[email protected] wrote on 27.04.2009 10:50:23: > Michael Schwartzkopff <[email protected]> > Gesendet von: [email protected] > > 27.04.2009 10:51 > > Bitte antworten an > General Linux-HA mailing list <[email protected]> > > An > > "General Linux-HA mailing list" <[email protected]> > > Kopie > > Thema > > Re: [Linux-HA] 2 node communication : is our config ok ? > > 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 usethis 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 Hello, one question about bonding and drbd: what mode do you prefer? We're using mode=4 for the normal network. Gruß Andreas Reschke ________________________________________________________________ BG-IM173 Unix/Linux-Administration Behr GmbH & Co. KG ST B29, 3.OG Tel.: +49 711 896-4598 Fax: ++49 711-8902-4598 Mobil: 0173-3197397 [email protected] _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
