Re: hyper slow after upgrade to 8.1.4

From: Michael Fuhr <mike(at)fuhr(dot)org>
To: Medora Schauer <mschauer(at)fairfield(dot)com>
Cc: Bruno Wolff III <bruno(at)wolff(dot)to>, postgresql <pgsql-performance(at)postgresql(dot)org>
Subject: Re: hyper slow after upgrade to 8.1.4
Date: 2006-07-13 13:54:21
Message-ID: 20060713135421.GA79008@winnie.fuhr.org
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On Thu, Jul 13, 2006 at 08:22:46AM -0500, Medora Schauer wrote:
> Can it be that the connection delay is because first an IPv6 socket is
> trying to be established and when that fails an IPv4 socket is created?

A sniffer like tcpdump or ethereal might reveal why connecting is
so slow. The problem might be with DNS queries for AAAA (IPv6)
records prior to queries for A (IPv4) records; see this thread from
almost a year ago:

http://archives.postgresql.org/pgsql-general/2005-08/msg00216.php

--
Michael Fuhr

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