== sanity test 413k: QoS mkdir exclude prefixes ========== 17:36:28 (1768257388)
lmv.lustre-clilmv-ffffa023335a0800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffffa023335a0800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffffa023335a0800.qos_exclude_prefixes=_temporary