I'm about to switch the primary interface over to static IPs and put the hostname to IP mapping in /etc/hosts so that the cluster nodes will always be able to resolve their hostnames.
Still, I'm stumped as to what happened. - Conor > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Brian Reichert > Sent: Tuesday, August 26, 2008 12:35 PM > To: General Linux-HA mailing list > Subject: Re: [Linux-HA] Loss of name resolution == loss of cluster? > > On Tue, Aug 26, 2008 at 07:19:20PM +0200, Lars Marowsky-Bree wrote: > > On 2008-08-25T23:50:26, "Todd, Conor" <[EMAIL PROTECTED]> wrote: > > > > > My understanding with heartbeat is that the bcast > directive tells it > > > to use UDP broadcast on the interfaces in the order in > which they're > > > given. UDP broadcast doesn't rely on DNS, so I'm wondering why a > > > loss of DNS resolution would cause the cluster nodes to > not be able > > > to hear each other? > > It doesn't. > > > > Does that help? ;-) > > Are you using IP addresses to describe the other nodes, or > are you using hostnames? > > The docs say to use IP addresses, but I've seen hostnames work. > > Also - how are you doing logging? If you're using syslog, > you can disable syslog from resolving IP addresses. > > > Regards, > > Lars > -- > Brian Reichert <[EMAIL PROTECTED]> > 55 Crystal Ave. #286 Daytime number: (603) 434-6842 > Derry NH 03038-1725 USA BSD admin/developer at large > _______________________________________________ > 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
