== sanity test 413k: QoS mkdir exclude prefixes ========== 11:35:23 (1782488123)
lmv.lustre-clilmv-ffff8e6a9865c800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff8e6a9865c800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff8e6a9865c800.qos_exclude_prefixes=_temporary