Shulou(Shulou.com)06/02 Report--

When elasticsearch is installed, the local address 127.0.0.1 is listening by default. If you modify network.host: 0.0.0.0, elasticsearch cannot start normally.

View the error log:

Tail-f / var/log/messages

Journalctl-u elasticsearch.service

The reason why the specific error log can not be seen by the two methods

View the error log of the configuration file elasticsearch.yml

/ var/log/elasticsearch

Configure one of these items

Discovery.seed_hosts: xxx

# restart the application

Systemctl restart elasticsearch

Test access: ip:9200

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