== sanity test 413k: QoS mkdir exclude prefixes ========== 23:26:28 (1746156388)
lmv.lustre-clilmv-ffff88009bfb8800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff88009bfb8800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff88009bfb8800.qos_exclude_prefixes=_temporary