Failed to list blobs – How to solve this Elasticsearch error

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Failed to list blobs – How to solve this Elasticsearch error

Opster Team

March-22, 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 ” failed to list blobs ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: repositories, blobstore.

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 “failed to list blobs”classname  is BlobStoreRepository.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

final Set blobs;
 if (generation == null) {
 try {
 blobs = shardContainer.listBlobsByPrefix(INDEX_FILE_PREFIX).keySet();
 } catch (IOException e) {
 throw new IndexShardSnapshotFailedException(shardId; "failed to list blobs"; e);
 }
 } else {
 blobs = Collections.singleton(INDEX_FILE_PREFIX + generation);
 }

 

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