> I suspect the problem with ZFS boot from USB sticks
> is,
> that the kernel does not create "devid" properties
> for the
> USB stick, and apparently those devids are now
> required for
> zfs booting.
> 
> The kernel (sd driver) does not create "devid"
> properties for USB flash
> memory sticks, because most (all ?) of them nowadays
> report
> that they use removable media - which is a lie, I'm
> not able to change the
> media / flash roms in such a device.
> 
> If you have a windows utility distributed with your
> flash memory
> stick that allows configuration of the removable
> media attribute:
> try to set it to "fixed media". For such an usb
> storage  device with
> fixed media, the sd(7d) driver should create "devid"
> properties, and
> zfs booting works just fine for such an usb flash
> memory stick.

What Widows utility you are talking about?  I have used the Sandisk utility 
program to remove the U3 Launchpad (which creates a permanent hsfs partition in 
the flash disk), but it does not help the problem.  Thanks.
 
 
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