== sanity test 413k: QoS mkdir exclude prefixes ========== 03:34:45 (1726126485)
lmv.lustre-clilmv-ffff880092cb6000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff880092cb6000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff880092cb6000.qos_exclude_prefixes=_temporary