Problem: error: [Errno 110] Operation timed out
S3cmd:   1.6.1
python:   2.7.12 (default, Jun 29 2016, 09:11:45) 
[GCC 5.3.0]
environment LANG=None

Traceback (most recent call last):
  File "/opt/s3cmd/s3cmd", line 2996, in <module>
    rc = main()
  File "/opt/s3cmd/s3cmd", line 2915, in main
    rc = cmd_func(args)
  File "/opt/s3cmd/s3cmd", line 1837, in cmd_sync
    return cmd_sync_local2remote(args)
  File "/opt/s3cmd/s3cmd", line 1811, in cmd_sync_local2remote
    ret = _single_process(args[:-1])
  File "/opt/s3cmd/s3cmd", line 1569, in _single_process
    return _child(destination_base, source_args)
  File "/opt/s3cmd/s3cmd", line 1673, in _child
    remote_list, dst_exclude_list, remote_total_size = fetch_remote_list(destbase_with_source_list, recursive = True, require_attribs = True)
  File "/opt/s3cmd/S3/FileLists.py", line 457, in fetch_remote_list
    objectlist, tmp_total_size = _get_filelist_remote(uri, recursive = True)
  File "/opt/s3cmd/S3/FileLists.py", line 394, in _get_filelist_remote
    recursive = recursive, uri_params = uri_params)
  File "/opt/s3cmd/S3/S3.py", line 327, in bucket_list
    for truncated, dirs, objects in self.bucket_list_streaming(bucket, prefix, recursive, uri_params, limit):
  File "/opt/s3cmd/S3/S3.py", line 358, in bucket_list_streaming
    response = self.bucket_list_noparse(bucket, prefix, recursive, uri_params, max_keys)
  File "/opt/s3cmd/S3/S3.py", line 389, in bucket_list_noparse
    response = self.send_request(request)
  File "/opt/s3cmd/S3/S3.py", line 1235, in send_request
    conn = ConnMan.get(self.get_hostname(resource['bucket']))
  File "/opt/s3cmd/S3/ConnMan.py", line 249, in get
    conn.c.connect()
  File "/usr/lib/python2.7/httplib.py", line 1270, in connect
    HTTPConnection.connect(self)
  File "/usr/lib/python2.7/httplib.py", line 836, in connect
    self.timeout, self.source_address)
  File "/usr/lib/python2.7/socket.py", line 575, in create_connection
    raise err
error: [Errno 110] Operation timed out