How To Solve Issues Related to Log – Auto expanded replicas to

How To Solve Issues Related to Log – Auto expanded replicas to

Updated: Feb-20

Elasticsearch Version: 1.7-8.0

Background

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To troubleshoot log “Auto expanded replicas to” it’s important to understand a few problems related to Elasticsearch concepts cluster, metadata, settings. See bellow important tips and explanations on these concepts

Log Context

Log”[{}] auto expanded replicas to [{}]” classname is MetaDataUpdateSettingsService.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 
                updateSettings(updateRequest; new ActionListener() {
                    
Override
                    public void onResponse(ClusterStateUpdateResponse response) {
                        for (String index : indices) {
                            logger.info("[{}] auto expanded replicas to [{}]"; index; fNumberOfReplicas);
                        }
                    }

                    
Override
                    public void onFailure(Throwable t) {


Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Index Auto Expand Replicas  

Github Issue Number 27835  

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