== sanity test 413k: QoS mkdir exclude prefixes ========== 21:55:32 (1784944532)
lmv.lustre-clilmv-ffff93a285ee1000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff93a285ee1000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff93a285ee1000.qos_exclude_prefixes=_temporary