On Wed, Jun 27, 2007 at 12:37:37PM +0200, FG wrote: > Hi all, > > I need some advices about my configuration for > high-availability. > I would like to set up an active/passive > configuration for our POP/IMAP > server. > > We have two servers with each one two HBA cards > (FC) attached to a SAN > IBM DS4000 where we store the mailbox. > > My concern: > In case of a failure, i'm worry about corruption > data if the backup > server attempts to mount the mailstore (located > on the san) whereas > the first one is not really dead or if the first > one doesn't umount the > mailstore on the SAN (for example in a case of > network failure). > > I read, of course, we can use STONITH to ensure > the first would be dead. > For my configuration, do i really need this ?
Yes, you should use STONITH. > Or perhaps somebody knows that a SAN DS4000 can > give access to the > logical drive for the second server and block the > access to the first one ? It is probably possible in case you have a fc switch, but heartbeat doesn't support dynamic fc reconfiguration. > If someone have experience with heartbeat and IBM > SAN in an > active/passive configuration, i'm interested... > > Thanks a lot > Best regards > > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems -- Dejan _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
