In theory, the dedicated log metaslab[1] feature should help avoid that sort of problem in the same way, I think, and is in 2.1, with no slog required. I'd be

In theory, the dedicated log metaslab[1] feature should help avoid that sort of problem in the same way, I think, and is in 2.1, with no slog required. I'd be curious if you're suggesting you're running something based on 2.1 and still finding you can run it fuller more reasonably. [1] - https://github.com/openzfs/zfs/commit/aa755b35493a2d27dbbc59f1527c6c93788b28f6 https://github.com/openzfs/zfs/commit/aa755b35493a2d27dbbc59...