== sanity test 413k: QoS mkdir exclude prefixes ========== 00:38:39 (1782535119)
lmv.lustre-clilmv-ffff8c73c5381800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8c73c5381800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8c73c5381800.qos_exclude_prefixes=_temporary