Failed to delete snapshot for retention – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.5-8.3

Before you dig into reading this guide, have you tried asking OpsGPT what this log means? You’ll receive a customized analysis of your log.

Try OpsGPT now for step-by-step guidance and tailored insights into your Elasticsearch operation.

Briefly, this error occurs when Elasticsearch is unable to delete old snapshots due to issues like insufficient permissions, incorrect snapshot name, or connectivity problems with the snapshot repository. To resolve this, you can check and correct the snapshot name, ensure the Elasticsearch process has the necessary permissions to delete snapshots, and verify the connectivity and accessibility of the snapshot repository. Also, ensure that the snapshot is not currently in use or being created, as this can prevent deletion.

For a complete solution to your to your search operation, try for free AutoOps for Elasticsearch & OpenSearch . With AutoOps and Opster’s proactive support, you don’t have to worry about your search operation – we take charge of it. Get improved performance & stability with less hardware.

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

Log Context

Log “[{}] failed to delete snapshot [{}] for retention” classname is SnapshotRetentionTask.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            .execute(ActionListener.wrap(acknowledgedResponse -> {
                slmStats.snapshotDeleted(slmPolicy);
                listener.onResponse(acknowledgedResponse);
            }; e -> {
                try {
                    logger.warn(new ParameterizedMessage("[{}] failed to delete snapshot [{}] for retention"; repo; snapshot); e);
                    slmStats.snapshotDeleteFailure(slmPolicy);
                } finally {
                    listener.onFailure(e);
                }
            }));

 

How helpful was this guide?

We are sorry that this post was not useful for you!

Let us improve this post!

Tell us how we can improve this post?

Get expert answers on Elasticsearch/OpenSearch