8 cores of fun

Kip Macy kip.macy at gmail.com
Mon May 21 01:42:37 UTC 2007

On 5/20/07, Walter Vaughan <wvaughan at steelerubber.com> wrote:
> I've got a few days to experiment with an 8 core box, and someone pointed this
> page out to me http://people.freebsd.org/~kris/scaling/mysql.html before I
> purchased the box.
> Looking at the patch http://people.freebsd.org/~jeff/tophalf.diff it doesn't
> appear to be patchable with 7-CURRENT.
> What I am interested in is Hi-speed Java (really wanted to work with Java6) and
> Postgresql-8.2.
> Does anyone have any pointers for optimizing Posgresql & Java on AMD-64 with 8
> cores?

This is all a WIP. I think changes providing benefit equivalent to
what was in tophalf have all been pushed back into CVS. Finer grained
scheduler locking is on its way. We may ping you to test intermediate


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