[ClusterLabs] Pacemaker 1.1.18 Release Candidate 4

[Ken Gaillot]

On Fri, 2017-11-03 at 08:24 +0100, Kristoffer Grönlund wrote:
> Ken Gaillot <kgaillot at redhat.com> writes:
> 
> > I decided to do another release candidate, because we had a large
> > number of changes since rc3. The fourth release candidate for
> > Pacemaker
> > version 1.1.18 is now available at:
> > 
> > https://github.com/ClusterLabs/pacemaker/releases/tag/Pacemaker-1.1
> > .18-
> > rc4
> > 
> > The big changes are numerous scalability improvements and bundle
> > fixes.
> > We're starting to test Pacemaker with as many as 1,500 bundles
> > (Docker
> > containers) running on 20 guest nodes running on three 56-core
> > physical
> > cluster nodes.
> 
> Hi Ken,
> 
> That's really cool. What's the size of the CIB with that kind of
> configuration? I guess it would compress pretty well, but still.

The test cluster is gone now, so not sure ... Beekhof might know.

I know it's big enough that the transition graph could get too big to
send via IPC, and we had to re-enable pengine's ability to write it to
disk instead, and have the crmd read it from disk.

> 
> Cheers,
> Kristoffer
> 
> > 
> > For details on the changes in this release, see the ChangeLog.
> > 
> > This is likely to be the last release candidate before the final
> > release next week. Any testing you can do is very welcome.
-- 
Ken Gaillot <kgaillot at redhat.com>