== sanity test 413k: QoS mkdir exclude prefixes ========== 07:21:39 (1779708099)
lmv.lustre-clilmv-ffff9a4fe7fdf000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9a4fe7fdf000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9a4fe7fdf000.qos_exclude_prefixes=_temporary