== sanity test 413k: QoS mkdir exclude prefixes ========== 17:08:45 (1763158125)
lmv.lustre-clilmv-ffff8984c4d9e000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8984c4d9e000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8984c4d9e000.qos_exclude_prefixes=_temporary