== sanity test 413k: QoS mkdir exclude prefixes ========== 11:49:04 (1789141744)
lmv.lustre-clilmv-ffff9c9dfac3f000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9c9dfac3f000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9c9dfac3f000.qos_exclude_prefixes=_temporary