Re: Database performance

Oh yes, and our maintenance interval has return to normal (5-10 minutes).


-Brian



At 06:09 PM 1/23/2006, Brian Ross wrote:
>Some stats on our site (all numbers approximate):
>
>13,000 mailboxes
>21,000 total addressable user aliases (excluding mailing lists)
>
>300,000 active triples in the greylist db over any given 24 hour
>period (last record update)
>280,000 triples expire from the greylist db over any given 24 hour period
>1,500,000 successful deliveries/day
>
>Lots more connection attempts rejected by TCPwrappers and various
>throttling limits in sendmail
>
>Over the past 15 days we're seeing average loads of 489 Kbps of port
>25 traffic inbound on our Internet border.  During the worm outbreaks
>in November and December we were averaging 1.14 Mbps, peaking at
>about 3.2 Mbps worth of SMTP crossing our Internet border.
>
>Hope this helps.
>
>Brian Ross
>
>
>At 01:31 AM 1/23/2006, you wrote:
>
> >Hello,
> >
> >Brian Ross said his database has around 1.2 million rows. Wayne database has
> >around 4 million rows.
> >
> >May I have an idea of what trafic level are you handling ? (number 
> or users or
> >number of connections or messages a day)
> >
> >Thanks
> >
> >Jose-Marcio
> >
> >Wayne Walker wrote:
> > > Follow Evan's advice, but also add indexes to the tables.  This greatly
> > > improved the maintenance script run time for me.
> > >
> > > BE WARNED!  Adding the indexes will slam your mysql server for a LONG
> > > TIME (I had 4 million rows in each table (maintenance db hadn't been
> > > run in a long time) and it took about 15 minutes PER INDEX).
> > >
> > > Once I added the indexes, it still took a long time to run, but the
> > > system was usable during the maintenance db run (it was NOT usable
> > > before (load would hit 30's and 40's).
> > >
> > >
> > > On Wed, Jan 04, 2006 at 11:05:06PM -0800, Brian Ross wrote:
> > >
> > >>Hello,
> > >>
> > >>I was wondering if anyone has any performance tuning tips for the MySQL
> > >>db as implemented in relaydelay.
> > >>
> > >>We're running the db_maintenance script regularly, expiring
> > >>approximately 1.25 million rows on a nightly basis with the maintenace
> > >>taking approximately 1.5 hours.
> > >>
> > >>During the maintenance we're turning off our mail relays because the
> > >>maintenance is so disk intensive that it causes relaydelay to slow down
> > >>to the point of hitting the milter time out values (yes - I suppose I
> > >>could look at altering those in the sendmail.cf).
> > >>
> > >>Any thoughts on optimization would be appreciated.
> > >>
> > >>
> > >>-Brian
> > >>
> > >>
> >
> >
> >--
> >  ---------------------------------------------------------------
> >  Jose Marcio MARTINS DA CRUZ           Tel. :(33) 01.40.51.93.41
> >  Ecole des Mines de Paris              http://j-chkmail.ensmp.fr
> >  60, bd Saint Michel                http://www.ensmp.fr/~martins
> >  75272 - PARIS CEDEX 06      mailto:[email protected]
> >_______________________________________________
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> >http://lists.puremagic.com/cgi-bin/mailman/listinfo/greylist-users
>
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