# \[ElasticSearch 2.2.0\] I am occasionally getting Process Cluster Event Timeout Exception\[failed to process cluster event (put-mapping \[as\]) within 30s\] while bulk indexing documents

**URL:** https://discuss.elastic.co/t/elasticsearch-2-2-0-i-am-occasionally-getting-process-cluster-event-timeout-exception-failed-to-process-cluster-event-put-mapping-as-within-30s-while-bulk-indexing-documents/42305
**Category:** Elasticsearch
**Created:** [February 20, 2016, 11:46am UTC](https://discuss.elastic.co/t/elasticsearch-2-2-0-i-am-occasionally-getting-process-cluster-event-timeout-exception-failed-to-process-cluster-event-put-mapping-as-within-30s-while-bulk-indexing-documents/42305 "2016-02-20T11:46:25Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![Christian\_Dahlqvist](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/christian_dahlqvist/32/4617_2.png) [@Christian\_Dahlqvist](https://discuss.elastic.co/u/Christian_Dahlqvist)
#### Post date: [February 21, 2016, 11:50pm UTC](https://discuss.elastic.co/t/elasticsearch-2-2-0-i-am-occasionally-getting-process-cluster-event-timeout-exception-failed-to-process-cluster-event-put-mapping-as-within-30s-while-bulk-indexing-documents/42305/5 "2016-02-21T23:50:09Z")

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It seems this is a duplicate of this issue: [What happends if I change master: true, data: true node to master-only node?](https://discuss.elastic.co/t/what-happends-if-i-change-master-true-data-true-node-to-master-only-node/42337/5)

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