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Re: TCP_NO_DELAY & TcpAckFrequency (Re: Slow query through

From: "Philippe Lang" <philippe(dot)lang(at)attiksystem(dot)ch>
To: <pgsql-odbc(at)postgresql(dot)org>
Cc: "Arnaud Lesauvage" <thewild(at)freesurf(dot)fr>
Subject: Re: TCP_NO_DELAY & TcpAckFrequency (Re: Slow query through
Date: 2006-02-13 07:46:01
Message-ID: 6C0CF58A187DA5479245E0830AF84F421D096B@poweredge.attiksystem.ch (view raw or flat)
Thread:
Lists: pgsql-odbc
Hi,

Why don't you use tcpdump, or another sniffer, in order to check that, and
post the result here?

-----Message d'origine-----
De : pgsql-odbc-owner(at)postgresql(dot)org
[mailto:pgsql-odbc-owner(at)postgresql(dot)org] De la part de Arnaud Lesauvage
Envoyé : vendredi, 10. février 2006 17:01
À : Tom Lane
Cc : pgsql-odbc(at)postgresql(dot)org
Objet : Re: [ODBC] TCP_NO_DELAY & TcpAckFrequency (Re: Slow query through

Tom Lane a écrit :
> None of this explains why odbc is slow when psql isn't, though, 
> especially not if you are using one of the recent odbc releases that 
> relies on libpq.  The wire-level behavior certainly ought to be the 
> same for anything using libpq ...

Yes.
I am trying to figure out what the difference is between an ODBC call and a
"direct" call, from another application...
The issue might be at a higher level, but I have no clue right now...

Regards
--
Arnaud


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