[ClusterLabs] Two-Node OCFS2 cluster keep rebooting each other

Andrei Borzenkov arvidjaar at gmail.com
Wed Jun 10 00:03:16 EDT 2015

В Tue, 9 Jun 2015 21:53:41 -0600
Jonathan Vargas <jonathan.vargas at alkaid.cr> пишет:

> Thanks,
> Those nodes do not need coordination between them. They have been working
> so far until now without HA and OCFS2. A load balancer distributes the
> requests between both nodes, they do not know about the existence of each
> other.
> However, they do require shared storage to work with the same data. Before
> setting up the OCFS2 cluster, we have been syncing disks using rsync, but
> it syncs each minute, not real time.
> So, our requirement would depend on OCFS2, and it works, but not of an HA
> and stonith setup I think. I see no way how it could add value to the
> required solution. Or it does?

You need coordination between nodes on write and even if you mount your
system read-only you still have at least boot time journal replay. So
no, your nodes cannot free run.

You probably want to use NFS for this.

More information about the Users mailing list