== sanity test 413k: QoS mkdir exclude prefixes ========== 22:37:37 (1763350657)
lmv.lustre-clilmv-ffff8f68edb4c000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8f68edb4c000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8f68edb4c000.qos_exclude_prefixes=_temporary