Re: Fwd: fio: ruh info failed

Jens Axboe <[email protected]> Fri, 26 Sep 2025 15:42:29 -0600
Newsgroups org.kernel.vger.fio,org.kernel.vger.io-uring
Message-ID <[email protected]>
On 9/26/25 1:30 PM, Shivashekar Murali Shankar wrote:
> Hi,
> 
> I am currently testing fio with io_uring on an FDP-capable drive, but
> I see failures such as “fio: ruh info failed” when trying to run FDP
> job files. This is run on an XFS file system on a mounted drive. Do we
> have support for this?
> 
> Below is my fio job file:
> 
> [global]
> ioengine=io_uring
> direct=1
> bs=4k
> iodepth=32
> rw=write
> numjobs=1
> group_reporting
> fdp=1
> 
> [largedata]
> filename=/mnt/nvme/largedata
> size=30G
> fdp_pli=1

It's generally a good idea to CC the folks that worked on this, and
probably use the fio list rather than the io_uring list...

Adding them.

-- 
Jens Axboe