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Re: Postgres 9.3 beta log - Mailing list pgsql-general

From Bruce Momjian
Subject Re: Postgres 9.3 beta log
Date
Msg-id 20130810142102.GG30558@momjian.us
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In response to Postgres 9.3 beta log  (Arvind Singh <arvindps@hotmail.com>)
Responses Re: Postgres 9.3 beta log  (Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>)
Replication delay  ("ascot.moss@gmail.com" <ascot.moss@gmail.com>)
List pgsql-general
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On Sat, Aug 10, 2013 at 06:38:57AM +0000, Arvind Singh wrote:
> as you can see it is for a single record "login88193" it places
>
> PARSER STATISTICS
> PARSE ANALYSIS STATISTICS
> REWRITER STATISTICS
>
> I know it appers because i have enabled log_parser_* options in log
>
> But what i request to know is the meaning of these statistics and how usefull
> is can be for a server load  evaluation

You should look get the getrusage manual pages for the meaning of the
values, and perhaps this for the meaning of these stages of a query:

    http://www.postgresql.org/developer/backend/

--
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +

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