Failed to finalize snapshot deletion – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.8-7.13

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Briefly, this error occurs when Elasticsearch fails to complete the deletion of a snapshot. This could be due to insufficient permissions, a corrupted snapshot, or issues with the underlying storage system. To resolve this, you can try the following: 1) Check and adjust the permissions of the Elasticsearch user to ensure it has the necessary rights to delete snapshots. 2) If the snapshot is corrupted, you may need to manually remove it from the snapshot repository. 3) Investigate the health of your storage system, as hardware issues can also cause this error.

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This guide will help you check for common problems that cause the log ” Failed to finalize snapshot deletion ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: repositories, snapshot, blobstore.

Log Context

Log “Failed to finalize snapshot deletion” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 final Set survivingSnapshotUUIDs =;
 return new ShardSnapshotMetaDeleteResult(indexId; snapshotShardId; writtenGeneration;
 unusedBlobs(blobs; survivingSnapshotUUIDs; updatedSnapshots));
 } catch (IOException e) {
 throw new RepositoryException(; "Failed to finalize snapshot deletion " + snapshotIds +
 " with shard index [" + INDEX_SHARD_SNAPSHOTS_FORMAT.blobName(writtenGeneration) + "]"; e);
 }  /**


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