Cannot create snapshot in a readonly repository – 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 ” cannot create snapshot in a readonly repository ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: repository and snapshot.

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 “cannot create snapshot in a readonly repository”classname  is SnapshotsService.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

validate(repositoryName; snapshotName);
 final SnapshotId snapshotId = new SnapshotId(snapshotName; UUIDs.randomBase64UUID()); // new UUID for the snapshot
 Repository repository = repositoriesService.repository(request.repository());
 if (repository.isReadOnly()) {
 listener.onFailure(
 new RepositoryException(repository.getMetadata().name(); "cannot create snapshot in a readonly repository"));
 return;
 }
 final Snapshot snapshot = new Snapshot(repositoryName; snapshotId);
 final Map userMeta = repository.adaptUserMetadata(request.userMetadata());
 repository.executeConsistentStateUpdate(repositoryData -> new ClusterStateUpdateTask() {

 

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