How To Solve Issues Related to Log – Unable to clear cache for role

How To Solve Issues Related to Log – Unable to clear cache for role

Updated: Jan-20

Elasticsearch Version: 1.7-8.0


Before you begin reading this guide try our beta Elasticsearch Health Check-Up it analyses JSON’s to provide personalized recommendations that can improve your clusters performance.

To troubleshoot log “Unable to clear cache for role” it’s important to understand a few problems related to Elasticsearch concepts cache, plugin. See bellow important tips and explanations on these concepts

Log Context

Log”Unable to clear cache for role [{}]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :


                    public void onFailure(Exception e) {
                        logger.error(new ParameterizedMessage("unable to clear cache for role [{}]"; role); e);
                        ElasticsearchException exception = new ElasticsearchException("clearing the cache for [" + role
                                + "] failed. please clear the role cache manually"; e);
                }; securityClient::clearRolesCache);

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 Github Issue Number 35218  

Unable To Establish Connection To M  

Github Issue Number 18406

About Opster

Opster detects root causes of Elasticsearch problems, provides automated recommendations and can perform various actions to prevent issues and optimize performance

Find Configuration Errors

Analyze Now