Broken pipe errors during probetests

[Bharath Vedartham]

Description : When running the probetests, i seem to be getting broken pipe errors.
The functions where this error occurs are : (1) test_account_container_reload
(2)test_object_reload
(3)test_proxy_reload

Error Messages:

(i) ERROR: test_account_container_reload (test.probe.test_signals.TestWSGIServerProcessHandling)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/bharath1234/swift/test/probe/test_signals.py", line 104, in test_account_container_reload
    self._check_reload(server, node['ip'], node['port'])
  File "/home/bharath1234/swift/test/probe/test_signals.py", line 78, in _check_reload
    conn.send(body)
  File "/usr/lib/python2.7/httplib.py", line 873, in send
    self.sock.sendall(data)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 400, in sendall
    tail = self.send(data, flags)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 394, in send
    return self._send_loop(self.fd.send, data, flags)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 381, in _send_loop
    return send_method(data, *args)
error: [Errno 32] Broken pipe

(ii)ERROR: test_object_reload (test.probe.test_signals.TestWSGIServerProcessHandling)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/bharath1234/swift/test/probe/test_signals.py", line 98, in test_object_reload
    self._check_reload('object', node['ip'], node['port'])
  File "/home/bharath1234/swift/test/probe/test_signals.py", line 78, in _check_reload
    conn.send(body)
  File "/usr/lib/python2.7/httplib.py", line 873, in send
    self.sock.sendall(data)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 400, in sendall
    tail = self.send(data, flags)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 394, in send
    return self._send_loop(self.fd.send, data, flags)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 381, in _send_loop
    return send_method(data, *args)
error: [Errno 32] Broken pipe
(iii)ERROR: test_proxy_reload (test.probe.test_signals.TestWSGIServerProcessHandling)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/bharath1234/swift/test/probe/test_signals.py", line 92, in test_proxy_reload
    self._check_reload('proxy-server', 'localhost', 8080)
  File "/home/bharath1234/swift/test/probe/test_signals.py", line 78, in _check_reload
    conn.send(body)
  File "/usr/lib/python2.7/httplib.py", line 873, in send
    self.sock.sendall(data)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 400, in sendall
    tail = self.send(data, flags)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 394, in send
    return self._send_loop(self.fd.send, data, flags)
  File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", line 381, in _send_loop
    return send_method(data, *args)
error: [Errno 32] Broken pipe

All of them trace to the eventlet package. I have eventlet 0.22.1