== sanity test 413k: QoS mkdir exclude prefixes ========== 19:23:50 (1781220230)
lmv.lustre-clilmv-ffff9ae2c45ec000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9ae2c45ec000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9ae2c45ec000.qos_exclude_prefixes=_temporary