On 6 October 2010 14:12, Lars Ellenberg <[email protected]> wrote:
> On Fri, Oct 01, 2010 at 08:45:58AM +0200, Pavlos Parissis wrote: > > Hi, > > > > It was mentioned in this thread [1] that Heartbeat does care about the > > content of /etc/hosts file. > > That statement triggered me because in my setup the /etc/hosts doesn't > > resolve the nodename configured in ha.cf to an IP address which is part > of > > the 2 cluster LANs. > > My system have 3 different NICs, 1 is used for the traffic network and > the > > other 2 are used by Heartbeat. The systems have assigned IPs to all NICs. > > > > The /etc/hosts file looks like this and it is common on all nodes, expect > > the first 2 lines. > > 127.0.0.1 node-01.local.localdomain node-01 > > localhost.localdomain localhost > > ::1 localhost6.localdomain6 localhost6 > > > > 10.10.10.1 node-01-cluster1.local.localdomain > node-01-cluster1 > > 10.10.10.129 node-01-cluster2.local.localdomain > node-01-cluster2 > > 192.168.78.11 node-01.local.localdomain node-01 > > > > 10.10.10.2 node-02-cluster1.local.localdomain > node-02-cluster1 > > 10.10.10.130 node-02-cluster2.local.localdomain > node-02-cluster2 > > 192.168.78.22 node-02.local.localdomain node-02 > > > > 10.10.10.3 node-03-cluster1.local.localdomain > node-03-cluster1 > > 10.10.10.131 node-03-cluster2.local.localdomain > node-03-cluster2 > > 192.168.78.33 node-03.local.localdomain node-03 > > > > 10.10.10.4 admin-cluster1.local.localdomain admin-cluster1 > > 10.10.10.132 admin-cluster2.local.localdomain admin-cluster2 > > 192.168.78.4 admin.local.localdomain admin > > > > and the ha.cf has > > > > autojoin none > > use_logd on > > debug 0 > > mcast eth0 239.0.0.43 694 1 0 > > bcast eth1 > > Neither mcast nor bcast need to resolve peer information. > So it's not important if your node names resolve, > or how long that resolving would take. > > > BTW, is it a requirement from Heartbeat to assign IP on the interface > that > > are being in the communication link? > > If you use IP for cluster communication, > you better use an interface with IP enabled. > Maybe I don't understand your question? > You understood the question very well even my question was not written correctly - I should have written Is it a requirement from Heartbeat to assign IP on the interface that is being used as communication link? Thanks, Pavlos _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
