== sanity test 413k: QoS mkdir exclude prefixes ========== 09:47:52 (1742910472)
lmv.lustre-clilmv-ffff8800a903d000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8800a903d000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8800a903d000.qos_exclude_prefixes=_temporary