Re: [ADSM-L] LTO4 Tape Volumes with different Estimated Capacity
2012-01-18 11:41:57
Even if all the volumes were at 100% used, it is very unlikely they would all
be at the same amount of data retained, some data compresses better than
others. So you may have some at 900gb and others at 1.6tb.
-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of
Botelho, Tiago (External)
Sent: Wednesday, January 18, 2012 9:27 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: LTO4 Tape Volumes with diferent Estimated Capacity
Hello
I have several tape volumes (LTO4) with different Estimated Capacity.
What can cause this situation?
Ex:
A00035L4 WIN_SRV_T TS3310 629.5 G
95.4 Full
A00039L4 WIN_SRV_T TS3310 1.1 T
98.2 Full
A00101L4 WIN_SRV_T TS3310 884.8 G
84.4 Full
A00113L4 WIN_SRV_T TS3310 1.0 T
93.7 Full
A00118L4 WIN_SRV_T TS3310 1.0 T
73.6 Full
A00128L4 WIN_SRV_T TS3310 1.0 T
99.2 Full
A00129L4 WIN_SRV_T TS3310 969.1 G
93.7 Full
A00133L4 WIN_SRV_T TS3310 934.8 G
96.1 Full
All tapes and Drives are LTO4, TSM Server 553 for AIX.
The devc are configured as:
Device Class Name: TS3310
Device Access Strategy: Sequential
Storage Pool Count: 16
Device Type: LTO
Format: ULTRIUM4C
Est/Max Capacity (MB):
Mount Limit: DRIVES
Mount Wait (min): 60
Mount Retention (min): 60
Label Prefix: ADSM
Library: TS3310
Directory:
Server Name:
Retry Period:
Retry Interval:
Shared:
High-level Address:
Minimum Capacity:
WORM: No
Drive Encryption: Off
Scaled Capacity:
Last Update by (administrator): ADM
Last Update Date/Time: 07/27/09 17:32:05
Cumprimentos / Best regards
Tiago Botelho
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