1, py es client is using http, java api use is tcp
2, es.scroll () method at the time of the query multiple indexes will be reported:
elasticsearch.exceptions.RequestError: RequestError(400, u'too_long_frame_exception', u'An HTTP line is larger than 4096 bytes.')
Because when multiple indexes, _scroll_id will be very long, more than 4096, 4096 is the default http request the maximum, so when requested, the server will complain.
Down with the code, the code change it:
Originally
page = es.scroll(scroll_id=sid, scroll='2m', request_timeout=30)
Changed
es.transport.send_get_body_as = 'POST'page = es.scroll(body={'scroll': '2m', 'scroll_id': sid},
request_timeout=30)
python library code is as follows:
