Linux 5.16's autodefrag BTRFS regression

[tbg]

We identified this as an issue 2 weeks ago, so we were well ahead of the curve in taking corrective measures.

Btrfs-cleaner gobbling up CPU but quota is disabled!

Continuing from above: You can however fine tune other systemd parameters. This gets rather complex if you're not familiar with systemd services. I'm plenty familiar with it, and I've never attempted tuning anything in this manner. Definitely not light reading: Understanding systemd scheduling-related options https://wiki.archlinux.org/title/systemd Here are some other ideas I located that I hadn't seen before: I did find one fairly recent thread claiming that removing the autodefrag mount …

Big thanks to @TNE for rolling out the hotfix so quickly.