ADSM-L

Re: 3590E backup throughput

2000-05-10 04:41:01
Subject: Re: 3590E backup throughput
From: Kirsten Gloeer <Kirsten.Gloeer AT RZ.UNI-KARLSRUHE DOT DE>
Date: Wed, 10 May 2000 10:41:01 +0200
The following database

adsm> q db

Available Assigned   Maximum   Maximum    Page     Total      Used   Pct  Max.
    Space Capacity Extension Reduction    Size    Usable     Pages  Util   Pct
     (MB)     (MB)      (MB)      (MB) (bytes)     Pages                  Util
--------- -------- --------- --------- ------- --------- --------- ----- -----
    3,068    2,840       228     1,528   4,096   727,040   270,492  37.2  37.3
    3,068    2,840       228     1,528   4,096   727,040   270,492  37.2  37.3

takes about 3:10 hours to 8:59 hours during the last week.

The following database

adsm> q db

Available Assigned   Maximum   Maximum    Page     Total      Used   Pct  Max.
    Space Capacity Extension Reduction    Size    Usable     Pages  Util   Pct
     (MB)     (MB)      (MB)      (MB) (bytes)     Pages                  Util
--------- -------- --------- --------- ------- --------- --------- ----- -----
   22,528   22,528         0     2,560   4,096 5,767,168 4,335,223  75.2  75.8
   22,528   22,528         0     2,560   4,096 5,767,168 4,335,223  75.2  75.8

takes about 0:48 to 1:22 hours during the last weekend.

These servers are TSM 3.7.2 servers running on RS/6000-H70 with 2 GB main
storage and AIX 4.3.3.

Best wishes,
Kirsten Gloeer
------------------------------------------------------------------------
Kirsten Gloeer                  e-mail: gloeer AT rz.uni-karlsruhe DOT de
Kirsten Gloeer                  e-mail: gloeer AT rz.uni-karlsruhe DOT de
University of Karlsruhe         Phone:  +49 721 608-6156
Computing Center                Fax:    +49 721 32550
Zirkel 2
76131 Karlsruhe
Germany
------------------------------------------------------------------------
>I would like to get an idea of what you are getting in terms of backup
>I would like to get an idea of what you are getting in terms of backup
>throughput when backing up TSM's database using the 3590E drives.
>
>Would anyone like to share this with the group?
>
>
>
>Thanks in advance
>
>
>
>
>==============================
>Jason Turner
>Support Technical Team Lead
>Tivoli Systems
>9442 Capital of Texas Hwy N
>Austin, TX 78759
>==============================
>
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