== sanity test 413k: QoS mkdir exclude prefixes ========== 10:57:37 (1787583457)
lmv.lustre-clilmv-ffff940f42e0e000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff940f42e0e000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff940f42e0e000.qos_exclude_prefixes=_temporary