On Friday 06 January 2006 19:02, Bryan J. Smith wrote: > Les Mikesell <lesmikesell at gmail.com> wrote: > > I have a non-critical IBM eserver with software raid > > running so I yanked a drive to see what happens. > > Hold on a second ... > Are you using a SCSI backplane? > If so, that's the difference right there! ;-> > > SCSI backplanes and host adapters work very, very different > on transient (or failure for that matter) than _any_ ATA or > regular SCSI (without a backplane). Hmmm... how is it a different matter? A scsi backplane has very little logic onboard other than what is required for the scsi id selection (unless that is hardwired too). I don't know any backplane that has logic that can understand the scsi protocol and could communicate drive removal or such to the controller... ? Peter.