== sanity test 413k: QoS mkdir exclude prefixes ========== 20:58:23 (1763344703)
lmv.lustre-clilmv-ffffa06587ef7000.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffffa06587ef7000.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffffa06587ef7000.qos_exclude_prefixes=_temporary