From: Jens Axboe <axboe@kernel.dk>
To: Greg Sullivan <greg.sullivan@sullivang.net>
Cc: fio@vger.kernel.org
Subject: Re: Suggestion: Add ramp-up for rate testing.
Date: Fri, 17 Aug 2012 08:25:39 +0200 [thread overview]
Message-ID: <502DE3E3.2050901@kernel.dk> (raw)
In-Reply-To: <CAHaS=QzhdnM-TpzWb9eC3woLXZPM9t-LmcUzsf24rzUfUzPn-Q@mail.gmail.com>
On 08/16/2012 05:24 PM, Greg Sullivan wrote:
> I suggest adding a ramp-up time parameter that can be used to prevent
> the rate testing from occurring until the ramp-up time has passed.
> This will more accurately model the throughput capacity of streaming
> systems that have a pre-load buffer to ride over the initial cache
> warm-up period.
There's already a ramp time setting, and the rate will not be checked
before that has passed. Not sure what extra setting you would like? A
ramp time, and then a rate ramp time after that?
--
Jens Axboe
next prev parent reply other threads:[~2012-08-17 6:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-16 15:24 Suggestion: Add ramp-up for rate testing Greg Sullivan
2012-08-16 16:56 ` Josh Carter
2012-08-16 23:32 ` Greg Sullivan
2012-08-17 6:25 ` Jens Axboe [this message]
2012-08-17 6:40 ` Greg Sullivan
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