== sanity test 413k: QoS mkdir exclude prefixes ========== 23:48:55 (1789789735)
lmv.lustre-clilmv-ffff8c5dc5509800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8c5dc5509800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8c5dc5509800.qos_exclude_prefixes=_temporary