== sanity test 413k: QoS mkdir exclude prefixes ========== 12:36:18 (1788798978)
lmv.lustre-clilmv-ffff8bf8b22cd000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8bf8b22cd000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8bf8b22cd000.qos_exclude_prefixes=_temporary