== sanity test 413k: QoS mkdir exclude prefixes ========== 19:13:13 (1788649993)
lmv.lustre-clilmv-ffff94f2c2c14800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff94f2c2c14800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff94f2c2c14800.qos_exclude_prefixes=_temporary