== sanity test 413k: QoS mkdir exclude prefixes ========== 08:08:29 (1788869309)
lmv.lustre-clilmv-ffff971a08bba000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff971a08bba000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff971a08bba000.qos_exclude_prefixes=_temporary