Re: Database performance during hot backup

  • From: Jared Still <jkstill@xxxxxxxxx>
  • To: martin.a.berger@xxxxxxxxx
  • Date: Fri, 30 Mar 2012 11:36:24 -0700

On Fri, Mar 30, 2012 at 8:20 AM, Martin Berger <martin.a.berger@xxxxxxxxx>wrote:
> At least with RMAN you have all IOs instrumented and can see/count
> them within the instance (statspack/ASH/AWR/, v$sysstat, v$session,
> ...)
>


+1

please see  http://jaredstill.com/downloads/Making-RMAN-Perform.zip
<http://jaredstill.com/downloads/Making-RMAN-Perform.zip>

There are some pages in that presentation showing performance degradation
with various RMAN scenarios.

Jared


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