too.
But the RA also expects clone-max="2" and will return "not configured"
if it finds it set to anything else