Re: [RFC PATCH] xfs: add mount option for zone gc pressure

hch
2025-03-20T06:58:41Z

On Wed, Mar 19, 2025 at 08:11:46PM +1100, Dave Chinner wrote:
> It seems to me that this is runtime workload dependent, and so maybe
> a tunable variable in /sys/fs/xfs/<dev>/.... might suit better?
>
> That way it can be controlled by a userspace agent as the filesystem
> fills and empties rather than being fixed at mount time and never
> really being optimal for a changing workload...

Yes. In theory a remount could also change the paramter, but that
is very heavy handed.