| From: | Josh Berkus <josh(at)agliodbs(dot)com> |
|---|---|
| To: | ARCEnergo <it(at)kipspb(dot)ru>, postgres performance list <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Time of query result delivery |
| Date: | 2014-01-22 20:01:39 |
| Message-ID: | 52E023A3.10601@agliodbs.com |
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| Lists: | pgsql-performance |
On 01/22/2014 12:19 AM, ARCEnergo wrote:
> Hello, Josh.
>
> Thank you for your response.
> I measured that "times" many many times
> and always I got larger repnose time from VM-server.
> And always server times (EXPLAIN ANALYZE) were very similar.
> And several tests with iperf always shown similar results for both Ph and
> VM servers.
> So, we have practically same server time and same network speed,
> but different results for timing in psql.
> I wolud like to know what is the reason?
The difference would most likely be something in your VM environment.
Beyond that, I can't speculate.
--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com
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