a lot of changes
diff --git a/wally/suits/io/verify.cfg b/wally/suits/io/verify.cfg
new file mode 100644
index 0000000..4a66aac
--- /dev/null
+++ b/wally/suits/io/verify.cfg
@@ -0,0 +1,38 @@
+[defaults]
+wait_for_previous
+group_reporting
+time_based
+buffered=0
+iodepth=1
+softrandommap=1
+filename={FILENAME}
+NUM_ROUNDS=1
+
+size=5G
+ramp_time=5
+runtime=360
+
+# ---------------------------------------------------------------------
+# check different thread count, sync mode. (latency, iops) = func(th_count)
+# ---------------------------------------------------------------------
+[verify_{TEST_SUMM}]
+blocksize=4m
+rw=randread
+direct=1
+numjobs=5
+
+# ---------------------------------------------------------------------
+# check different thread count, sync mode. (latency, iops) = func(th_count)
+# ---------------------------------------------------------------------
+# [verify_{TEST_SUMM}]
+# blocksize=4k
+# rw=randwrite
+# direct=1
+
+# ---------------------------------------------------------------------
+# direct write
+# ---------------------------------------------------------------------
+# [verify_{TEST_SUMM}]
+# blocksize=4k
+# rw=randread
+# direct=1