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From: Kevin Grittner <kgrittn@ymail.com>
To: Will Platnick <wplatnick@gmail.com>
To: pgsql-performance@postgresql.org <pgsql-performance@postgresql.org>
Subject: Re: Slow Query Help
Date: Wed, 6 Feb 2013 08:22:40 -0800 (PST)
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Will Platnick <wplatnick@gmail.com> wrote:
> Will Platnick <wplatnick@gmail.com> wrote:

>> The only thing that stands out is: on your production server I see
>> "Total runtime: 7.515 ms", but the top node in EXPLAIN ANAYZE shows
>> actual time as 0.179 ms. Not sure where that additional time is being
>> spent though. It could be ExecutorStart/End, but have no idea why they
>> should take so long.

> Any ideas on how to troubleshoot this delay?

Is the client which is running the query on the same machine as the
server?  If not, what's the ping time between them?

-Kevin


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