== sanity test 413k: QoS mkdir exclude prefixes ========== 11:39:28 (1786376368)
lmv.lustre-clilmv-ffff8a4505473800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8a4505473800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8a4505473800.qos_exclude_prefixes=_temporary