== sanity test 413k: QoS mkdir exclude prefixes ========== 10:57:26 (1788447446)
lmv.lustre-clilmv-ffff9ab13a062000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9ab13a062000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9ab13a062000.qos_exclude_prefixes=_temporary