== sanity test 413k: QoS mkdir exclude prefixes ========== 13:30:15 (1782235815)
lmv.lustre-clilmv-ffff9dfab941a800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9dfab941a800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9dfab941a800.qos_exclude_prefixes=_temporary