Backupset slow restore
2003-05-21 14:35:42
I'm experimenting with backupsets. My first restore from one is going
very slowly. Not sure why. Any help would be appreciated, since I would
like to implement this feature on our production TSM system.
Test TSM System:
Server: TSM 5.1.6.5 on AIX 4.3.3 ML 8; 1-CPU F50, 1.25 GB RAM
Client: TSM 4.1.3.0 on Windows NT 4.0 SP6a; Pentium-II @ 350 MHz, 192 MB
Client will be upgraded to ITSM 5.1.x.x as part of the testing.
Backup performance from client to server on the order of 8 MB/s.
Backupset was generated on the server onto two FILE volumes, MaxSized at
250 MB. Using command line client to restore part of the backupset
("C:\program files") to new location on local C: drive. Restore
throughput measured via AIX topas is about 100 KB/s. Running time of
restore seems to confirm that performance.
Is this normal? Is there something about this test that is queering the
performance?
Thanks.
Tab Trepagnier
TSM Administrator
Laitram LLC
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