ADSM-L

Re: LTO1 / LTO3 mixing

2005-08-03 11:15:13
Subject: Re: LTO1 / LTO3 mixing
From: William Boyer <bjdboyer AT COMCAST DOT NET>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Wed, 3 Aug 2005 11:14:38 -0400
You have to set the FORMAT= in the devclass to ULTRIUMC and LTO-1 and ULTRIUM3C 
for the LTO-3 if you want to keep them separate.
Then you define a stgpool for the LTO3 devclass. The only gotcha I found was 
trying to do a move data from the LTO-1 stgpool to the
LTO-3 stgpool. It just sat there waiting for a mountpoint in the LTO-3 
devclass. Never moved. Opened a PMR, did some traces and
found out that the issue is to complex to fix in the device allocation 
algorithm, so they're chaning the documentation to state that
"true" mixed media support is only fully supported if you partition the 
library. NOT a solution in my opinion.


Bill Boyer
"Some days you're the bug, some days you're the windshield" - ??

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
goc
Sent: Wednesday, August 03, 2005 10:44 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: LTO1 / LTO3 mixing

hi,
thanks for answering,
i it somehow clear to me, but you can change the "RECORDING FORMAT" on device 
class properties so this is confusing me ...

thanks again

goran


----- Original Message -----
From: "Henrik Wahlstedt" <SHWL AT STATOIL DOT COM>
To: <ADSM-L AT VM.MARIST DOT EDU>
Sent: Wednesday, August 03, 2005 3:39 PM
Subject: Re: LTO1 / LTO3 mixing


Hi,

I would say yes, since a device class contains device type and format.

//Henrik

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
goc
Sent: 3. august 2005 13:45
To: ADSM-L AT VM.MARIST DOT EDU
Subject: LTO1 / LTO3 mixing

hi all,
just a quick one, when mixing LTO1 and LTO3 drives do i need to make a new 
device class for LTO3 drives ?
i mean ... confused ... how TSM knows that LTO1 tape must put into LTO1 drive 
if he wants to write onto that tape ...

BIG thanks for any answer

goran konjich
vipnet


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