== sanity test 413k: QoS mkdir exclude prefixes ========== 10:59:49 (1761145189)
lmv.lustre-clilmv-ffff90d8513ed000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff90d8513ed000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff90d8513ed000.qos_exclude_prefixes=_temporary