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12645 - Upgrade From 4.0B to 4.6C
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Upgrade From 4.0B to 4.6C
Thanks Lutz 😉--- In DoNotReply@consolut.eu, Lutz.EilertZH... wrote:
> Hello Fernando,
>
> please read the mails from last year.
>
>
>
> regards,
>
> Lutz
>
>
>
> ----- Weitergeleitet von Lutz Eilert/HKG/HELLA am 20.01.2004 13:27 -
----
>
> Peter
Russell
> <peter.russellZd...>
An: "'DoNotReply@consolut.eu'"
>
<DoNotReply@consolut.eu>
>
Kopie:
> 24.09.2003
16:26
Blindkopie:
> Bitte antworten an
SAP on System i
>
Thema: RE: Re: Severe
>
Performance issues with 4.7 after f inal
>
upgrade - HELP!!!
>
>
>
>
>
> remember that 4.7 uses a *lot* more resources than 4.0b, so for all
systems
> the OSS notes (89305, 113795, 178616 are the references I have)
state:
> 3.1i > 4.0b > 4.5 > 4.6 > 4.7
> cpu +30% +20% +15% +5%
> ram 0 +20% +20% +5%
>
> So you'll need about 45% more cpu capacity for the same
performance, and
> 50%
> more memeory
> And the Ascii migration also has an impact on top of this....
>
> Cheers, Peter
>
>
> -----Original Message-----
> From: realsquash [mailto:andy.quaasZa...]
> Sent: 24 September 2003 15:15
> To: DoNotReply@consolut.eu
> Subject: Re: Severe Performance issues with 4.7
after final
> upgrade - HELP!!!
>
>
> Kim,
>
> If memory serves me correctly 2 CPU's on an 830 would be 2000 CPW so
> that should be enough grunt for a small system. Four GB of RAM is
> also plenty if it's all allocated to the SAP LPAR. What are your
> buffer settings? Are you seeing a lot of swaps? What is the disk
> configuration? Did any hardware config change with the upgrade to
> 4.7?
>
> Andy
>
> --- In DoNotReply@consolut.eu, "Kim Raper" <kimraperZe...>
> wrote:
> > We recently completed the upgrade from 40b to 47 and are having
> > significant performance issues. We are running on an 830 model
> with
> > an LPAR. Each partition has 2 processors and 4 mb ram, also
around
> > 600 gb disk storage. Prior to the final step, our CPU usage ran
at
> > very low levels, sometimes not even noticeable. Now however, we
> are
> > running at anywhere from 10% to 90% with very little processes
> > active. The other issue is when looking from the system side at
> > WRKACTJOB, the active processes do not account for all of the CPU
> > usage at a discrepancy of 50%. Example - if CPU is at 50%, active
> > jobs account for around 25%. If at 90%, they account for around
> > 45%. We have tested this and it always comes out with a 50%
> > discrepancy. SAP is the only thing we have running on the box.
> > Absolutely no other appliciations and I am the only interactive
> user
> > that is ever signed on directly to the machine. We have around 30
> > users with mainly financial applications that are used.
> >
> > Any ideas and helo would be GREATLY !!! appreciated!!!
> >
> > Thanks,
> > Kim Raper
> > Systems Administrator
> > Kerr Drug, Inc.
> > kraperZk...
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