Re: PostgreSQL and HugePage

daveg <daveg@sonic.net>

From: daveg <daveg@sonic.net>

To: Mark Wong <markwkm@gmail.com>

Cc: Mark Kirkwood <mark.kirkwood@catalyst.net.nz>, pgsql-hackers@postgresql.org

Date: 2010-10-21T19:10:22Z

Lists: pgsql-hackers

On Thu, Oct 21, 2010 at 08:16:27AM -0700, Mark Wong wrote:
> On Tue, Oct 19, 2010 at 8:30 PM, daveg <daveg@sonic.net> wrote:
> > On Wed, Oct 20, 2010 at 04:08:37PM +1300, Mark Kirkwood wrote:
> >> On 20/10/10 16:05, Mark Kirkwood wrote:
> >> >
> >> >
> >> >shmget and friends are hugetlbpage  aware, so it seems it should 'just
> >> >work'.
> >> >
> >>
> >> Heh - provided you specify
> >>
> >> SHM_HUGETLB
> >>
> >>
> >> in the relevant call that is :-)
> >
> > I had a patch for this against 8.3 that I could update if there is any
> > interest. I suspect it is helpful.
> 
> Oh, probably better than me digging up my broken one.  Send it out as
> is if you don't want to update it. :)

I'll update it and see if I can get a largish machine to test, at least with
pgbench on. But not today alas.

-dg
 
-- 
David Gould       daveg@sonic.net      510 536 1443    510 282 0869
If simplicity worked, the world would be overrun with insects.