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05140 - DIA vs BTC Performance
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DIA vs BTC Performance
No, it was not the first run. Tried in background, then online, thenbackground and online. Sign out of R/3 and sign on again and same
results.
So far, it looks ok. We bring down R/3 weekly on Sundays for full
backup. If it doesn't happen again by then, I'll put this into my X
files 😉
Kiam Lian Ang
Ang.KiamLianZU...
--- In SAP on System iZy..., "Gueldenpfennig, Volker"
<volker.gueldenpfennigZs...> wrote:
> Hi Doreen,
>
> I think, we are not talking about the first run. More interesting
are the
> other runs. If this is reproducible as it looks like on your box,
this
> should be handled from IBM with a PMR, because SAP definitely has no
> differences between BTC and DIA jobs at all. (Except the different
priority,
> if you setup it that way.)
>
> Regards
>
> Volker
>
> > -----Original Message-----
> > From: Anderson, Doreen [mailto:dandersoZb...]
> > Sent: Montag, 18. Februar 2002 17:29
> > To: 'SAP on System iZy...'
> > Subject: RE: Re: DIA vs BTC Performance
> >
> >
> > According to your stats this is my observance.....
> >
> > The first time after building an index and running a program
> > it will always run the longest due to building access path /
> > SQL package / buffers (see Run 2 below - 10 minutes)
> >
> > Run 3 - 10 seconds in BTC should have nothing to do with BTC
> > vs. DIA - Did you try to run it again in DIA? If yes, you
> > should have seen a 10 second response time; since sql
> > packages and access paths were built from
> >
> > Run 4 - 10 seconds (after bringing down SAP)
> >
> > Run 3 & 4 were both consistently 10 seconds
> >
> > You always want to run a program at least 2x after building
> > an index before you can determine/observe its "true runtime"
> >
> >
> > Run 1 - 30 minutes arrival sequence
> > Build Index
> > Run 2 - 10 minutes in DIA
> > Run 3 - 10 seconds in BTC
> > ? Why faster in BTC?
> > Bring down SAP
> > Run 4 - 10 seconds in DIA
> > ? Why faster after bring down SAP
> >
> >
> >
> > Doreen Anderson
> > Ball Horticultural Company
> > dandersoZb...
> > (630) 231-3600 x3214
Durban Tours - Südafrika Safari
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