# Run a benchmark against an old ES deployment circa 5.6?

**URL:** <https://discuss.elastic.co/t/run-a-benchmark-against-an-old-es-deployment-circa-5-6/310456>\
**Category:** Elasticsearch\
**Tags:** rally\
**Created:** [July 23, 2022, 2:29pm UTC](https://discuss.elastic.co/t/run-a-benchmark-against-an-old-es-deployment-circa-5-6/310456 "2022-07-23T14:29:22Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![nethlaria](https://avatars.discourse-cdn.com/v4/letter/n/cab0a1/32.png) [@nethlaria](https://discuss.elastic.co/u/nethlaria)\
**Post date:** [July 25, 2022, 2:05pm UTC](https://discuss.elastic.co/t/run-a-benchmark-against-an-old-es-deployment-circa-5-6/310456/7 "2022-07-25T14:05:38Z")

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You already saw but since it's maybe more a client issue I opened this thread:

> [@Elasticsearch6 python client - SSL works with RequestsHttpConnection, but not with Urllib3HttpConnection](https://discuss.elastic.co/t/elasticsearch6-python-client-ssl-works-with-requestshttpconnection-but-not-with-urllib3httpconnection/310541):
>
> Hi, having a headscratching time trying to use elasticsearch python client with client certs. Using the same client certs (they're definitely fine), I can only connect using the RequestsHttpConnection class. Here's some example code: #! /usr/bin/python3 from elasticsearch6 import Elasticsearch, RequestsHttpConnection, Urllib3HttpConnection client = Elasticsearch(hosts=['https://storage.k8s.myvm:30002'], #k8s node port is \> 30000 verify\_certs = False, ssl\_assert\_hostname = False, ssl\_sh…

Thanks

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