Re: MAXSETSIZE

From: Niall Litchfield <niall.litchfield_at_gmail.com>
Date: Tue, 29 Mar 2011 17:39:59 +0100
Message-ID: <AANLkTi=9i3GhpXGSK5w8BkLKeRi5DMXO05uFmQWiRuCU_at_mail.gmail.com>



cheers

I saw that, but we seem to have the opposite issue. The backupset created is *larger *than the setsize specified. (and we're on 9.2.0.7).

On Tue, Mar 29, 2011 at 5:07 PM, Michael Dinh <mdinh_at_xifin.com> wrote:

> BUG * **[ID 265249.1]*?
>
>
>
> *Applies To*
>
> Oracle Server - Enterprise Edition - Version: 9.0.1.4 to 9.2.0.4
> This problem can occur on any platform.
>
> *Symptoms***
>
>
> RMAN-03013: command type: backup
> RMAN-06183: datafile or datafilecopy larger than SETSIZE
>
> *Cause***
>
> Bug:3242806 RMAN-06183: DATAFILE LARGER THAN SETSIZE: ALTHOUGH MAXSETSIZE
> IS >
> DATAFILE SIZE
>
> *Fix***
>
> This is Bug 3242806 closed as duplicate of hidden bug 3248809
>
> WORKAROUND:
> -----------
> 1) Use MAXPIECESIZE instead if MAXSETSIZE
> 2) Use FILESPERSET
>
> 3) Calcualte MAXSETSIZE as follows :
>
> The problem is with somewere in comparision of MAXSETSIZE specification
> (with number of blocks).
>
> The workaround is to specify "MAXSETSIZE" of higher value.
> For example, if you want maximum backupset size as 10GB, then specify
> it as
>
> '10GB * /1024'.
>
> If your db_block_size is 8k, then for a 10GB backupset
> size, MAXSETSIZE must be configured to 80GB as a workaround. This will
> create a maximum backupset size of 10GB.
>
> [image: Show Related Information] *Related*
>
>
>
>
>
> Michael Dinh
>
>
>
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> *From:* oracle-l-bounce_at_freelists.org [mailto:
> oracle-l-bounce_at_freelists.org] *On Behalf Of *Niall Litchfield
> *Sent:* Tuesday, March 29, 2011 8:54 AM
> *To:* ORACLE-L
> *Subject:* MAXSETSIZE
>
>
>
> Asked internally here. I don't have an answer. 9.2.0.7 db being backed up
> from the standby.
>
>
>
> Does anyone know why the rman command below manages to generate a 270gb
> backupset.
>
>
>
> backup maxsetsize=50G database TAG='TAG1' plus archivelog TAG='TAG2';
>
>
>
> --
> Niall Litchfield
> Oracle DBA
> http://www.orawin.info
>

-- 
Niall Litchfield
Oracle DBA
http://www.orawin.info



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Received on Tue Mar 29 2011 - 11:39:59 CDT

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