Re: TCP network cost - Mailing list pgsql-performance

From Tom Lane
Subject Re: TCP network cost
Date
Msg-id 13121.1235929398@sss.pgh.pa.us
Whole thread Raw
In response to Re: TCP network cost  (Linos <info@linos.es>)
Responses Re: TCP network cost
List pgsql-performance
Linos <info@linos.es> writes:
> Hello, i have been having a problem like this in debian machines and i have
> discovered that (almost in my case), the problem only arises when i am using
> "ssl = true" in postgresql.conf although i am using clear tcp connections to
> localhost to perform my query, if i disable ssl in configuration my localhost
> query times goes from 4200ms to 110ms,

Does that number include connection startup overhead?  (If it doesn't,
it'd be pretty strange.)  Ross's problem is not about startup overhead,
unless I've misread him completely.

            regards, tom lane

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