> I believe you that the 3e installation worked fine.
> Much has changed, though.  One thing you might try
> is boot your 3e installation (if you still have it)
> but use the 4e u9fs (which speaks both protocols).
>
> Maybe I managed to make u9fs even slower than it
> was, although I expect it should be about the same.
>
> What if you just time cp?  Can you see a difference
> between fs and u9fs?  Between 3e and 4e u9fs?

I just tried your last suggestion, repeating the same
iostats experiment with 3 u9fs.
(see last part of attachment)

(By the way: for maintenance they will shut down main
 servers here in about 20 minutes, for several hours;
 next week I'm away and may or may not have email access)

Axel.