Seems you have a bottleneck with hdisk4. CPU-Wait and HD-Busy are very high.
Try to distribute Storagepool and DB-volumens to different disks.
Try larger bufferpoolsize.
Regards Stefan Holzwarth
> -----Ursprüngliche Nachricht-----
> Von: Chuck Lam [mailto:chuck_lam AT YAHOO DOT COM]
> Gesendet am: Mittwoch, 11. Juli 2001 01:47
> An: ADSM-L AT VM.MARIST DOT EDU
> Betreff: TSM server performance help
>
> Server: M80 running AIX 4.3.3, 4GB RAM, 768MB ps
> DiskStoragePool, Rlog, & Database on all on a
> SAN via fibre channel connection.
> TSM version: 4.1
>
> This is a newly configured system. We are conducting
> tests on it. When we tried to do a few backups by
> themselves, they seemed to get done pretty fast.
> However, when we had 4 migration processes and a
> couple of backups going at the same time, everything
> slowed down to a halt. According to my client, his
> backup transfer speed was about 100MB per minute. Can
> anyone give me some suggestions to improve the
> performance? I have attached the 'topas' reading of
> this server.
>
> TIA
>
>
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