Recovery from failed – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 1.3-1.3

Briefly, this error occurs when Elasticsearch tries to recover data from a failed node or shard but encounters issues. This could be due to network problems, disk issues, or corrupted data. To resolve this, you can try restarting the Elasticsearch node, checking the network connectivity, or increasing the recovery speed limit. If data corruption is the issue, you may need to restore from a backup. If the problem persists, consider reindexing the data.

This guide will help you check for common problems that cause the log ” [{}][{}] recovery from [{}] failed ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: indices and recovery.

Log Context

Log “[{}][{}] recovery from [{}] failed” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 if (cause instanceof AlreadyClosedException) {
                    listener.onIgnoreRecovery(true; "source shard is closed (" + request.sourceNode() + ")");

                logger.warn("[{}][{}] recovery from [{}] failed"; e; request.shardId().index().name(); request.shardId().id(); request.sourceNode());
                listener.onRecoveryFailure(new RecoveryFailedException(request; e); true);
            } finally {
        } else {


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