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Re: TCP_NO_DELAY & TcpAckFrequency (Re: Slow query through

From: Marc Herbert <Marc(dot)Herbert(at)continuent(dot)com>
To: pgsql-odbc(at)postgresql(dot)org
Subject: Re: TCP_NO_DELAY & TcpAckFrequency (Re: Slow query through
Date: 2006-02-20 12:29:15
Message-ID: khjslqeb4dg.fsf@meije.emic.fr (view raw or flat)
Thread:
Lists: pgsql-odbc
Arnaud Lesauvage <thewild(at)freesurf(dot)fr> writes:
>
> Sure !
> Here are the two dumps.
> http://tehwild.free.fr/divers/dumps.zip
> One is a TCP dump of the query through pgAdmin, the other one
> through psqlODBC.
> The first obvious difference is that the window size is not the same,
> but I don't know how to interpret that.

The best free tools I know to analyze such issues is tcptrace + xplot

<http://www.tcptrace.org/>




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