Re: [PATCH 5/5] Add option to specify ramp period by amount of IO

Jens Axboe <[email protected]> Wed, 17 Dec 2025 15:56:00 -0700
Newsgroups org.kernel.vger.fio
Message-ID <[email protected]>
On 12/17/25 9:17 AM, Jan Kara wrote:
> In some cases the ramp up period is not easy to define by amount of
> time. This is for example a case of buffered writes measurement where we
> want to start measuring only once dirty throttling kicks in. The time
> until dirty throttling kicks in depends on dirty limit (easy to figure
> out) and speed of writes to the page cache (difficult to know in
> advance). Add option ramp_size which determines the ramp up period by
> the amount of IO written (either by each job or by each group when group
> reporting is enabled).

Looks fine, but needs cconv additions and bumping of the server version
number or this won't work on client/server configurations.

-- 
Jens Axboe