== sanity test 413k: QoS mkdir exclude prefixes ========== 11:58:24 (1788364704)
lmv.lustre-clilmv-ffff8b35c9887000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8b35c9887000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8b35c9887000.qos_exclude_prefixes=_temporary