On 14/09/2025 01:16, Rick Macklem wrote:
On Fri, Sep 12, 2025 at 8:02 PM Graham Perrin<[email protected]> wrote:
On 13/09/2025 03:25, Rick Macklem wrote:
…
- setting vfs.zfs.arc_max to a much smaller value than 99.9% and …
vfs.zfs.arc_max is recognised, but legacy.
At least I can see this is used to set zfs_arc_max. See below..
More modern:
vfs.zfs.arc.max
I'm blind. I can't even figure out where/what this sets.
(If it also sets zfs_arc_max, I cannot find where in the code it does so?
Or does it set nothing at all?)
FreeBSD: Add legacy arc_min and arc_max · freebsd/freebsd-src@0421f25
<https://github.com/freebsd/freebsd-src/commit/0421f257b20f41e33fb69e067b47beed2c5bd3bd>
Upstream:
FreeBSD: Add legacy compat arc_min and arc_max tunables · Pull Request
#10579 · openzfs/zfs <https://github.com/openzfs/zfs/pull/10579>
