Since I always found this script to be of immense use, here is the modified script that will work under 6.2 and under 6.1.9.   Only difference for 6.2 compatibility is that md_write_limit has been removed from 6.2, so the adjustments that the script makes as it runs have been removed.  (Note that it will still display the md_write_limit values in the summary)  (it was setting the md_write_limit that would crash the script on 6.2 even with changing the location of mdcmd within the original scr