I'm trying to get a basic ELK setup, but I've been having difficulties verifying that Filebeat publishes to Logstash. Filebeat reports that it can't publish events because "use of closed network connection". I suspect it's a network issue between client and server, but I'd like to gather ideas for …

"Failed to publish events", "use of closed network connection"

BenKl March 22, 2018, 8:50am 13

I had the same issue. I remembered, that I did a telnet test on port 5044 to check teh connection because one server is connected over a VPN. So after restarting Logstash everything worked fine.

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"Failed to publish events", "use of closed network connection"

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