> On Sep 28, 2026, at 23:20, Martin Husemann <[email protected]> wrote: > > On Mon, Sep 28, 2026 at 07:48:07PM -0600, Brook Milligan wrote: >> However, following fssconfig(8), the command >> >> # fssconfig fss0 /usr /tmp/back >> >> yields the following error: >> >> fssconfig: /dev/rfss0: FSSIOCSET: Invalid argument >> >> So far, anything with the path argument not / yields the invalid argument. > > Is /usr a separate file system in your setup? > You can not snapshot sub directories.
OK, got it. That did not jump out to me from the man page. Sorry. Would a better diagnostic be helpful? Cheers, Brook
