尝试在 elasticSearch 中查询我通过 kafka 放入 logstash 的数据,但看不到我的任何文档!可能是什么原因?

Trying to query elasticSearch for data I put via kafka to logstash, Not able to see any of my documents! what could be the reason?

logstash 配置:

input {
    kafka {
            bootstrap_servers => "localhost:9092"
            topics => ["log-test-8"]
            codec => "json"
    }
}

output {
   elasticsearch {
      hosts => ["localhost:9200"]
      index => "log-test-8"
      workers => 1
    }
}

能否举例说明如何获取 "type" 以及我在 kafka

中发送的具体数据

最常见的错误: - 没有有效的 yaml logstash.conf - 无法访问实例

您是否尝试从命令行 运行 logstash?你能提供logstash的调试输出吗? (供参考:https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html