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Re: BUG #3495: PostgreSQL does not use POSIX SHM or SEM in place of SYSV equivalents - Mailing list pgsql-bugs

From Heikki Linnakangas
Subject Re: BUG #3495: PostgreSQL does not use POSIX SHM or SEM in place of SYSV equivalents
Date
Msg-id 46AB7F86.5080304@enterprisedb.com
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In response to BUG #3495: PostgreSQL does not use POSIX SHM or SEM in place of SYSV equivalents  ("Roger Leigh" <rleigh@whinlatter.ukfsn.org>)
Responses Re: BUG #3495: PostgreSQL does not use POSIX SHM or SEM in place of SYSV equivalents
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Roger Leigh wrote:
> The following bug has been logged online:

Not a bug, but a feature request...

> PostgreSQL is using the old SYSV shared memory and semaphores, as evidenced
> by ipcs:
> ...
> However, the SYSV memory limit is set in-kernel and while it can be easily
> changed, it is rather less flexible than POSIX SHM support:
> ...
> Having the option of utilising either form of shared memory would be rather
> useful.

A patch to do that submitted was submitted in Spring, but it was not
accepted for 8.3 because there was some issues with it. Search the
archives for more details.

--
  Heikki Linnakangas
  EnterpriseDB   http://www.enterprisedb.com

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