Messages in this thread | | | Date | Wed, 16 Feb 2000 15:31:50 -0500 | From | Chris Meadors <> | Subject | Re: Drive name slips... |
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"Raj, Ashok" wrote: > > Hello.. > > Linux kernel names the scsi drives sda, sdb .... so in case you switch > slots, or move across to a different controller > then its possible you can have very bad effects. Worst case is removing a > drive and the drive device files dont have a persistant assiciation with the > location, or do we have a magic superblock what the configured name was. > > is there a solution to Linux for this? i was looking at raid, but the config > file says /dev/sda etc, and it says it does do the superblock magic to avoid > this. In a SAN its more important as a remote scsi disk may be detectect in > a different order.
devfs takes care of this. With the devfs patches you can address your drive by it's physical location, from controller all the way down to partition.
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