How to upgrade elasticsearch from 5.6.6 to 5.8

Elastic Stack Elasticsearch
1

I have installed elasticsearch version 5.6.6 on my windows machine.
I wanted to know the steps to be taken to upgrade to version 5.8 in detail.
Could anyone please help me.
Thanks in advance.

2

Did you read https://www.elastic.co/guide/en/elasticsearch/reference/6.8/setup-upgrade.html ?

3

Hello David,
Sorry for the late reply.
I have gone through the link you have provided.
But I wanted to know how to upgrade a single node cluster without losing data from 5.5.3 to 5.6.16 version.
Please kindly help me.

4

Did you read https://www.elastic.co/guide/en/elasticsearch/reference/5.6/setup-upgrade.html ?

5

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