== sanity test 413k: QoS mkdir exclude prefixes ========== 13:49:55 (1788630595)
lmv.lustre-clilmv-ffff99dd0c9a4000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff99dd0c9a4000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff99dd0c9a4000.qos_exclude_prefixes=_temporary