# Log full of "encountered retryable error" and logstash stopped listening **URL:** \ **Category:** Logstash\ **Created:** [November 17, 2017, 8:20pm UTC](https://discuss.elastic.co/t/log-full-of-encountered-retryable-error-and-logstash-stopped-listening/108193 "2017-11-17T20:20:26Z")\ **Posts on this page:** 1\ **Showing post:** 5
**Author:** ![Jose\_Ramierez](https://avatars.discourse-cdn.com/v4/letter/j/4bbf92/32.png) [@Jose\_Ramierez](https://discuss.elastic.co/u/Jose_Ramierez)\ **Post date:** [November 27, 2017, 9:32pm UTC](https://discuss.elastic.co/t/log-full-of-encountered-retryable-error-and-logstash-stopped-listening/108193/5 "2017-11-27T21:32:45Z")
The active investigation on this issue is being discussed here: > [@IOException: Too many open files - TCP input](https://discuss.elastic.co/t/ioexception-too-many-open-files-tcp-input/107547): > > We're getting the following exception when using Logstash tcp input. Elastic stack running 5.6.4 on Centos 7.4 [2017-11-10T23:59:58,325][WARN][io.netty.channel.DefaultChannelPipeline] An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception. java.io.IOException: Too many open files at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method) ~[?:1.8.0\_151] at sun.nio.ch.ServerSocketChann… --- _[View the full topic](https://discuss.elastic.co/t/log-full-of-encountered-retryable-error-and-logstash-stopped-listening/108193)._