Re: Rollback segment shrinkage

Shrinking of rollback segments may result in ORA-1555s. If you need to shrink them, do so during a slow time.
Not shrinking rollback segments may result in ORA-1562 unable to extend rbs.

"Satav, Pawan" wrote:

> Hi,
> Can anyone point pros/cons of shrinking a rollback segment ? (other
> than performance overheads associated with extent allocation and
> reallocation)
>
> Optimal is not set for my rollback segments. Recently I shrunk a
> rollback segments which had more than 100 extents allocated to it.
>
>
>
> Regards
> Pawan Satav
> Database Services
>
> ____________________________________________________
> This message contains information that may be privileged or confidential and
> is the property of the Cap Gemini Ernst & Young Group. It is intended only
> for the person to whom it is addressed. If you are not the intended
> recipient, you are not authorised to read, print, retain, copy, disseminate,
> distribute, or use this message or any part thereof. If you receive this
> message in error, please notify the sender immediately and delete all copies
> of this message.
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.net
> --
> Author: Satav, Pawan
> INET: pawan.satav_at_cgey.com
>
> Fat City Network Services -- 858-538-5051 http://www.fatcity.com
> San Diego, California -- Mailing list and web hosting services
> ---------------------------------------------------------------------
> To REMOVE yourself from this mailing list, send an E-Mail message
> to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
> the message BODY, include a line containing: UNSUB ORACLE-L
> (or the name of mailing list you want to be removed from). You may
> also send the HELP command for other information (like subscribing).

-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.net
-- 
Author: Daniel Fink
  INET: Daniel.Fink_at_Sun.COM

Fat City Network Services    -- 858-538-5051 http://www.fatcity.com
San Diego, California        -- Mailing list and web hosting services
---------------------------------------------------------------------
To REMOVE yourself from this mailing list, send an E-Mail message
to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
the message BODY, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from).  You may
also send the HELP command for other information (like subscribing).