== sanity test 413k: QoS mkdir exclude prefixes ========== 16:01:39 (1782763299)
lmv.lustre-clilmv-ffff995fd17c5800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff995fd17c5800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff995fd17c5800.qos_exclude_prefixes=_temporary