Re: [Testperf-general] Re: 8.0beta5 results w/ dbt2

From: Mark Wong <markw(at)osdl(dot)org>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, testperf-general(at)pgfoundry(dot)org, pgsql-hackers(at)postgresql(dot)org
Subject: Re: [Testperf-general] Re: 8.0beta5 results w/ dbt2
Date: 2004-11-30 16:25:29
Message-ID: 20041130082529.A18011@osdl.org
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On Tue, Nov 30, 2004 at 07:12:10AM +0000, Simon Riggs wrote:
> If you look at the graph of New Order response time distribution, the
> higher result gives much more frequent sub-second response for 8.0beta5
> and the hump at around 23secs has moved down to 14secs. Notably, the
> payment transaction and stock level transaction have almost identical
> response time peaks in both cases. Perhaps some interaction between them
> has been slowing us down? Now its gone...
>
> The results seem to be significantly different, so I believe the
> results. Well done Mark - great new graphs. Any chance we could see the
> graphs showing 0.5 sec bins on the x axis, with all data < 0.5 sec
> removed from the graph so we can show the tail? Or point me at the data?

The data files used to generate the charts are here:
http://www.osdl.org/projects/dbt2dev/results/dev4-010/199/driver/

For each transaction:
delivery.data
new_order.data
order_status.data
payment.data
stock_level.data

Mark

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