== sanity test 413k: QoS mkdir exclude prefixes ========== 08:20:23 (1787833223)
lmv.lustre-clilmv-ffff89d4c63bf800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff89d4c63bf800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff89d4c63bf800.qos_exclude_prefixes=_temporary