diff --git a/io_task.cfg b/io_task.cfg
new file mode 100644
index 0000000..cc3d07d
--- /dev/null
+++ b/io_task.cfg
@@ -0,0 +1,10 @@
+[writetest]
+blocksize=4k
+filename=/tmp/xxx.bin
+rw=randwrite
+direct=1
+buffered=0
+ioengine=libaio
+iodepth=1
+size=1Gb
+runtime=5