| From: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Mark Wong <markw(at)osdl(dot)org>, Bruce Momjian <bruce(at)momjian(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgreSQL(dot)org> |
| Subject: | Re: Lock partitions |
| Date: | 2006-09-12 08:36:42 |
| Message-ID: | 1158050202.2692.444.camel@holly |
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| Lists: | pgsql-hackers |
On Mon, 2006-09-11 at 11:29 -0400, Tom Lane wrote:
> Mark Wong <markw(at)osdl(dot)org> writes:
> > Tom Lane wrote:
> >> It would be nice to see some results from the OSDL tests with, say, 4,
> >> 8, and 16 lock partitions before we forget about the point though.
> >> Anybody know whether OSDL is in a position to run tests for us?
>
> > Yeah, I can run some dbt2 tests in the lab. I'll get started on it.
> > We're still a little bit away from getting the automated testing for
> > PostgreSQL going again though.
>
> Great, thanks. The thing to twiddle is LOG2_NUM_LOCK_PARTITIONS in
> src/include/storage/lwlock.h. You need a full backend recompile
> after changing it, but you shouldn't need to initdb, if that helps.
IIRC we did that already and the answer was 16...
--
Simon Riggs
EnterpriseDB http://www.enterprisedb.com
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