== sanity test 413k: QoS mkdir exclude prefixes ========== 21:49:47 (1746150587)
lmv.lustre-clilmv-ffff88012b6ca000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff88012b6ca000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff88012b6ca000.qos_exclude_prefixes=_temporary