On Wed, Feb 09, 2005 at 11:29:22PM -0800, Andrew P. Lentvorski, Jr. wrote:
> 
> On Feb 9, 2005, at 10:36 PM, Wade Curry wrote:
> 
> >On Wed, Feb 09, 2005 at 05:25:02PM -0800, Andrew P. Lentvorski, Jr. 
> >wrote:
> >>Rattle the disks a little on that Pea Sea and the system performance
> >>turns to crud.
> >
> >I confess to not being _entirely_ sure what you mean here.. may be
> >terminology, or may be lack of familiarity with the hardware.
> 
> Run multiple Linux kernel compiles on a standard x86 box.  The 
> performance degrades much faster than one would expect given the 
> processor and disk utilization.
> 
> The problem is the I/O subsystem.  Even today, one can see a 
> significant difference between the performance of an x86 box with an 
> ATA subsystem rather than a SCSI subsystem.  And that is a very weak 
> configuration relative to the balancing that goes on when companies 
> make big iron.
> 
> Big iron is basically all about transactions per second, not seconds 
> per transaction.
> 

I'm starting to get it. The truck can't accelerate like the sports car,
but man, can it haul stuff!

-- 
Lan Barnes                    [EMAIL PROTECTED]
Linux Guy, SCM Specialist     858-354-0616
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