Log Dangled index directory name is ; state name is ; renaming to directory name – How To Solve Related Issues



Log Dangled index directory name is ; state name is ; renaming to directory name – How To Solve Related Issues

Opster Team

Feb-20, Version: 1.7-8.0



Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up  which can resolve issues causing many log errors (free and no installation required)

 

This guide will help you check for common problems that cause the log “Dangled index directory name is ; state name is ; renaming to directory name” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: dangled, dangling, index, indices.


Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to discover the cause of many errors and provides suitable actionable recommendations. 

Log Context

Log”dangled index directory name is [{}]; state name is [{}]; renaming to directory name” classname is DanglingIndicesState.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 try {
                    IndexMetaData indexMetaData = metaStateService.loadIndexState(indexName);
                    if (indexMetaData != null) {
                        logger.info("[{}] dangling index; exists on local file system; but not in cluster metadata; auto import to cluster state"; indexName);
                        if (!indexMetaData.getIndex().equals(indexName)) {
                            logger.info("dangled index directory name is [{}]; state name is [{}]; renaming to directory name"; indexName; indexMetaData.getIndex());
                            indexMetaData = IndexMetaData.builder(indexMetaData).index(indexName).build();
                        }
                        newIndices.put(indexName; indexMetaData);
                    } else {
                        logger.debug("[{}] dangling index directory detected; but no state found"; indexName);




 

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 how to rename an index in a cluster? -views 89.28 K ,score 103

   

 

About Opster

Opster line of products and support services detects, prevents, optimizes and automates everything needed to manage mission-critical Elasticsearch.

Find Configuration Errors

Analyze Now