== sanity test 413k: QoS mkdir exclude prefixes ========== 16:55:53 (1789073753)
lmv.lustre-clilmv-ffff8ca2677cf000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8ca2677cf000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8ca2677cf000.qos_exclude_prefixes=_temporary