How To Solve Issues Related to Log – Failed to clear cache for realms

How To Solve Issues Related to Log – Failed to clear cache for realms

Updated: Jan-20

Elasticsearch Version: 1.7-8.0


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

Log Context

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

                             logger.debug((org.apache.logging.log4j.util.Supplier>) () -> new ParameterizedMessage(
                                    "Cleared cached in realms [{}] due to role mapping change"; Arrays.toString(realmNames)));
                        ex -> {
                            logger.warn("Failed to clear cache for realms [{}]"; Arrays.toString(realmNames));

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 ElasticSearch + Logstash works, but does not displays any data

0.21 K 1

Github Issue Number 35218  

Github Issue Number 33075

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