mmtests 0.16

o Multiple reporting corrects
o Avoid getting stuck in highalloc
o Add vmscale benchmark
o Multiple corrections to loopdd benchmark
o Multiple corrections to stutter benchmark
o Extended iostat reporting
o Optionally specify min number of tiobench clients

Signed-off-by: Mel Gorman <mgorman@suse.de>
watch-file-frag: Add script to monitor file extents

This is a proxy measure of fragmentation.

Signed-off-by: Mel Gorman <mgorman@suse.de>
watch-file-frag: Cope with format changes

Signed-off-by: Mel Gorman <mgorman@suse.de>
watch-file-frag: Report number of files

Signed-off-by: Mel Gorman <mgorman@suse.de>
tiobench: Record expected maximum read speed

Signed-off-by: Mel Gorman <mgorman@suse.de>
tiobench: Report maximum potential read speed

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