did you by chance upgrade your sysctl.conf? Make sure preempt is still turned on.
-B On Wed, Nov 25, 2009 at 2:21 PM, Derek Buttineau <de...@csolve.net> wrote: > I'm having a really odd issue, and not sure quite how best to explain it. > > As far as I know my setup was working fine with 4.5, and the failover itself > still works without a hitch, it just doesn't seem to want to fail back > anymore. > > If the master goes down (say for a reboot), CARP fails over to the secondary > machine as normal, but when the master is back it doesn't fail back to it. > > If I force the carp interface down on the backup machine, it fails back over, > but then as soon as I bring those interfaces back up, the BACKUP becomes > master again. I find this strange since the BACKUP still has a much higher > advskew. > > I end up rebooting the backup, which seems to put everything in its place. > Very odd issue. Has anyone else encountered this? > > Master interface ifconfig: > > carp1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > lladdr 00:00:5e:00:01:02 > priority: 0 > carp: MASTER carpdev bnx0 vhid 2 advbase 1 advskew 0 > groups: carp > > > Backup interface ifconfig: > > carp1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > lladdr 00:00:5e:00:01:02 > priority: 0 > carp: BACKUP carpdev em0 vhid 2 advbase 1 advskew 100 > groups: carp > > -- > Regards, > > Derek Buttineau > Internet Systems Developer > Compu-SOLVE Internet Services > Compu-SOLVE Technologies, Inc > > Phone: 705-725-1212 x255 > E-Mail: de...@csolve.net