== sanity test 413k: QoS mkdir exclude prefixes ========== 18:53:48 (1786316028)
lmv.lustre-clilmv-ffff95ac2e3b1000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff95ac2e3b1000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff95ac2e3b1000.qos_exclude_prefixes=_temporary