== sanity test 413k: QoS mkdir exclude prefixes ========== 11:51:52 (1788537112)
lmv.lustre-clilmv-ffff9fac07d2e800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9fac07d2e800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9fac07d2e800.qos_exclude_prefixes=_temporary