# ProcessClusterEventTimeout Exception - Unable to create index with ES 5.3.1
**URL:** https://discuss.elastic.co/t/processclustereventtimeout-exception-unable-to-create-index-with-es-5-3-1/92901
**Category:** Elasticsearch
**Created:** [July 13, 2017, 1:31am UTC](https://discuss.elastic.co/t/processclustereventtimeout-exception-unable-to-create-index-with-es-5-3-1/92901 "2017-07-13T01:31:20Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@lin](https://discuss.elastic.co/u/lin)
#### Post date: [July 13, 2017, 1:31am UTC](https://discuss.elastic.co/t/processclustereventtimeout-exception-unable-to-create-index-with-es-5-3-1/92901/1 "2017-07-13T01:31:20Z")
I am using ElasticSearch 5.3.1 with single-node cluster, there is no master node defined. Indexed by date like 2017\_07\_12 under a type of book\_1, book\_2, book\_3...
I was able to create a couple of indices, after that if I create another index, I get time out Exception like below :
[2017-07-12T15:03:30,555][DEBUG][o.e.a.a.i.m.p.TransportPutMappingAction] [LKeaGd0] failed to put mappings on indices [[[2017\_07\_12/wvnWGUpMRuieREhFHezySA]]], type [book\_4]
org.elasticsearch.cluster.metadata.ProcessClusterEventTimeoutException: failed to process cluster event (put-mapping) within 30s
at org.elasticsearch.cluster.service.ClusterService.lambda$onTimeout$4(ClusterService.java:497) ~[elasticsearch-5.3.1.jar:5.3.1]
at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:569) [elasticsearch-5.3.1.jar:5.3.1]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0\_72]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0\_72]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0\_72]
[2017-07-12T15:39:37,656][DEBUG][o.e.a.a.i.m.p.TransportPutMappingAction] [LKeaGd0] failed to put mappings on indices [[[2017\_07\_12/wvnWGUpMRuieREhFHezySA]]], type [book\_4]
org.elasticsearch.cluster.metadata.ProcessClusterEventTimeoutException: failed to process cluster event (put-mapping) within 30s
at org.elasticsearch.cluster.service.ClusterService.lambda$onTimeout$4(ClusterService.java:497) ~[elasticsearch-5.3.1.jar:5.3.1]
at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:569) [elasticsearch-5.3.1.jar:5.3.1]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0\_72]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0\_72]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0\_72]
[2017-07-12T15:57:34,450][INFO][o.e.c.r.a.DiskThresholdMonitor] [LKeaGd0] rerouting shards: [high disk watermark exceeded on one or more nodes]
Any idea?
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [August 10, 2017, 1:32am UTC](https://discuss.elastic.co/t/processclustereventtimeout-exception-unable-to-create-index-with-es-5-3-1/92901/2 "2017-08-10T01:32:01Z")
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