Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Wed, May 16, 2012 at 10:36 PM, Matt Graham <danceswithcrows at usa.net> wrote: > From: Lars Ellenberg <lars.ellenberg at linbit.com> > [snippage] >> May I ask why you chose to use heartbeat haresource mode instead of >> RHCS or Pacemaker, or any other potential candidate for the job? >> >> Just curious here. I'm trying to figure out how common it is nowadays >> to do new haresources deployments with new projects. > > The last time I tried pacemaker on a test cluster at work, it didn't work at > all. This was apparently because multicast was required, and the people who > run networking at work said they wouldn't turn multicast on for any of the > switches. heartbeat, though, works reasonably well because it doesn't require > multicast. You can run Pacemaker on the Heartbeat CCM which has supported unicast for ages, and Corosync supports UDP unicast since release 1.3.0 (something like a year and a half ago). Florian -- Need help with High Availability? http://www.hastexo.com/now