From: Jens Axboe <axboe@kernel.dk>
To: ehrhardt@linux.vnet.ibm.com
Cc: fio@vger.kernel.org, oberpar@linux.vnet.ibm.com
Subject: Re: [patch 2/9] fio: allow general repeatability
Date: Thu, 20 Feb 2014 09:05:49 -0800 [thread overview]
Message-ID: <20140220170549.GB30251@kernel.dk> (raw)
In-Reply-To: <20140220132050.493701099@linux.vnet.ibm.com>
On Thu, Feb 20 2014, ehrhardt@linux.vnet.ibm.com wrote:
> *Resend with hopefully non mangled patches*
> References: <20140220131958.965092001@linux.vnet.ibm.com>
> Content-Disposition: inline; filename=repeatable-global-randomness.diff
>
> From: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
>
> This patch adds a "allrandrepeat" option similar to the existing randrepeat.
> But other than the former option it does not only affect the random I/O pattern,
> but also all remaining users of randomness as well.
>
> By that e.g. testcases using nrfiles, filesize ranges, blocksizesplit ranges
> and so on will stay repeatable across (euqally parametrized) runs as well.
> To maintain compatibility the default is off.
Forgot the thread_options.h change here too. Also note that you need to
update cconv.c as well when adding options.
--
Jens Axboe
next prev parent reply other threads:[~2014-02-20 17:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-20 13:20 [patch 2/9] fio: allow general repeatability ehrhardt
2014-02-20 17:05 ` Jens Axboe [this message]
[not found] <20140219143639.168501090@linux.vnet.ibm.com>
2014-02-19 15:12 ` Christian Ehrhardt
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