== sanity test 413k: QoS mkdir exclude prefixes ========== 13:40:32 (1786038032)
lmv.lustre-clilmv-ffff8f75d04e7800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8f75d04e7800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8f75d04e7800.qos_exclude_prefixes=_temporary