== sanity test 413k: QoS mkdir exclude prefixes ========== 19:37:47 (1712273867)
lmv.lustre-clilmv-ffff88008e5a5000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff88008e5a5000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff88008e5a5000.qos_exclude_prefixes=_temporary