== sanity test 413k: QoS mkdir exclude prefixes ========== 00:50:48 (1746161448)
lmv.lustre-clilmv-ffff8800b58c1000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8800b58c1000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8800b58c1000.qos_exclude_prefixes=_temporary