> On Fri, 20 Jun 1997, Lauri Tischler wrote:
>
> > If I plug a new diskdrive into a scsicontroller on a live system, how
> > do I get the drive to be identified (as /dev/sdx or such) without
> > rebooting the bloody box ?
>
> If this is not a joke you should get 40 lashes from a wet noodle. You
> do not connect or disconnect anything from a SCSI bus when power is on
> even if you "prove" that it can be done.
It is safe so long as you do it properly. You can get special cases
designed for hot-swap RAID arrays. You just have to make sure that you
don't put spikes on the bus when plugging or unplugging drives.
> Nevertheless, it is possible. There is no existing kernel code to support
> this. You CAN swap drives that are identical by dismounting the existing
You can send commands to do it through the /proc interface.
p.