== sanity test 413k: QoS mkdir exclude prefixes ========== 17:44:56 (1788731096)
lmv.lustre-clilmv-ffff8c3d2dbfc800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8c3d2dbfc800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8c3d2dbfc800.qos_exclude_prefixes=_temporary