Hi, I have an Elastic cluster and been running with no problems for the past year or so. We are using version 5.4 and running in an Openstack environment. We had an outage and looks like some nodes didn't shut-down properly. After I started all ES instances starting with the master nodes then da…

I was able to resolve my problem successfully and get my cluster to start recovering, by turning off iptables, or in general iptables need to be modified for the service to properly use the ports needed i.e. 9300 and 9200.

Data nodes failed to send join request to master

Elastic Stack Elasticsearch

system (system) Closed May 17, 2018, 8:31pm 3

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Data nodes failed to send join request to master

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