run-mmtests.sh: Ensure mdadm actually zeroed the superblock

Signed-off-by: Mel Gorman <mgorman@suse.de>
iotop: mpstat: Ensure packages are installed

Signed-off-by: Mel Gorman <mgorman@suse.de>
list-cpu-toplogy: Simply script to display topology

Signed-off-by: Mel Gorman <mgorman@suse.de>
iotop: Basic reporting to give some clue about IO fairness

Signed-off-by: Mel Gorman <mgorman@suse.de>
Add iotop and mpstat to some IO configurations

Signed-off-by: Mel Gorman <mgorman@suse.de>