How To Solve Issues Related to Log – Failed to close shard

How To Solve Issues Related to Log – Failed to close shard

Updated: Jan-20

Elasticsearch Version: 1.7-8.0


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To troubleshoot log “Failed to close shard” it’s important to understand a few problems related to Elasticsearch concepts index, shard. See bellow important tips and explanations on these concepts

Log Context

Log”Failed to close shard” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 final Set shardIds = shardIds();
                for (final int shardId : shardIds) {
                    try {
                        removeShard(shardId; reason);
                    } catch (Exception e) {
                        logger.warn("failed to close shard"; e);
            } finally {

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 15333  

Github Issue Number 16321  

Snapshot Failed With Partial State/

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