== sanity test 413k: QoS mkdir exclude prefixes ========== 11:12:46 (1724771566)
lmv.lustre-clilmv-ffff8800a821a000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8800a821a000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8800a821a000.qos_exclude_prefixes=_temporary