Re: pgbench throttling latency limit

From: Andres Freund <andres(at)2ndquadrant(dot)com>
To: Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr>
Cc: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Rukh Meski <rukh(dot)meski(at)gmail(dot)com>, PostgreSQL Developers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: pgbench throttling latency limit
Date: 2014-08-30 15:43:41
Message-ID: 20140830154341.GA25523@awork2.anarazel.de
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Hi,

I generally want to say that having a feature like this feels *very*
helpful to me. Lots of pg development hasn't really paid attention to
anything but the final pgbench results...

On 2014-08-29 19:48:43 +0200, Fabien COELHO wrote:
> + if (latency_limit)
> + printf("number of transactions above the %.1f ms latency limit: " INT64_FORMAT "\n",
> + latency_limit / 1000.0, latency_late);
> +

Any reason not to report a percentage here?

Greetings,

Andres Freund

--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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