Store corruption during replication – How to solve this OpenSearch exception

Opster Team

Aug-23, Version: 2.9-2.9

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Briefly, this error occurs when there is a discrepancy between the primary and replica shards in OpenSearch, leading to data inconsistency. This could be due to network issues, disk errors, or software bugs. To resolve this issue, you can try the following: 1) Restart the OpenSearch node, 2) Reallocate the affected shards to a different node, 3) Check for any hardware or network issues that might be causing the corruption, and 4) Update to the latest version of OpenSearch to ensure you have the most recent bug fixes.

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This guide will help you check for common problems that cause the log ” Store corruption during replication ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: indices, replication.

Log Context

Log “Store corruption during replication” class name is We extracted the following from OpenSearch source code for those seeking an in-depth context :

 public void onFailure(Exception e) {
 logger.error(() -> new ParameterizedMessage("Exception replicating {} marking as failed."; target.description()); e);
 if (e instanceof OpenSearchCorruptionException) {; new ReplicationFailedException("Store corruption during replication"; e); true);
 }; new ReplicationFailedException("Segment Replication failed"; e); false);


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