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Re: Unknown winsock error 10061

From: Merlin Moncure <mmoncure(at)gmail(dot)com>
To: Susanne Ebrecht <susanne(at)2ndquadrant(dot)com>
Cc: pgsql-novice(at)postgresql(dot)org
Subject: Re: Unknown winsock error 10061
Date: 2012-05-25 19:46:54
Message-ID: CAHyXU0y8=3QmxbR6KOaPtU0q-c+FLRReUrPAOTFQzsT6YB2V_w@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-novice
On Thu, May 24, 2012 at 4:14 AM, Susanne Ebrecht
<susanne(at)2ndquadrant(dot)com> wrote:
> Hello,
>
> PostgreSQL 9.0, Windows 2008
> 32 different PostGIS Databases
> round about 20 active connections by duration
> max_connections = 100
> Memory load around 30%
> CPUs load around 50%
> Network load less then 20%
>
> No firewall installed at all
>
> Randomly there is the message in log:
> could not receive data from client: Unknown winsock error 10061
>
> After restart - the first 10-15 minutes are ok - but then the messages start
> sometimes 3 within a minute, sometimes minutely then again all is fine for 5
> minutes
> then 7 or 8 messages secondly - minutely and so on.
>
> less messages during night - more messages during day - but usually during
> nights
> there is very rare traffic.
>
> It isn't a connection from a special tool to a special database creating the
> message.
>
> The failing connections are to different databases and from different users.
> It can be
> a pgAdmin connection or a connection from an application. It is totally
> random.
>
> Max connections isn't reached at all - neither network nor CPU nor RAM are
> overloaded.
>
> What else could create that issue?
> How can I solve the issue?

In the server log, what are the messages preceding the 10061 message?

merlin

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