== sanity test 413k: QoS mkdir exclude prefixes ========== 01:57:28 (1781243848)
lmv.lustre-clilmv-ffff9f9a66dfd000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff9f9a66dfd000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff9f9a66dfd000.qos_exclude_prefixes=_temporary