heartbeat-2.1.2.el5.centos is released for i386/x86_64 for both CentOS-4 and CentOS-5 in the Extras repository.

We have been working very hard with the Linux-HA guys on this one. It should be working fairly well.

Use this tracker for feedback on this release: http://bugs.centos.org/view.php?id=1305

Thanks, Johnny Hughes