| From: | David Fetter <david(at)fetter(dot)org> |
|---|---|
| To: | Andres Freund <andres(at)2ndquadrant(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Decrease MAX_BACKENDS to 2^16 |
| Date: | 2014-04-26 12:40:21 |
| Message-ID: | 20140426124021.GN16465@fetter.org |
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| Thread: | |
| Lists: | pgsql-hackers |
On Sat, Apr 26, 2014 at 12:15:40AM +0200, Andres Freund wrote:
> Hi,
>
> Currently the maximum for max_connections (+ bgworkers + autovacuum) is
> defined by
> #define MAX_BACKENDS 0x7fffff
> which unfortunately means that some things like buffer reference counts
> need a full integer to store references.
Out of curiosity, where are you finding that a 32-bit integer is
causing problems that a 16-bit one would solve?
Cheers,
David.
--
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