amd64/147560: [boot] Booting 8.1-PRERELEASE raidz system take ages

[avg at FreeBSD.org]

Synopsis: [boot] Booting 8.1-PRERELEASE raidz system take ages

Responsible-Changed-From-To: freebsd-amd64->freebsd-bugs
Responsible-Changed-By: avg
Responsible-Changed-When: Fri Oct 8 09:37:58 UTC 2010
Responsible-Changed-Why: 
This is a generic zfs boot problem resulting from how the code
finds disks for zfs pools.
Not sure if we can do any better here.

http://www.freebsd.org/cgi/query-pr.cgi?pr=147560