== sanity test 413k: QoS mkdir exclude prefixes ========== 17:49:27 (1784238567)
lmv.lustre-clilmv-ffff95d344ab4000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff95d344ab4000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff95d344ab4000.qos_exclude_prefixes=_temporary