== sanity test 413k: QoS mkdir exclude prefixes ========== 23:09:29 (1785467369)
lmv.lustre-clilmv-ffff88dbd8e40800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff88dbd8e40800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff88dbd8e40800.qos_exclude_prefixes=_temporary