== sanity test 413k: QoS mkdir exclude prefixes ========== 23:31:27 (1784172687)
lmv.lustre-clilmv-ffff9eeab3406800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9eeab3406800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9eeab3406800.qos_exclude_prefixes=_temporary