Networker

[Networker] Using libraries of different media types

2008-04-28 10:41:17
Subject: [Networker] Using libraries of different media types
From: MIchael Leone <Michael.Leone AT PHA.PHILA DOT GOV>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Mon, 28 Apr 2008 10:23:58 -0400
I have an SDLT-320 library. Last week, I added a SDLT-600 library. I then 
set one of my pools (a CLONE pool) to be assigned *only* to the tape 
drives in the SDLT-600 library (reason: I want the CLONE jobs to only 
write to those new, higher density tapes). I assigned a different pool to 
the SDLT-320 (well, it was already there, I just left it alone)

So today I needed to do a restore off some old CLONE tapes (meaning I need 
to run "scanner -i" on them, since the browse time had expired, and I need 
like 2 dozen directories off the tape. And not knowing all the exact 
names, I can't just do a directed restore, I need to browse and find 
them).

Anyways, I load the SDLT-320 tape into the SDLT-600 library, and tried to 
do a "scanner" command. I got the error below:

C:\PHA Scripts>scanner -i -S 3031416567 \\.\Tape3
8909:scanner: using '\\.\Tape3' as the device name
8936:scanner: scanning sdlt600 tape 1127153511 on \\.\Tape3
8938:scanner: sdlt600 tape 1353236035 for volume 1127153511 conflicts with 
existing
media database entry for sdlt320 tape 1353236035

(Tape3 is a SDLT-600 drive, in the new library)

I sort of understand why this happens. What I need some advice on is ... 
Ideally, I'd like to be able to do restores of these older SDLT-320 tapes 
in this SDLT-600 library. At the moment, I'm getting around the problem by 
assigning tape drives in the SDLT-320 library to my CLONE pool. But I'd 
rather not leave it like that, since I want all my CLONE jobs to write 
only to the SDLT-600 library.

How can I configure NetWorker to allow me to be able to do scanner/recover 
of SDLT-320 tapes in the SDLT-600 library, but jobs in the CLONE pool 
should only write to the SDLT-600 (and not the SDL-320)

NetWorker 7.4.2, on Win2003 SP2.
Pool PRD assigned to devices in SDLT-320 library
Pool CLONE assigned to devices in SDLT-600 library

I would like to be able to do a scanner/recover of either old CLONE tapes 
(which are SDLT-320) in the SDLT-600. Or, if need be, scanner/recover the 
PRD tapes (which are SDLT-320) in the SDLT-600, but only write the PRD to 
the SDLT-320.

I don't want to write a SDLT-320 tape in a SDLT-600 library. And 
obviously, I can't scanner/recover a SDLT-600 tape in a SDLT-320 library.

Hope I haven't been too confusing. :-) Any help appreciated.

-- 
Michael Leone
Network Administrator, ISM
Philadelphia Housing Authority
2500 Jackson St
Philadelphia, PA 19145
Tel:  215-684-4180
Cell: 215-252-0143
<mailto:michael.leone AT pha.phila DOT gov>

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