== sanity test 413k: QoS mkdir exclude prefixes ========== 02:54:18 (1735372458)
lmv.lustre-clilmv-ffff88012ab96000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff88012ab96000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff88012ab96000.qos_exclude_prefixes=_temporary