Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Am Dienstag, 23. März 2010 17:08:56 schrieb Digimer: > On 10-03-23 10:02 AM, Florian Haas wrote: > > On 2010-03-23 14:52, Michael Schwartzkopff wrote: > >> Am Freitag, 19. März 2010 14:12:30 schrieb Andreas.Ruetten at hansenet.com: > >>> Hi list, > >>> > >>> first of all please answer also to my email-address because I'm not > >>> subscribed to the ML. > >>> > >>> Here are my questions: > >>> > >>> I have to set up drbd 8.0.14 (Debian stable) in dual-primary mode. > >>> One node has to read and write while the other node only need read > >>> access. > >>> > >>> Do I need GFS or OCFS? > >> > >> Not really if you can be sure that the second node ONLY reads. > > > > Are you nuts? I thought you wrote books about this! > > > >>> Or would a simple etx3 sufficient enough? > >> > >> Yes. Mount option "read-only" in the second node. > > > > I repeat my above statement. > > > > I'm totally baffled right now. > > > > Andreas: you want to put a filesystem on dual-Primary DRBD, it has to be > > a cluster filesystem. No ifs, buts, or maybes. > > > > Question is, do you really need dual-Primary DRBD? You most probably > > don't. > > > > Florian > > From a purely technical view point, Michael isn't wrong. If the second > node never changes a single block on the DRBD partition, it can't > technically hurt it. Of course, you'd need to make sure that the node's > DRBD doesn't try to recover from failures without first fencing the > other node. > > It's not wise, but it's not impossible, either. didn't have my best day today. Although it should be possbile I did not say it is wise to do. 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: misch at multinet.de 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