== sanity test 413k: QoS mkdir exclude prefixes ========== 23:34:59 (1788752099)
lmv.lustre-clilmv-ffff899991eda000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff899991eda000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff899991eda000.qos_exclude_prefixes=_temporary