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