== sanity test 413k: QoS mkdir exclude prefixes ========== 02:49:52 (1769759392)
lmv.lustre-clilmv-ffff9bfc9ebaf800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9bfc9ebaf800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9bfc9ebaf800.qos_exclude_prefixes=_temporary