Re: TCP network cost

From: Tom Lane
Subject: Re: TCP network cost
Date: ,
Msg-id: 13505.1235931000@sss.pgh.pa.us
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In response to: Re: TCP network cost  (Linos)
Responses: Re: TCP network cost  (Linos)
List: pgsql-performance

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TCP network cost  ("Ross J. Reedstrom", )
 Re: TCP network cost  (Rusty Conover, )
  Re: TCP network cost  (, )
  Re: TCP network cost  ("Ross J. Reedstrom", )
   Re: TCP network cost  (Rusty Conover, )
    Re: TCP network cost  ("Ross J. Reedstrom", )
     Re: TCP network cost  ("Ross J. Reedstrom", )
      Re: TCP network cost  (Aaron Turner, )
     Re: TCP network cost  (PFC, )
      Re: TCP network cost  ("Ross J. Reedstrom", )
   Re: TCP network cost  (Gregory Stark, )
    Re: TCP network cost  ("Ross J. Reedstrom", )
     Re: TCP network cost  (Tom Lane, )
      Re: TCP network cost  ("Ross J. Reedstrom", )
       Re: TCP network cost  (Linos, )
        Re: TCP network cost  (Tom Lane, )
         Re: TCP network cost  (Linos, )
          Re: TCP network cost  (Tom Lane, )
           Re: TCP network cost  (Linos, )
            Re: TCP network cost  (Tom Lane, )
             Re: TCP network cost  (Magnus Hagander, )
              Re: TCP network cost  (Linos, )
 Re: TCP network cost  (Aaron Turner, )

Linos <> writes:
> Tom Lane escribi�:
>> Does that number include connection startup overhead?  (If it doesn't,
>> it'd be pretty strange.)

> This difference it is from the runtime of the query, i get this with \timing
> parameter in psql,

That's just weird --- ssl off should be ssl off no matter which knob you
use to turn it off.  Are you sure it's really off in the slow connections?

            regards, tom lane


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From: "Cox, Brian"
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Subject: Re: "slow" queries
From: Tom Lane
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Subject: Re: "slow" queries