virt-who error - Virt backend 'config' fails with exception:#012ReadTimeout: HTTPSConnectionPool

Solution Verified - Updated -


  • How to increase the time-out in virt-who when is waiting to get response from vCenter ?
    Timeout error and virt-who is not updating hosts-to-guests mapping:

    2017-06-11 08:16:42,218 [virtwho.config DEBUG] esx(21182):MainThread - Creating ESX event filter
    2017-06-11 08:16:42,218 [virtwho.config DEBUG] esx(21182):MainThread - Wait for ESX event finished, timeout
  • Restarting virt-who service shows:

    2017-06-11 08:20:50,123 [virtwho.config ERROR] esx(19763):MainThread - Virt backend 'config' fails with exception:
    Traceback (most recent call last):
      File "/usr/lib/python2.7/site-packages/virtwho/virt/", line 372, in run
      File "/usr/lib/python2.7/site-packages/virtwho/virt/esx/", line 175, in _run
      File "/usr/lib/python2.7/site-packages/suds/", line 542, in __call__
        return client.invoke(args, kwargs)
      File "/usr/lib/python2.7/site-packages/suds/", line 602, in invoke
        result = self.send(soapenv)
      File "/usr/lib/python2.7/site-packages/suds/", line 641, in send
        reply = transport.send(request)
      File "/usr/lib/python2.7/site-packages/virtwho/virt/esx/", line 96, in send
      File "/usr/lib/python2.7/site-packages/requests/", line 507, in post
        return self.request('POST', url, data=data, json=json, **kwargs)
      File "/usr/lib/python2.7/site-packages/requests/", line 464, in request
        resp = self.send(prep, **send_kwargs)
      File "/usr/lib/python2.7/site-packages/requests/", line 576, in send
        r = adapter.send(request, **kwargs)
     File "/usr/lib/python2.7/site-packages/requests/", line 433, in send
        raise ReadTimeout(e, request=request)
    ReadTimeout: HTTPSConnectionPool(host='192.168.XXX.XX', port=443): Read timed out. (read timeout=60)


  • Red Hat Satellite 6
  • RHEL

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