== sanity test 413k: QoS mkdir exclude prefixes ========== 13:29:38 (1788802178)
lmv.lustre-clilmv-ffff92450638f800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff92450638f800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff92450638f800.qos_exclude_prefixes=_temporary