looks like an occurrance of Warning in logs => A gauge metric of an unknown type (org.jruby.specialized.RubyArrayOneObject) has been created for key: send_to · Issue #13106 · elastic/logstash · GitHub and can safely be ignored.
looks like an occurrance of Warning in logs => A gauge metric of an unknown type (org.jruby.specialized.RubyArrayOneObject) has been created for key: send_to · Issue #13106 · elastic/logstash · GitHub and can safely be ignored.
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