Shard didn t fully recover yet – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when a shard in Elasticsearch hasn’t completed its recovery process. This could be due to a variety of reasons such as network issues, disk space problems, or heavy indexing load. To resolve this issue, you can try the following: 1) Check the cluster health and ensure all nodes are connected and working properly. 2) Verify there’s enough disk space available. 3) Reduce the indexing load if it’s too high. 4) If the problem persists, consider increasing the timeout value for shard recovery.

This guide will help you check for common problems that cause the log ” shard didn’t fully recover yet ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: shard.

Log Context

Log “shard didn’t fully recover yet” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 }  final IndexShardState indexShardState = indexShard.state();
 if (indexShardState == IndexShardState.CREATED || indexShardState == IndexShardState.RECOVERING) {
 // shard has just been created; or still recovering
 throw new IndexShardSnapshotFailedException(shardId; "shard didn't fully recover yet");
 }  final Repository repository = repositoriesService.repository(snapshot.getRepository());
 SnapshotIndexCommit snapshotIndexCommit = null;
 try {


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