== sanity test 413k: QoS mkdir exclude prefixes ========== 04:57:29 (1787475449)
lmv.lustre-clilmv-ffff9def46193800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9def46193800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9def46193800.qos_exclude_prefixes=_temporary