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Re: LMT Autoallocate initial, tot # of extents

From: Jared Still <jkstill_at_gmail.com>
Date: Mon, 6 Jun 2005 10:19:35 -0700
Message-ID: <bf463805060610192118285c@mail.gmail.com>


Ah, that's why I included the IIRC on the INITIAL size; too lazy to go look it up. ;)
Have you checked on MetaLink for possible bugs in a version you are using?

9204 is no longer the 'latest and greatest'.

Jared

On 6/6/05, Barbara Baker <barb.baker_at_gmail.com> wrote:
>
> Thanks, Jared! I missed that ref in the archives. It looks like
> exactly what's happening to me.
>
> However, in my research, I saw references that lead me to believe
> there might be some way to change the behavior. From a Tom Kyte
> column "LMT's take the initial,next, minextents, pctincrease to figure
> out how much to initially allocate and allocate that much. . . . .
> if you start empty and grow -- it'll adjust. If you say "give me
> big", it'll start big"
>
> and this one from Jonathan Lewis: "normal behaviour pattern is 16 x
> 64K extents before switching to 1mb extents, but if you're importing
> large objects with a large 'initial' size, or if your DDL requests a
> large initial size, then Oracle can skip the smaller size extents and
> leap straight in to 1mb, or even 1m extents."
>
> In either case, I can't see how to "make it big"
>
> Thx.
>
> Barb
>

-- 
Jared Still
Certifiable Oracle DBA and Part Time Perl Evangelist

--
http://www.freelists.org/webpage/oracle-l
Received on Mon Jun 06 2005 - 13:24:36 CDT

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