On 22/05/2013, at 2:23 PM, Digimer <[email protected]> wrote: > On 05/21/2013 11:59 PM, Deepak Yadav wrote: >> Dear Team >> >> >> I want to configure the DRBD and Heartbeat on RHEL-6 OS but I am not able >> to find out exact package of heartbeat for the installation. >> Please help me out to resolve this issue ! > > Heartbeat is deprecated. It's not been developed in some time (though > Linbit supports existing installs). > > You have two options here; > > 1. Red Hat Cluster Suite (corosync + cman + rgmanager) > > 2. Pacemaker (corosync + pacemaker)
For RHEL6, "2." should be "corosync + cman + pacemaker" > > There are pros and cons to both, and you need to choose which is best > for you. > > 1. Is the only* officially supported (by Red Hat) HA stack. This means > that, through the life of RHEL (and thus CentOS), upgrades to the OS > will never break your cluster. > > 2. Pacemaker is the future of HA clustering. It is expected that, in > RHEL 7, Pacemaker will replace RHCS. So there is a strong argument to > start with pacemaker now. > > The main problem that might push you away from Pacemaker (and what keeps > me personally on RHCS) is that Pacemaker is in "Tech Preview" mode in > RHEL. What this means is two fold; > > a) The pacemaker package does not get updated except with y-stream > releases (6.0 -> 6.1 -> 6.2 -> etc). Even if bugs are found between > releases, no updated package will be shipped. Since 6.4 there is a reasonable chance that fixes to serious bugs affecting Pacemaker + CMAN will qualify for a z-stream. > > b) Each update to the 'pacemaker' package may or may not be compatible > with previous releases. For example, the update from 6.3 to 6.4 caused > compatibility problems. This was only true for those not using Pacemaker with CMAN. > > Many people run production pacemaker clusters, but you need to take your > time to learn how it works. You will also want to make sure that you > test updates before applying them to production machines. > > *Personally*, I stick to rhcs. That said, the more people who use > pacemaker, the better it will get. > > It's really up to you. > > Hope this helps shed light. > > digimer > > * There are rumours that certain specific configurations of pacemaker > can be supported by Red Hat. > > -- > Digimer > Papers and Projects: https://alteeve.ca/w/ > What if the cure for cancer is trapped in the mind of a person without > access to education? > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
