On Mon, 26 Feb 1996 14:09:09 -0600 
 "Marshall Midden" <m4@unet.umn.edu> wrote:

 > I was doing a "mt /dev/rst0 offline", and an ls hung on the disks
 > that are concatenated... .
 > 
 > ps output:
 > 422  0.0  0.4   252  140 co  D+    2:04PM    0:01.43 ls -F 93_08 93_09 93_10 93_11 93_12 

If your tape drive is on the same SCSI controller, and doesn't disconnect 
during the rewind, then, yes, the SCSI bus will come grinding to a halt.  
Once the tape operation is complete, then the other SCSI devices will be 
able to get at the SCSI bus again.

--------------------------------------------------------------------------
Jason R. Thorpe                                       thorpej@nas.nasa.gov
NASA Ames Research Center                               Home: 408.866.1912
NAS: M/S 258-6                                          Work: 415.604.0935
Moffett Field, CA 94035                                Pager: 415.428.6939