| From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
|---|---|
| To: | josh(at)agliodbs(dot)com |
| Cc: | pgsql-performance(at)postgresql(dot)org, Geoffrey <esoteric(at)3times25(dot)net> |
| Subject: | Re: which Xeon processors don't have the context switching problem |
| Date: | 2007-02-23 21:33:29 |
| Message-ID: | 45DF5DA9.90002@commandprompt.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| 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.
>
Also isn't it pretty much *not* a problem with current versions of
PostgreSQL?
Joshua D. Drake
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