rename bw_mean to bw, other fixes
diff --git a/tests/io_scenario_hdd.cfg b/tests/io_scenario_hdd.cfg
index 0c36324..46210b7 100644
--- a/tests/io_scenario_hdd.cfg
+++ b/tests/io_scenario_hdd.cfg
@@ -16,7 +16,7 @@
# check different thread count, sync mode. (latency, iops) = func(th_count)
# ---------------------------------------------------------------------
[hdd_test_{TEST_SUMM} * {NUM_ROUNDS}]
-blocksize={% 4k %}
+blocksize=4k
rw=randwrite
sync=1
numjobs={% 1, 5, 10, 15, 20, 30, 40, 80, 120 %}
@@ -26,7 +26,7 @@
# also check iops for randread
# ---------------------------------------------------------------------
[hdd_test_{TEST_SUMM} * {NUM_ROUNDS}]
-blocksize={% 4k %}
+blocksize=4k
rw=randread
direct=1
numjobs={% 1, 5, 10, 15, 20, 30, 40, 80, 120 %}
@@ -36,7 +36,7 @@
# also check BW for seq read/write.
# ---------------------------------------------------------------------
[hdd_test_{TEST_SUMM} * {NUM_ROUNDS}]
-blocksize={% 1m %}
+blocksize=1m
rw={% read, write %}
direct=1
numjobs={% 1, 5, 10, 15, 20, 30, 40, 80, 120 %}
@@ -48,4 +48,3 @@
blocksize=4k
rw=randwrite
direct=1
-