| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Arvind Singh <arvindps(at)hotmail(dot)com> |
| Cc: | "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Postgres 9.3 beta log |
| Date: | 2013-08-10 14:21:02 |
| Message-ID: | 20130810142102.GG30558@momjian.us |
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| Thread: | |
| Lists: | pgsql-general pgsql-hackers |
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(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ It's impossible for everything to be true. +
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