Re: [PATCH] blkcg: update iocost_coef_gen.py to use io_uring

From: Tejun Heo

Date: Wed Jun 24 2026 - 12:53:09 EST


On Wed, Jun 24, 2026 at 10:50:34AM -0400, Jeff Layton wrote:
> Recently I found myself having to benchmark some rather fast disks for
> iocost, but the old iocost_coef_gen.py script couldn't generate enough
> throughput to saturate it. Make it use io_uring instead.
>
> Cc: Tejun Heo <tj@xxxxxxxxxx>
> Cc: linux-block@xxxxxxxxxxxxxxx
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>

Acked-by: Tejun Heo <tj@xxxxxxxxxx>

Thanks.

--
tejun