Notification Type: PROBLEM Service: ElasticSearch health check for shards on 9200 Host: logstash2021 Address: 10.192.16.169 State: CRITICAL Date/Time: Tue Jul 27 15:21:52 UTC 2021 Notes URLs: https://wikitech.wikimedia.org/wiki/Search%23Administration Acknowledged by : Additional Info: CRITICAL - elasticsearch http://localhost:9200/_cluster/health error while fetching: HTTPConnectionPool(host=localhost, port=9200): Max retries exceeded with url: /_cluster/health (Caused by NewConnectionError(urllib3.connection.HTTPConnection object at 0x7fbf23fe12e8: Failed to establish a new connection: [Errno 111] Connection refused))