== sanity test 413k: QoS mkdir exclude prefixes ========== 10:48:03 (1789138083)
lmv.lustre-clilmv-ffff9ae8d1bbb000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9ae8d1bbb000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9ae8d1bbb000.qos_exclude_prefixes=_temporary