Re: context-switching issue on Xeon

"Sailer, Denis (YBUSA-CDR)" <Denis.Sailer@Yellowbook.com> writes:
> http://archives.postgresql.org/pgsql-performance/2004-04/msg00280.php

> The last messages on this subject are from April of 2005.  Has there
> been any successful ways to significantly reduce the impact this has to
> multi-processing?

CVS tip should largely fix the problem as far as buffer manager
contention goes.

> I haven't been able to find anything showing a
> resolution of some kind.

Look at the Feb/March threads concerning buffer manager rewrite, clock
sweep, etc ... eg
http://archives.postgresql.org/pgsql-patches/2005-03/msg00015.php

            regards, tom lane