== sanity test 413k: QoS mkdir exclude prefixes ========== 15:34:35 (1731357275)
lmv.lustre-clilmv-ffff8800b6ffb000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8800b6ffb000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8800b6ffb000.qos_exclude_prefixes=_temporary