# Kafka publish failed with: kafka: client has run out of available brokers to talk to (Is your cluster reachable?)
**URL:** https://discuss.elastic.co/t/kafka-publish-failed-with-kafka-client-has-run-out-of-available-brokers-to-talk-to-is-your-cluster-reachable/274805
**Category:** Beats
**Tags:** filebeat
**Created:** [June 2, 2021, 10:55pm UTC](https://discuss.elastic.co/t/kafka-publish-failed-with-kafka-client-has-run-out-of-available-brokers-to-talk-to-is-your-cluster-reachable/274805 "2021-06-02T22:55:15Z")
**Posts on this page:** 3
**Page:** 1
### Author:  [@suyannam](https://discuss.elastic.co/u/suyannam)
#### Post date: [June 2, 2021, 10:55pm UTC](https://discuss.elastic.co/t/kafka-publish-failed-with-kafka-client-has-run-out-of-available-brokers-to-talk-to-is-your-cluster-reachable/274805/1 "2021-06-02T22:55:15Z")
Dear friends, need your help.
For last couple of days stuck with below error. we are trying to send application logs to kafka, below is the kafka output config. We want to use kerberose auth type. I am not sure whether SSL settings are required. It would be really great if anyone helps me on this issue.
Note: Masked sensitive info
output.kafka:
# initial brokers for reading cluster metadata
hosts: ["xxxxxx:port", "xxx:9092", "xx:9092"]
kerberos.enabled: true
kerberos.auth\_type: keytab
kerberos.username: "xxxxx"
kerberos.password: "xxxxx"
kerberos.keytab: "/usr/share/tomcat/conf/xxxx.keytab"
kerberos.service\_name: "cdkafka"
kerberos.config\_path: "/usr/share/tomcat/conf/krb5.conf"
kerberos.realm: "[xxx.com](http://xxx.com)"
username: "xxxx"
password: "xxxx"
# message topic selection + partitioning
topic: 'TP.xxxx'
partition.round\_robin:
reachable\_only: false
ssl.enabled: false
ssl.certificate: "./xxx.pem"
ssl.key: "./xx.key"
required\_acks: 1
compression: none
max\_message\_bytes: 1000000
---
### Author:  [@suyannam](https://discuss.elastic.co/u/suyannam)
#### Post date: [June 10, 2021, 2:56am UTC](https://discuss.elastic.co/t/kafka-publish-failed-with-kafka-client-has-run-out-of-available-brokers-to-talk-to-is-your-cluster-reachable/274805/2 "2021-06-10T02:56:08Z")
Friends can anyone help to resolve above issue?
---
### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 8, 2021, 4:56am UTC](https://discuss.elastic.co/t/kafka-publish-failed-with-kafka-client-has-run-out-of-available-brokers-to-talk-to-is-your-cluster-reachable/274805/3 "2021-07-08T04:56:49Z")
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