== sanity test 413k: QoS mkdir exclude prefixes ========== 19:02:27 (1775170947)
lmv.lustre-clilmv-ffffa002d0ad1000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffffa002d0ad1000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffffa002d0ad1000.qos_exclude_prefixes=_temporary