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* Pgbench TPS Calculation
@ 2010-03-27 20:05 Reydan Cankur <reydan.cankur@gmail.com>
0 siblings, 1 reply; 2+ messages in thread
From: Reydan Cankur @ 2010-03-27 20:05 UTC (permalink / raw)
To: pgsql-performance
Hi,
I am using pgbench for running tests on PostgreSQL.
I have a few questions;
1) For calculating time to get the TPS, is pgbench using the wall
clock time or cpu time?
2)How is TPS calculated?
Thanks in advance,
Reydan
^ permalink raw reply [nested|flat] 2+ messages in thread
* Re: Pgbench TPS Calculation
@ 2010-03-29 04:22 Greg Smith <greg@2ndquadrant.com>
parent: Reydan Cankur <reydan.cankur@gmail.com>
0 siblings, 0 replies; 2+ messages in thread
From: Greg Smith @ 2010-03-29 04:22 UTC (permalink / raw)
To: Reydan Cankur <reydan.cankur@gmail.com>; +Cc: pgsql-performance
Reydan Cankur wrote:
> 1) For calculating time to get the TPS, is pgbench using the wall
> clock time or cpu time?
> 2) How is TPS calculated?
Wall clock time.
TPS=transactions processed / (end time - start time)
--
Greg Smith 2ndQuadrant US Baltimore, MD
PostgreSQL Training, Services and Support
greg@2ndQuadrant.com www.2ndQuadrant.us
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