# High CPU usage, help
**URL:** https://discuss.elastic.co/t/high-cpu-usage-help/60271
**Category:** Elasticsearch
**Created:** [September 12, 2016, 9:47am UTC](https://discuss.elastic.co/t/high-cpu-usage-help/60271 "2016-09-12T09:47:25Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@1222kkk](https://discuss.elastic.co/u/1222kkk)
#### Post date: [September 12, 2016, 9:47am UTC](https://discuss.elastic.co/t/high-cpu-usage-help/60271/1 "2016-09-12T09:47:25Z")
```
45.9% (229.2ms out of 500ms) cpu usage by thread 'elasticsearch[node-109][search][T#30]'
10/10 snapshots sharing following 15 elements
org.apache.lucene.search.Weight$DefaultBulkScorer.score(Weight.java:163)
org.apache.lucene.search.BulkScorer.score(BulkScorer.java:35)
org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:621)
org.elasticsearch.search.internal.ContextIndexSearcher.search(ContextIndexSearcher.java:191)
org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:309)
org.elasticsearch.search.query.QueryPhase.execute(QueryPhase.java:117)
org.elasticsearch.search.SearchService.loadOrExecuteQueryPhase(SearchService.java:286)
org.elasticsearch.search.SearchService.executeQueryPhase(SearchService.java:297)
org.elasticsearch.search.action.SearchServiceTransportAction$SearchQueryTransportHandler.messageReceived(SearchServiceTransportAction.java:776)
org.elasticsearch.search.action.SearchServiceTransportAction$SearchQueryTransportHandler.messageReceived(SearchServiceTransportAction.java:767)
org.elasticsearch.transport.netty.MessageChannelHandler$RequestHandler.doRun(MessageChannelHandler.java:277)
org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:36)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
java.lang.Thread.run(Thread.java:745)
```
CPU usage up to 1000%, how to calm down it without restarting elastic?
---
### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 5, 2017, 10:21pm UTC](https://discuss.elastic.co/t/high-cpu-usage-help/60271/2 "2017-07-05T22:21:11Z")