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Re: which Xeon processors don't have the context switching problem

From: Geoffrey <esoteric(at)3times25(dot)net>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: which Xeon processors don't have the context switching problem
Date: 2007-02-23 21:33:19
Message-ID: 45DF5D9F.7050602@3times25.net (view raw or flat)
Thread:
Lists: pgsql-performance
Josh Berkus wrote:
> Geoffrey,
> 
>> I recall a reference on the list indicating that newer Xeon processors
>> don't suffer from the context switching problem reported last year.
> 
> Just to be clear, it's a software problem which affects all architectures, 
> including AMD and Sparc.  It's just *worse* on the PIII and P4 generation 
> Xeons.

Thanks, that's what I need to hear.  They've since cut a deal for 
Operton based hardware, so the point is now moot.

-- 
Until later, Geoffrey

Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety.
  - Benjamin Franklin

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