== sanity test 413k: QoS mkdir exclude prefixes ========== 14:43:48 (1783449828)
lmv.lustre-clilmv-ffff9d93b2379000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9d93b2379000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9d93b2379000.qos_exclude_prefixes=_temporary