RE: tunning an index built

From: Gurelei <gurelei_at_yahoo.com>
Date: Tue, 08 Jul 2003 14:35:59 -0700
Message-ID: <F001.005C3E79.20030708142932@fatcity.com>

I had it set to 50M. I'll try 200M tonight.

thanks

Gene
--- Kevin Toepke <[EMAIL PROTECTED]> wrote:
> what is your sort_area_size? Try changing it to
> something huge (say
> 200MB)for the session...
> alter session set sort_area_size = 200000000;
>
> Kevin
>
> -----Original Message-----
> Sent: Tuesday, July 08, 2003 5:30 PM
> To: Multiple recipients of list ORACLE-L
>
>
> Hi.
>
> I'm trying to tune an index build. The table
> currently
> has about 65mil rows and I'm building a unique
> index,
> which takes about 55min to finish. The table size is
> about 3.4G, index is about the same size. I have
> tried
> different degrees of parallelism (up to 32),
> nologging
> is set in the create index script as well as on the
> tablespace. I noticed a lot of i/o waits during the
> buid and a lot of paging to and from filesystem, the
> paging area however appears to be unused. when I do
> lsps -a, it only shows 1% usage. What should be my
> next move? What should I look at? i have increased
> db_cache to 800M, sort area to 50M
>
> thanks
>
> Gene
>
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Received on Tue Jul 08 2003 - 16:35:59 CDT