# !!!  mismatch_cnt   https://web.archive.org/web/20201214182307/https://www.thomas-krenn.com/en/wiki/Mdadm_checkarray_function
# recovery resync  https://web.archive.org/web/20160801015011/https://www.thomas-krenn.com/en/wiki/Mdadm_recovery_and_resync
# recovery degraded https://web.archive.org/web/20150102095244/http://www.thomas-krenn.com/en/wiki/Mdadm_recover_degraded_Array
# Mdadm checkarray function
# https://github.com/glensc/nagios-plugin-check_raid