== sanity test 413k: QoS mkdir exclude prefixes ========== 17:27:12 (1713302832)
lmv.lustre-clilmv-ffff8800ac28b000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8800ac28b000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8800ac28b000.qos_exclude_prefixes=_temporary