== sanity test 413k: QoS mkdir exclude prefixes ========== 21:03:47 (1788743027)
lmv.lustre-clilmv-ffff89c9a915b000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff89c9a915b000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff89c9a915b000.qos_exclude_prefixes=_temporary