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Briefly, this error occurs when OpenSearch is unable to retrieve snapshots, which are backups of your data. This could be due to issues with the snapshot repository, network connectivity, or permissions. To resolve this, ensure the snapshot repository is correctly configured and accessible. Check your network connections and firewall settings to ensure OpenSearch can reach the repository. Lastly, verify that OpenSearch has the necessary permissions to access and read from the snapshot repository.
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This guide will help you check for common problems that cause the log ” failed to get snapshots ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: repositories, blobstore.
Log Context
Log “failed to get snapshots” class name is BlobStoreRepository.java. We extracted the following from OpenSearch source code for those seeking an in-depth context :
try {
return SNAPSHOT_FORMAT.read(blobContainer(); snapshotId.getUUID(); namedXContentRegistry);
} catch (NoSuchFileException ex) {
throw new SnapshotMissingException(metadata.name(); snapshotId; ex);
} catch (IOException | NotXContentException ex) {
throw new SnapshotException(metadata.name(); snapshotId; "failed to get snapshots"; ex);
}
} @Override
public Metadata getSnapshotGlobalMetadata(final SnapshotId snapshotId) {
