== sanity test 413k: QoS mkdir exclude prefixes ========== 07:21:28 (1787829688)
lmv.lustre-clilmv-ffff8f5148d3c000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8f5148d3c000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8f5148d3c000.qos_exclude_prefixes=_temporary