# Timeout error in ES

**URL:** <https://discuss.elastic.co/t/timeout-error-in-es/90398>\
**Category:** Elasticsearch\
**Created:** [June 22, 2017, 6:45am UTC](https://discuss.elastic.co/t/timeout-error-in-es/90398 "2017-06-22T06:45:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Narmatha](https://avatars.discourse-cdn.com/v4/letter/n/d26b3c/32.png) [@Narmatha](https://discuss.elastic.co/u/Narmatha)\
**Post date:** [June 22, 2017, 6:45am UTC](https://discuss.elastic.co/t/timeout-error-in-es/90398/1 "2017-06-22T06:45:52Z")

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Hi

I am having three node cluster in my environments and got an error like this as below.

when i checked in marvel... it shows an Request timeouterror in the status(RED).

"[2017-06-21 14:14:22,324][DEBUG][action.admin.indices.get] [datanode-2] timed out while retrying [indices:admin/get] after failure (timeout [30s])"

"[2017-06-21 14:14:22,324][WARN][rest.suppressed] path: /\_mapping, params: {index=\_mapping}  
MasterNotDiscoveredException[null]  
at org.elasticsearch.action.support.master.TransportMasterNodeAction$AsyncSingleAction$5.onTimeout(TransportMasterNodeAction.java:234)"

I want to know that, why this types of errors are happened?

NOTE: Even i could noticed that CPU also very high.

Reagrds,  
Narmatha

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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:** [July 20, 2017, 6:49am UTC](https://discuss.elastic.co/t/timeout-error-in-es/90398/2 "2017-07-20T06:49:37Z")

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