== sanity test 413k: QoS mkdir exclude prefixes ========== 23:57:51 (1745467071)
lmv.lustre-clilmv-4469df17-dd94-4f4f-a34b-614d0e3f8598.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-4469df17-dd94-4f4f-a34b-614d0e3f8598.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-4469df17-dd94-4f4f-a34b-614d0e3f8598.qos_exclude_prefixes=_temporary