rename bw_mean to bw, other fixes
diff --git a/scripts/fio_tests_configs/io_task.cfg b/scripts/fio_tests_configs/io_task.cfg
index cc3d07d..b2f73c8 100644
--- a/scripts/fio_tests_configs/io_task.cfg
+++ b/scripts/fio_tests_configs/io_task.cfg
@@ -1,10 +1,24 @@
-[writetest]
-blocksize=4k
-filename=/tmp/xxx.bin
-rw=randwrite
-direct=1
+[defaults]
+wait_for_previous
+group_reporting
+time_based
buffered=0
-ioengine=libaio
iodepth=1
-size=1Gb
-runtime=5
+
+filename={FILENAME}
+NUM_ROUNDS=1
+
+ramp_time=5
+size=10Gb
+runtime=30
+
+# ---------------------------------------------------------------------
+# check different thread count, direct read mode. (latency, iops) = func(th_count)
+# also check iops for randread
+# ---------------------------------------------------------------------
+[hdd_test_{TEST_SUMM} * {NUM_ROUNDS}]
+blocksize=4k
+rw=randwrite
+sync=1
+numjobs=80
+