diff --git a/test/speed_runner.py b/test/speed_runner.py
new file mode 100644
index 000000000..eba97c681
--- /dev/null
+++ b/test/speed_runner.py
@@ -0,0 +1,24 @@
+import os
+import argparse
+
+def main():
+  parser = argparse.ArgumentParser(description='TODO')
+  parser.add_argument('-h', '--host_dir', required=True)
+  parser.add_argument('-s', '--submit_script', required=True)
+  args = parser.parse_args()
+
+  ndata = [10^4, 10^5, 10^6, 10^7, 10^8]
+  nrepeat = [10^2, 10^3, 10^4, 10^5]
+
+  machines = [2,4,8,16,31]
+
+  for data in ndata:
+    for repeat in nrepeat:
+      for machine in machines:
+        host_file = os.path.join(args.host_dir, 'host%d' % machine)
+        cmd = 'python %s %d %s %d %d' % (args.submit_script, machine, host_file, data, repeat)
+        print 'data=%d, repeat=%d, machine=%d' % (data, repeat, machine)
+        os.system(cmd)
+
+if __name__ == "__main__":
+  main()
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