== sanity test 413k: QoS mkdir exclude prefixes ========== 00:54:57 (1789275297)
lmv.lustre-clilmv-ffff8ead0a839000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8ead0a839000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8ead0a839000.qos_exclude_prefixes=_temporary