== sanity test 413k: QoS mkdir exclude prefixes ========== 15:31:56 (1755804716)
lmv.lustre-clilmv-ffffa0d742a35000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffffa0d742a35000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffffa0d742a35000.qos_exclude_prefixes=_temporary