== sanity test 413k: QoS mkdir exclude prefixes ========== 23:54:12 (1763355252)
lmv.lustre-clilmv-ffff914f50fb9000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff914f50fb9000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff914f50fb9000.qos_exclude_prefixes=_temporary