hm, it might be that I was thinking of the "second" rollback segment
you had to create in the system tablespace before you could create any
other tablespaces....
remove that "might", that sounds more along the lines of what I was
thinking.
sorry for the confusion. I bow to the "redo/undo/rollback" expert
- "Fink, Dan" <Dan.Fink_at_mdx.com> wrote:
> Before taking the system rbs offline, contact tech support. I recall
> (perhaps incorrectly...I don't remember whether or not I have tested
> this)
> that the system rbs is used by the kernel for normal operations and
> by other
> transactions if the other rbs are too full. The system rbs should
> never be
> specifically allocated to a transaction by a user.
>
> Always create additional rollback segments in a separate tablespace.
> If you
> fill up the rbs tablespace, the transaction fails. If you fill up the
> system
> tablespace, the database fails.
>
> -----Original Message-----
> Sent: Wednesday, August 28, 2002 7:23 AM
> To: Multiple recipients of list ORACLE-L
>
>
> create a rollback tablespace, create new rollback segments IN the
> rollback tablespace and take the rollback segment named "SYSTEM"
> offline. Do NOT use it.
>
> Having an active rollback segment in your system tablespace is like
> allowing users to create objects there. Especially listen to Stephane
> and READ the manuals. You should not be increasing the allowable size
> of that segment, it should be tiny and unused.
>
>
> --- Jonny Delmont <jonny99delmont_at_yahoo.co.uk> wrote:
> >
> > Mark,
> > Thanks, your command doesn't help. To answer your question,
> Database
> > was setup'd by previous DBA. Still i've never seen this type of
> > segment...
> > SQL> alter rollback SEGMENT sys.system storage (maxextents 1024);
> > alter rollback SEGMENT sys.system storage (maxextents 1024)
> > *
> > ERROR at line 1:
> > ORA-02244: invalid ALTER ROLLBACK SEGMENT option
> >
> > Jonny
> > Mark Leith <mark_at_cool-tools.co.uk> wrote: Do you mind if I ask
> why?
> > Do you have any other rollback segments in place
> > other than the SYSTEM one?
> >
> > In answer to your question though, look at the error message.. You
> > missed
> > out the word "segment".
> >
> > alter rollback SEGMENT sys.system storage (maxextents 1024);
> >
> > HTH
> >
> > Mark
> >
> > ===================================================
> > Mark Leith | T: +44 (0)1905 330 281
> > Sales & Marketing | F: +44 (0)870 127 5283
> > Cool Tools UK Ltd | E: mark_at_cool-tools.co.uk
> > ===================================================
> > http://www.cool-tools.co.uk
> > Maximising throughput & performance
> >
> > -----Original Message-----
> > Sent: 28 August 2002 10:53
> > To: Multiple recipients of list ORACLE-L
> >
> >
> > Dear Gurus,
> > Could you please help me out with this - I want to increase the
> > maxextents
> > of below segment.
> > TIA,
> > SQL> select OWNER,SEGMENT_NAME,SEGMENT_TYPE,EXTENTS,MAX_EXTENTS
> > 2 from dba_segments
> > 3 where ((max_extents-extents)/max_extents)*100 <40 and max_extents
> > != 0
> > 4 /
> > OWNER SEGMENT_NAME SEGMENT_TYPE EXTENTS MAX_EXTENTS
> > ------ --------------- ------------------ ---------- -----------
> > SYS SYSTEM ROLLBACK 505 505
> > SQL> connect sys
> > Enter password:
> > Connected.
> > SQL> alter ROLLBACK sys.system storage (maxextents 1024);
> > alter ROLLBACK sys.system storage (maxextents 1024)
> > *
> > ERROR at line 1:
> > ORA-01902: SEGMENT keyword expected
> >
> > TIA
> > Jonny
> >
> >
> >
> >
> >
> > Get a bigger mailbox -- choose a size that fits your needs.
> >
> > http://uk.docs.yahoo.com/mail_storage.html
> >
> > --
> > Please see the official ORACLE-L FAQ: http://www.orafaq.com
> > --
> > Author: Mark Leith
> > INET: mark_at_cool-tools.co.uk
> >
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>
>
> __________________________________________________
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Received on Wed Aug 28 2002 - 13:53:38 CDT
