The problem turned out to be the two scsi
terminators on the DLT's -- one bad, one loose.
Replaced them; the netapp dumps to tape ok, and
veritas netbackup is working again.
"Toal, Dave" wrote:
>
>
> Ernie,
>
> Hmmm... the terminator was not changed between
> the time the dlt was working, and when something broke.
>
> Both dlt's I tried returned the same error...
> maybe the tape library (st9710) is having power or ground
> problems? All other dlt's in it -- to sun boxes -- are
> working though.
>
> -----Original Message-----
> From: Bokkelkamp Ernst SBS ITS ORS AHS 241
> To: Toal, Dave
> Sent: 10/19/01 2:47 AM
> Subject: RE: "unrecognized error 0xb" -- correct slot for tape scsi?
>
> Are you using a High Voltage Differential (HVD) interface on the DLT7
> with a
> HVD terminator ?
> If not, that's your problem.
>
> Bye
> Ernie
>
> -----Original Message-----
> From: Toal, Dave [mailto:dave.toal@t-t.com]
> Sent: Freitag, 19. Oktober 2001 04:58
> To: toasters(a)mathworks.com
> Subject: "unrecognized error 0xb" -- correct slot for tape scsi?
>
> Folks,
>
> I've been trying to get an F740 filer
> to recognize a dlt for several weeks. The
> error it returns is below. This same error
> also happens on another filer, also a 740.
> DLT checks out ok, according to the StorageTek
> tech's dignostics box.
>
> Have tried swapping cables, and using
> different dlt's -- _always_ this "unrecognized
> error". The filer has been rebooted many times
> during this process. mt fsf, bsf, weof, &c all
> work ok, according to mt status, but all tape
> writes fail.
>
> --
> Dave Toal
> unix person
> T&T, nq, MA
>
> statler> dump u0f nrst0a /vol/spool
> DUMP: Dumping tape file 1 on nrst0a
> DUMP: creating "/vol/spool/../snapshot_for_backup.0" snapshot.
> DUMP: Using Full Volume Dump
> DUMP: Date of this level 0 dump: Fri Oct 19 02:02:52 2001.
> DUMP: Date of last level 0 dump: the epoch.
> DUMP: Dumping /vol/spool/ to nrst0a
> DUMP: mapping (Pass I)[regular files]
> DUMP: mapping (Pass II)[directories]
> Fri Oct 19 02:03:10 GMT [isp_main]: Tape (1.0.0):cmdblk
> 0xfffffc0000e020f8 op 0xa block 64512 aborted command (b 47, 0)
> DUMP: Tape write failed.
> Fri Oct 19 02:03:10 GMT [isp_main]: Tape (1.0) unrecognized error
> 0xbunrecognized error 0xb.
> DUMP: DUMP IS ABORTED
> DUMP: Deleting "/vol/spool/../snapshot_for_backup.0" snapshot.
> statler>