Added a regression test for problem fixed in r263328.

Sponsored by:	EMC / Isilon storage division
Remove unused variable.

Sponsored by:	EMC / Isilon storage division
Initialize variable before test.

Sponsored by:	EMC / Isilon storage division
Added scenario for "swapped out" state problem.

Sponsored by:	EMC / Isilon storage division
Added -x option to find. Submitted by casey peel isilon com.
Cleaned up the script and silenced the output from fsx while here.

Sponsored by:	EMC / Isilon storage division