[Pacemaker] OCFS2 in Pacemaker, post Corosync 2.0

Steven Dake sdake at redhat.com
Thu Mar 1 11:47:15 EST 2012

On 03/01/2012 07:19 AM, Lars Marowsky-Bree wrote:
> On 2012-03-01T09:52:29, Florian Haas <florian at hastexo.com> wrote:
>> Future situation (Pacemaker with Corosync 2.x):
>> - OpenAIS goes away, no CKPT service, ocfs2_controld.pcmk stops working;
>> - cman goes away, ocfs2_controld.cman stops working.
>> Is that summary correct?
>> Do you happen to know whether the OCFS2 folks are informed about this?
> Yes, at least we at SUSE are.
> The reason why we've not been active ourselves on this is that this will
> most definitely be a non-wire-protocol compatible change (something
> corosync/openais folks seem very careless about, if I may rant for a

I am not sure what your talking about.  We have kept on wire roll
capability between openais and corsoyc 1.4.2 even though its a huge pain.

We guarantee wire compatibility for X releases (ie all 1.y.z are
compatible).  If something breaks let us know and we will address it.


> second), not to mention a total ABI mess - so it was unfortunately a low
> priority for us during the SP2 development phase.
> As you may have become aware, we shipped that yesterday, and are now
> looking to the future. This will definitely be on the list of issues to
> resolve.
> Regards,
>     Lars

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