On Thu, 13 Dec 2001, Albert E. Whale wrote: > I am having problems using my Sony SDT-9000 DDS3 capable drive. > Recently it appears that the drive will no longer seek. One item which > was brought to my attention was the following messages (from dmesg) on > boot. > > aic7xxx: <Adaptec AHA-294X SCSI host adapter> at PCI 0/9/0 > aic7xxx: I/O ports already in use, ignoring. > st: bufsize 32768, wrt 30720, max buffers 5, s/g segs 16. > Detected scsi tape st0 at scsi0, channel 0, id 6, lun 0 > Unable to get major 9 for SCSI tapes > > Has anyone experienced this before??? I have already checked the /dev > directory and have the following: > > [root@access /root]# ls -l /dev/*st0 > crw-rw---- 1 root disk 9, 128 Sep 27 2000 /dev/nst0 > crw-r--r-- 1 root root 9, 0 Dec 13 15:04 /dev/rst0 > crw-rw-rw- 1 root disk 9, 0 Sep 27 2000 /dev/st0 > > I created the /dev/rst0 device hoping to alleviate the problem, with no > luck. > > TIA for your assistance. > My dmesg file is long overwritten by useless junk (wish the bootup copy was saved somewhere rather than clobbered), so all I can provide is what my two *old* tape drives look like... $ less /proc/scsi/scsi (snipped) Host: scsi0 Channel: 00 Id: 02 Lun: 00 Vendor: ARCHIVE Model: VIPER 150 21247 Rev: -005 Type: Sequential-Access ANSI SCSI revision: 01 Host: scsi0 Channel: 00 Id: 03 Lun: 00 Vendor: EXABYTE Model: EXB-8500SMBANXH0 Rev: 0428 Type: Sequential-Access ANSI SCSI revision: 02 $ ls -l /dev/*st[01] lr-xr-xr-x 1 root root 32 Oct 8 20:58 /dev/nst0 -> scsi/host0/bus0/target2/lun0/mtn lr-xr-xr-x 1 root root 32 Oct 8 20:58 /dev/nst1 -> scsi/host0/bus0/target3/lun0/mtn lr-xr-xr-x 1 root root 31 Oct 8 20:58 /dev/st0 -> scsi/host0/bus0/target2/lun0/mt lr-xr-xr-x 1 root root 31 Oct 8 20:58 /dev/st1 -> scsi/host0/bus0/target3/lun0/mt $ ls -l /dev/scsi/host0/bus0/target[23]/lun0/mtn crw-rw-rw- 1 root root 9, 128 Dec 31 1969 /dev/scsi/host0/bus0/target2/lun0/mtn crw-rw-rw- 1 root root 9, 129 Dec 31 1969 /dev/scsi/host0/bus0/target3/lun0/mtn HTH, Pierre
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