Shutdown problem with an USB memory stick as ZFS cache device

[Andriy Gapon]

on 17/07/2013 12:50 Ronald Klop said the following:
> Does sysctl hw.usb.no_shutdown_wait=1 help?

I believe that the root cause of the issue is that ZFS does not perform full
clean up on shutdown and thus does not release its devices.  But perhaps I am
mistaken.
In any case, I think that doing the same kind of clean up as done on zfs module
unload would be advantageous.

-- 
Andriy Gapon