[pve-devel] corosync problems - need help

[Dietmar Maurer]

> >> I would like to try to change corosync window_size, but how can I do it online
> ?
> >
> >On all nodes?

I meant: Is it read-only on all nodes?
> 
> Yes, if possible. As I can't edit cluster.conf (read only), don't known how to inject
> it online.

If you edit /etc/cluster/cluster.conf you need to increase version number to prevent overwrite. Then
restart cman.

If there are still working nodes where /etc/pve is writable edit it there.
 
> >> (and /etc/init.d/cman stop is hanging)

if nothing helps, try 'kill -9 ...'