== sanity test 413k: QoS mkdir exclude prefixes ========== 18:26:37 (1756679197)
lmv.lustre-clilmv-ffffa0e0582e6800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffffa0e0582e6800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffffa0e0582e6800.qos_exclude_prefixes=_temporary