Trying to recover when the shard is in backup state – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Trying to recover when the shard is in backup state ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: shard and index.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “Trying to recover when the shard is in backup state”classname  is StoreRecovery.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

if (indexShard.state() == IndexShardState.CLOSED) {
 // got closed on us; just ignore this recovery
 return false;
 }
 if (indexShard.routingEntry().primary() == false) {
 throw new IndexShardRecoveryException(shardId; "Trying to recover when the shard is in backup state"; null);
 }
 return true;
 } 
 private ActionListener recoveryListener(IndexShard indexShard; ActionListener listener) {

 

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