== sanity test 413k: QoS mkdir exclude prefixes ========== 20:57:52 (1746147472)
lmv.lustre-clilmv-ffff88007cf60800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff88007cf60800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff88007cf60800.qos_exclude_prefixes=_temporary