Am Montag, 27. April 2009 09:43:15 schrieb Mikael Kermorgant: > Hello, > > We're working on a 2 node cluster with DRBD : > http://imagebin.ca/view/vCuhdO.html > > As we have 2 network interfaces and no serial cable (it'll be working in > xen domUs so it's not sure we'll be able to use the serial interface for > this), we've thought it would be a good thing to make the 2 heartbeat nodes > talk over the two network interfaces. > Moreover, in order to be as quiet as possible on the network, we're > planning to use unicast configuration : > > ucast eth1 10.1.1.3 > ucast eth0 192.168.100.3 > > My questions is about "good practices" : > - Is our use of 2 network interfaces a good or bad thing ? > - Is it a bad thing not to use broadcast but unicast in this configuration > (as it seems not to be the most used) ? > > Regards,
I like to use bond interfaces for the heartbeat communication. I use this bond IF also for DRBD communication. DRBD can use only one interface for communication and the use of a bond interface protects DRBD from the failure of a single line. bonding also speeds up DRBD replication. Greetings, -- Dr. Michael Schwartzkopff MultiNET Services GmbH Addresse: Bretonischer Ring 7; 85630 Grasbrunn; Germany Tel: +49 - 89 - 45 69 11 0 Fax: +49 - 89 - 45 69 11 21 mob: +49 - 174 - 343 28 75 mail: [email protected] web: www.multinet.de Sitz der Gesellschaft: 85630 Grasbrunn Registergericht: Amtsgericht München HRB 114375 Geschäftsführer: Günter Jurgeneit, Hubert Martens --- PGP Fingerprint: F919 3919 FF12 ED5A 2801 DEA6 AA77 57A4 EDD8 979B Skype: misch42 _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
