I'm experiencing some strage behavior after upgrading to the super cool Logstash 5.2.0 + X-Pack. For the first 15 minutes after my cluster is brought up, I am able to get useful monitoring data about my Elasticsearch nodes. 15 minutes later, my nodes are all reporting "0" for most metrics, even though this seems purely cosmetic. The cluster is behaving correctly and the indexing rate has not dropped.
Here's a screenshot:
This only affect the Elasticsearch stats. I am able to get data about both Logstash and Kibana:
I have confirmed that this behavior only occurs with Logstash 5.2.0 by downgrading to 5.1.1 and monitoring the cluster for about an hour. Everything works as intended if I downgrade.