| From: | Claudio Freire <klaussfreire(at)gmail(dot)com> |
|---|---|
| To: | Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> |
| Cc: | Greg Smith <greg(at)2ndquadrant(dot)com>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Linux memory zone reclaim |
| Date: | 2012-07-18 05:38:32 |
| Message-ID: | CAGTBQpaz+VPwoJ4m7wyaPJ75=tAh+BQHzguFDHRNMMTioO5p=Q@mail.gmail.com |
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| Lists: | pgsql-performance |
On Tue, Jul 17, 2012 at 11:00 PM, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> wrote:
>
> Thanks for the link, I'll read up on it. I do have access to large
> (24 to 40 core) NUMA machines so I might try some benchmarking on them
> to see how they work.
It must have been said already, but I'll repeat it just in case:
I think postgres has an easy solution. Spawn the postmaster with
"interleave", to allocate shared memory, and then switch to "local" on
the backends.
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