[pve-devel] need help, lost quorum on all nodes

[Dietmar Maurer]

> Ok, I found the problem.
> 
> I had installed a custom 3.7 kernel on the upgrade node, and it seem to cause
> problem to corosync cluster (I don't know why,I'll to investigate tomorrow)

We had a similar problem when CONFIG_RT_GROUG_SCHED is enabled in
the kernel. That is why that was disabled in our kernel.

I recently enabled that in the kernel (latest git) again, and disabled the code to use
SCHED_RR inside coronsync.

So please use latest corosync from git and test again.