# Unable to run logstash pod on kubernetes

**URL:** <https://discuss.elastic.co/t/unable-to-run-logstash-pod-on-kubernetes/233161>\
**Category:** Logstash\
**Tags:** docker\
**Created:** [May 18, 2020, 5:06pm UTC](https://discuss.elastic.co/t/unable-to-run-logstash-pod-on-kubernetes/233161 "2020-05-18T17:06:16Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![Abhinav\_Shrivastava](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/abhinav_shrivastava/32/45644_2.png) [@Abhinav\_Shrivastava](https://discuss.elastic.co/u/Abhinav_Shrivastava)\
**Post date:** [May 18, 2020, 5:06pm UTC](https://discuss.elastic.co/t/unable-to-run-logstash-pod-on-kubernetes/233161/1 "2020-05-18T17:06:16Z")

</div>

Hello,

I am trying to deploy elk stack on Kubernetes cluster (running on my laptop) using helm chart. Elastic search and kibana have deployed successfully, however, logstash pod is crashing ans showing "CrashLoopBackOff" errors.

**Below aare the logs (kubectl logs logstash)**

_2020/05/18 17:02:28 Setting 'config.reload.automatic' from environment._  
_OpenJDK 64-Bit Server VM warning: If the number of processors is expected to increase from one, then you should configure the number of parallel GC threads appropriately using -XX:ParallelGCThreads=N_  
_Sending Logstash logs to /usr/share/logstash/logs which is now configured via log4j2.properties_  
_[2020-05-18T17:02:57,140][FATAL][logstash.runner] An unexpected error occurred! {:error=\>#\<ArgumentError: Path "/usr/share/logstash/data" must be a writable directory. It is not writable.\>, :backtrace=\>["/usr/share/logstash/logstash-core/lib/logstash/settings.rb:447:in `validate'", "/usr/share/logstash/logstash-core/lib/logstash/settings.rb:229:in `validate\_value'", "/usr/share/logstash/logstash-core/lib/logstash/settings.rb:140:in `block in validate_all'", "org/jruby/RubyHash.java:1419:in `each'", "/usr/share/logstash/logstash-core/lib/logstash/settings.rb:139:in `validate_all'", "/usr/share/logstash/logstash-core/lib/logstash/runner.rb:278:in `execute'", "/usr/share/logstash/vendor/bundle/jruby/2.5.0/gems/clamp-0.6.5/lib/clamp/command.rb:67:in `run'", "/usr/share/logstash/logstash-core/lib/logstash/runner.rb:237:in `run'", "/usr/share/logstash/vendor/bundle/jruby/2.5.0/gems/clamp-0.6.5/lib/clamp/command.rb:132:in `run'", "/usr/share/logstash/lib/bootstrap/environment.rb:73:in `'"]}_  
_[2020-05-18T17:02:57,161][ERROR][org.logstash.Logstash] java.lang.IllegalStateException: Logstash stopped processing because of an error: (SystemExit) exit_

below is the event ( kubectl describe pod logstash)

```
             node.kubernetes.io/unreachable:NoExecute for 300s

```

Events:  
Type Reason Age From Message

* * *

Warning Unhealthy 31m (x20 over 96m) kubelet, worker Liveness probe failed: Get [http://192.168.171.68:9600/:](http://192.168.171.68:9600/:) dial tcp 192.168.171.68:9600: connect: connection refused  
Warning BackOff 111s (x395 over 94m) kubelet, worker Back-off restarting failed container

Please help me as i am new in this elk.

Regards

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<div class="post-metadata">

**Author:** ![Julien\_MAILLERET](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/julien_mailleret/32/45074_2.png) [@Julien\_MAILLERET](https://discuss.elastic.co/u/Julien_MAILLERET)\
**Post date:** [May 25, 2020, 1:57pm UTC](https://discuss.elastic.co/t/unable-to-run-logstash-pod-on-kubernetes/233161/2 "2020-05-25T13:57:07Z")

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Hi @Abhinav_Shrivastava,  
Can you provide the full command that you are using to deploy Logstash chart?

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [June 22, 2020, 1:57pm UTC](https://discuss.elastic.co/t/unable-to-run-logstash-pod-on-kubernetes/233161/3 "2020-06-22T13:57:21Z")

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