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Re: The 5-minute interval in sys.smon_scn_time table

From: EscVector <Junk_at_webthere.com>
Date: 1 Dec 2006 11:37:51 -0800
Message-ID: <1165001871.585931.275270@j44g2000cwa.googlegroups.com>

On Dec 1, 11:52 am, DA Morgan <damor..._at_psoug.org> wrote:
> Challenge wrote:
> > Oracle version is 9.2.0.7 on AIX 5.2
>
> > Any idea why the interval is 10 mins instead of 5 mins? Thanks.
>
> > DA Morgan wrote:
> >> Challenge wrote:
> >>> Hi,
>
> >>> According to the document, the smon_scn_time table will be updated
> >>> automatically by SMON every 5 minutes. Why the interval of the
> >>> smon_scn_time table is 10 minutes in my database?
>
> >>> THREAD TIME_MP TIME_DP SCN_WRP SCN_BAS
> >>> ---------------- -----------------
> >>> ------------------------------------- -------------------
> >>> ----------------
> >>> ......
> >>> 1 1164280062 2006-11-23 06:07:43 0
> >>> 404008
> >>> 1 1164280662 2006-11-23 06:17:43 0
> >>> 404209
> >>> 1 1164281262 2006-11-23 06:27:43 0
> >>> 404410
> >>> 1 1164281862 2006-11-23 06:37:43 0
> >>> 404611
> >>> 1 1164282462 2006-11-23 06:47:43 0
> >>> 404812
> >>> 1 1164283062 2006-11-23 06:57:43 0
> >>> 405013
> >>> 1 1164283662 2006-11-23 07:07:43 0
> >>> 405214
> >>> 1 1164284262 2006-11-23 07:17:43 0
> >>> 405415
> >>> 1 1164284862 2006-11-23 07:27:43 0
> >>> 405616
> >>> ......
>
> >>> Thanks.
>
> >> And your version is?
> >> --
> >> Daniel A. Morgan
> >> University of Washington
> >> damor..._at_x.washington.edu
> >> (replace x with u to respond)
> >> Puget Sound Oracle Users Group
> >>www.psoug.orgHopefully someone knows but I will check and see if I can find
> out. My first thought: Documentation error. But it may be something
> else.
> --
> Daniel A. Morgan
> University of Washington
> damor..._at_x.washington.edu
> (replace x with u to respond)
> Puget Sound Oracle Users Groupwww.psoug.org

Quick sample 10.2.0.2 on AIX 5.3
Total default config for used for testing. Looks like 5 min on this system...

12/01/2006 13:58:21
12/01/2006 14:03:52
12/01/2006 14:05:25
12/01/2006 14:10:37
12/01/2006 14:15:51
12/01/2006 14:17:27
12/01/2006 14:22:28
12/01/2006 14:27:53
12/01/2006 14:33:05
Received on Fri Dec 01 2006 - 13:37:51 CST

Original text of this message

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