# Elasticsearch in docker, and the restclient often got java.util.concurrent.TimeoutException

**URL:** <https://discuss.elastic.co/t/elasticsearch-in-docker-and-the-restclient-often-got-java-util-concurrent-timeoutexception/68118>\
**Category:** Elasticsearch\
**Created:** [December 6, 2016, 1:59am UTC](https://discuss.elastic.co/t/elasticsearch-in-docker-and-the-restclient-often-got-java-util-concurrent-timeoutexception/68118 "2016-12-06T01:59:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![compasses](https://avatars.discourse-cdn.com/v4/letter/c/48db29/32.png) [@compasses](https://discuss.elastic.co/u/compasses)\
**Post date:** [December 6, 2016, 1:59am UTC](https://discuss.elastic.co/t/elasticsearch-in-docker-and-the-restclient-often-got-java-util-concurrent-timeoutexception/68118/1 "2016-12-06T01:59:45Z")

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Often face such error, this issue purely caused by bad network circumstances?  
Caused by: java.util.concurrent.TimeoutException  
at org.apache.http.nio.pool.AbstractNIOConnPool.processPendingRequest(AbstractNIOConnPool.java:364)  
at org.apache.http.nio.pool.AbstractNIOConnPool.processNextPendingRequest(AbstractNIOConnPool.java:344)  
at org.apache.http.nio.pool.AbstractNIOConnPool.release(AbstractNIOConnPool.java:318)  
at org.apache.http.impl.nio.conn.PoolingNHttpClientConnectionManager.releaseConnection(PoolingNHttpClientConnectionManager.java:302)  
at org.apache.http.impl.nio.client.AbstractClientE

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [January 3, 2017, 1:59am UTC](https://discuss.elastic.co/t/elasticsearch-in-docker-and-the-restclient-often-got-java-util-concurrent-timeoutexception/68118/2 "2017-01-03T01:59:57Z")

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