| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | "Matthew T(dot) O'Connor" <matthew(at)tocr(dot)com>, Greg Smith <gsmith(at)gregsmith(dot)com>, Gregory Stark <stark(at)enterprisedb(dot)com>, Kevin Murphy <murphy(at)genome(dot)chop(dot)edu>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Drupal and PostgreSQL - performance issues? |
| Date: | 2008-10-15 19:28:59 |
| Message-ID: | 200810151928.m9FJSxq04400@momjian.us |
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| Thread: | |
| Lists: | pgsql-general pgsql-performance |
Tom Lane wrote:
> "Matthew T. O'Connor" <matthew(at)tocr(dot)com> writes:
> > Tom Lane wrote:
> >> Mind you, I find the SysV APIs uselessly baroque too, but there is one
> >> feature that we have to have that is not in mmap(): the ability to
> >> detect other processes attached to a shmem block.
>
> > Didn't we solve this problem on Windows?
>
> Not terribly well --- see active thread on -hackers.
We could allocate a small shared memory area to solve this and use
mmap() for the other shared memory usage.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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