== sanity test 413k: QoS mkdir exclude prefixes ========== 00:12:53 (1788754373)
lmv.lustre-clilmv-ffff8a90c71ed000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8a90c71ed000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8a90c71ed000.qos_exclude_prefixes=_temporary