Re: Degraded restore performance
1999-07-29 18:56:52
Subject: |
Re: Degraded restore performance |
From: |
"Gogineni, Sri" <SGogineni AT CAISO DOT COM> |
Date: |
Thu, 29 Jul 1999 15:56:52 -0700 |
Hi all ,
The combined size of the 30 active files is about 20Mb.
Thanks
sri
> -----Original Message-----
> From: Gogineni, Sri
> Sent: Thursday, July 29, 1999 3:48 PM
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: Degraded restore performance
>
> Hi all,
> We are running ADSM 3.1.2.20 on AIX 4.3.2. the database volumes are
> on a separate disk as compared to the storagepool volumes.
> We are getting satisfactory backup performance of about 3 to 5Gb/hr. Our
> restore performance was satisfactory until recently where I could get
> slightly under 3Gb/hr from the Optical disks.
>
>
> However a few days back an attempted restore of 30 active files of 20Mb
> took almost 20 minutes. A few other trial restores gave similar results.
>
> I must admit collocation is not turned on. But the session seems to be run
> state and not waiting for media. The CPU statistics reveal that it is IO
> bound by the disk containing the dbvolumes
>
> The last change performed was the upgrade to the ADSM from 3.1.2.13 to
> 3.1.2.20
>
>
> Any suggestions. Do I need to perform an AUDIT DB?
>
>
> Thanks
>
> Sri
>
>
>
>
>
>
|
|
|