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Re: datafiles space allocation algorithm

From: amonte <ax.mount_at_gmail.com>
Date: Fri, 6 Oct 2006 13:16:44 +0200
Message-ID: <85c1fb130610060416p640187a0scfb0fe8b391c4f01@mail.gmail.com>


Hi

The problem is my tablespace will have over 30GB and having 8 datafiles where one has 2gb and other 1 and other 1 and one 26gb.... doesnt seem reasonable

On 10/6/06, Christian Antognini <Christian.Antognini_at_trivadis.com> wrote:
>
> Niall
>
> > This is true for the straightforward case of one table on its own in
> > its own ts but is affected by factors such as
> >
> > other objects also growing at the same time
> > files having autoextend or not - especially if there is a mix in the
> > same ts
> > available 'holes' in the existing datafiles
> >
> > and so on.
>
> I agree with you. I was just trying to explain from where the
> "round-robin" stuff comes from... No more no less.
>
> > In general though I can't really see why, other than curiosity,
> > anyone would care about where a next extent would be allocated these
> > days. (just that it would be).
>
> One more, I completely agree. Such stuffs, i.e. spreading extents over
> many files, were performed loooong time ago to spread data over many
> disks. Today, usually, it makes no more sense.
>
>
> Cheers,
> Chris
>

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Received on Fri Oct 06 2006 - 06:16:44 CDT

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