PE2850: Is it possible to add new logical drivewithoutrestartingthe server?

Greg Dickie greg at max-t.com
Mon May 29 17:20:50 CDT 2006



As far as I know there is no effect on existing devices although I
suppose its possible that the throughput of the bus is adversely
affected as the scan is done.

Greg 

On Mon, 2006-05-29 at 23:03 +0200, Sander Steffann wrote:
> Hi,
> 
> > Not at all actually. If you get it wrong it will simply not do anything.
> > Also if you are running a 2.6 kernel there is a rescan trigger
> > in /sys/block..... for each controller. I believe writing a 1 to that
> > file will tell the driver to rescan.
> 
> That sounds a lot nicer indeed. Do you know what will happen to the SCSI bus 
> while rescanning? Will other devices on the same controller be affected by 
> the rescan?
> 
> Thanks,
> Sander
> 
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