Re: RS/6000 vs. HP9000 for SAP

attwoody_at_my-dejanews.com wrote:

> In article <7chvdo$ri7$1_at_nnrp1.dejanews.com>,
> cyber_asterix_at_my-dejanews.com wrote:
> > We are planning to implement the SAP system (Enterprise Resources Planning)
> > in our manufacturing plants and we are in the process of evaluating the
> > hardware configuration. There will be 300 concurrent users, and we'll use
> > Oracle for the databases. For some reasons (too long to explain here), we
> > narrowed our choice down to two systems: IBM RS/6000 (AIX) and Hewlett
> > Packard HP9000 (HP-UX).
> >
> > I have always been using Intel-based PC servers (running NT) and have never
> > used any of these two systems. SAP representatives in my country gave us some
> > advices, but I wonder if their advices were very objective as they may have
> > recommended *their* preferred vender, not necessarily the most suitable one
> > for us.
> >
> > Therefore, I would like to hear from you the pros and the cons of these two
> > systems in term of performance, ease of use, reliability, availability,
> > integration with SAP, upgradability (for future expansion), etc. I would
> > particularly appreciate to hear the opinions from people who have SAP
> > experience on both systems.
> >
> > Also, I shall be very grateful if someone could tell me where I could find
> > comparisons between RS/6000 and HP9000 on the net.
> >
> > Thank you for your assistance.
> > &#137;
> >
> > -----------== Posted via Deja News, The Discussion Network ==----------
> > http://www.dejanews.com/ Search, Read, Discuss, or Start Your Own
> >
> Greetings,
>
> In my experiences in supporting Oracle on HP (HP 800/K470, HP-UX 10.20,
> Oracle 7.3.4) and IBM (RS/6000 S70, AIX 4.3.1, Oracle 7.3.4), I would have to
> say that they're pretty equal. Currently I'm supporting a PeopleSoft 6.10.20
> database on a RS/6000 S70 running Oracle 7.3.4 on AIX 4.3.1.
>
> I would give a slight edge to the RS/6000, because the LVM (Logical Volume
> Manager) on AIX is very easy to use and gives a great deal of control and
> flexibility in where to place things on the disks. This is very important
> with Oracle, because Mr. Ellison wants you to spread things out when you use
> his database. Oracle is happiest on about 22 disks (but, depending on
> database size, etc, anywhere from 7-16 disks is fine). If you go with IBM,
> make sure you use SSA (Serial Storage Architecture) disks - you'll see a real
> performance difference.
>

I fully agree whith you. But also the expansion off disks on ssa is more flexible than
the expansion off SCSI disks. But try not to put to many disks in a ssa loop. wee have seen that a maximum 16 disks in a loop is advisable.

Joris

>
> The IBM 'smit' utility is very powerful and easy to use as well, especially
> if you're not up on AIX commands, which do differ from HP-UX, Solaris and
> IRIX in many ways. Until eight months ago, I'd only ever used HP, Sun or
> SGI; AIX took me some getting used to, but I've come to appreciate it more
> all the time.
>
> If you get the right kind of service contract, I've had equally good
> experiences with HP and IBM when it came to needing repairs or maintenance.
>
> -----------== Posted via Deja News, The Discussion Network ==----------
> http://www.dejanews.com/ Search, Read, Discuss, or Start Your Own
Received on Tue Mar 16 1999 - 00:00:00 CET