diff --git a/uasyncio/benchmark/test-boom-heavy.sh b/uasyncio/benchmark/test-boom-heavy.sh
new file mode 100755
index 00000000..a977806a
--- /dev/null
+++ b/uasyncio/benchmark/test-boom-heavy.sh
@@ -0,0 +1,28 @@
+#!/bin/sh
+#
+# This in one-shot scripts to test "heavy load" uasyncio HTTP server using
+# Boom tool https://github.com/tarekziade/boom .
+#
+# Note that this script doesn't test performance, but rather test functional
+# correctness of uasyncio server implementation, while serving large amounts
+# of data (guaranteedly more than a socket buffer). Thus, this script should
+# not be used for benchmarking.
+#
+
+if [ ! -d .venv-boom ]; then
+    virtualenv .venv-boom
+    . .venv-boom/bin/activate
+    # PyPI currently has 0.8 which is too old
+    #pip install boom
+    pip install git+https://github.com/tarekziade/boom
+else
+    . .venv-boom/bin/activate
+fi
+
+
+micropython -X heapsize=300000000 -O test_http_server_heavy.py &
+sleep 1
+
+PYTHONPATH=. boom -n1000 -c30 http://localhost:8081 --post-hook=boom_uasyncio.validate
+
+kill %1
diff --git a/uasyncio/benchmark/test_http_server_heavy.py b/uasyncio/benchmark/test_http_server_heavy.py
new file mode 100644
index 00000000..65a4d4eb
--- /dev/null
+++ b/uasyncio/benchmark/test_http_server_heavy.py
@@ -0,0 +1,39 @@
+import uasyncio as asyncio
+import signal
+import errno
+
+
+cnt = 0
+
+@asyncio.coroutine
+def serve(reader, writer):
+    global cnt
+    #s = "Hello.\r\n"
+    s = "Hello. %07d\r\n" % cnt
+    cnt += 1
+    yield from reader.read()
+    yield from writer.awrite("HTTP/1.0 200 OK\r\n\r\n")
+    try:
+        yield from writer.awrite(s)
+        yield from writer.awrite(s * 100)
+        yield from writer.awrite(s * 400000)
+        yield from writer.awrite("=== END ===")
+        yield from writer.close()
+    except OSError as e:
+        if e.args[0] == errno.EPIPE:
+            print("EPIPE")
+        elif e.args[0] == errno.ECONNRESET:
+            print("ECONNRESET")
+        else:
+            raise
+
+
+import logging
+logging.basicConfig(level=logging.INFO)
+#logging.basicConfig(level=logging.DEBUG)
+signal.signal(signal.SIGPIPE, signal.SIG_IGN)
+loop = asyncio.get_event_loop()
+mem_info()
+loop.call_soon(asyncio.start_server(serve, "0.0.0.0", 8081, backlog=100))
+loop.run_forever()
+loop.close()