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Date:	Mon, 13 Sep 2004 11:07:54 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: cygserver problem max 5 connections
Message-ID:	<20040913090754.GA20175@cygbert.vinschen.de>
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On Sep 12 18:26, Reini Urban wrote:
> Corinna Vinschen schrieb:
> >On Sep 12 14:05, Reini Urban wrote:
> >
> >>I have a postgres user claiming that cygserver cannot serve more than 5 
> >>concurrent connections with postgres.
> >
> >Did you already play with the /etc/cygserver.conf parameters?
> 
> Sure. I only see a 10 semaphore id limit, but not the reported 5.
> And I didn't see where postgresql needs 2 id's per connection.
> 
> # kern.ipc.semmni: Maximum no. of semaphore identifiers hold concurrently.
> # Default: 10, Min: 1, Max: 1024
> kern.ipc.semmni 10
> # kern.ipc.semmns: Maximum no. of semaphores hold concurrently.
> # Default: 60, Min: 1, Max: 1024
> kern.ipc.semmns 200

Dunno how many concurrent connections a running postgresql system needs
so I was wondering if raising kern.srv.request_threads could help.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

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