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Re: Rapidly Growing space usage in TS with only two indexes

From: Arul Ramachandran <contactarul_at_gmail.com>
Date: Tue, 6 Jun 2006 10:34:36 -0700
Message-ID: <1c1a62990606061034g1ebb8f1dp29e217e854f55de9@mail.gmail.com>


Are these bitmap indexes? Bitmap indexes with lots of table updates would cause something like this.

If not, then checking statspack report is warranted.

Regards,
Arul

On 6/5/06, Nizar Ahmed <gnahmed.c_at_stc.com.sa> wrote:
>
> Dear All,
>
>
>
> I have a table (partitioned - list) with approx. 500 million rows.
>
> I have two indexes (partitioned - list) on this table in their own
> separate tablespace.
>
>
>
> Size of table is roughly 50GB and sizes of the two indexes currently are
>
> 17 GB each.
>
>
>
> For the past 4 days, I have noticed that space is consumed in the index
> tablespace at the rate of 1 GB per day.
>
>
>
> This has never happened before and I have been racking my head as to the
> reason why this is happening.
>
>
>
> One thing I could think of was a 50: 50 block split when new values have
> to be inserted in the index.
>
>
>
> Is there any way I can check this or any other ideas why this could be
> happening?
>
>
>
> And is indexes rebuild necessary or warranted here?
>
>
>
> Thanks,
>
>
>
>
>
>
>
> G. Nizar A. Baig
>
>
>
>
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Received on Tue Jun 06 2006 - 12:34:36 CDT

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