hello. I think you can add the new drive as a spare and then
reconstruct to it without
rebooting. Once the reconstruction is done, you'll need to reboot to get the
spare drive back
in the component1 position. So, yes, a reboot is necessary, but only one and
it can be done at
your
> drvctl -r -a ata_hl atabusX
OK, that (after moving to a different slot) brought the drive back again.
However, the raid had failed the missing drive (whether upon booting with
the missing drive or shortly before the crash I can't tell). I had /dev/wd0a
optimal plus component1 failed. I guess
