Re: Any exp with NTw/2 to 4 hamster wheels?

From: Eric D. Pierce <PierceED_at_csus.edu>
Date: Wed, 6 Dec 2000 15:08:22 -0800
Message-Id: <10702.123873@fatcity.com>

On 6 Dec 2000, at 13:34, Charlie Mengler wrote:

Date sent:      	Wed, 06 Dec 2000 13:34:07 -0800
From:           	"Charlie Mengler" <charliem_at_mwh.com>
To:             	ORACLE-L_at_fatcity.com
Subject:        	Re: Any exp with NTw/2 to 4 hamster wheels?

> If the two existing CPUs are under utilized, add two more CPUs
> will have limited or marginal benefit; if any measurable affect.

Charlie, thanks for the feedback.

Agreed on your explanation of bottleneck theory.

However, the original question was about an actual increase in performance that they saw after adding hamsters. From that, I assumed that performance was lower prior to the new hamsters being added.

regards,
ep

>
> "Eric D. Pierce" wrote:
> >
> > i think a better question is: "why *wouldn't* you see a performance
> > increase?". you put more hamsters on more wheels, more things will
> > spin around faster w/ greater torque, no?
> > ep
> >
> > On 6 Dec 2000, at 6:20, The Oracle DBA wrote:
> >
> > > A client seems to be seeing now perf improv with adding 2 more
> > > procs to a 2 proc NT box. Anyone see a similar result? This is 805
Received on Wed Dec 06 2000 - 17:08:22 CST