> requirement (a) demands that the fsync man pages explicitly discuss
> the caching issue, describe how to set the applicable knobs, and
> explain under what assumptions of drive/controller/power-supply
> capability the different knob settings make sense.

... and of course the installation docs, I meant to add, so as not to
rely solely on what the admin may or may not have noticed in the fsync
man page when setting things up.

-Chap