Failed to delete shard data for shard – How to solve related issues

Failed to delete shard data for shard – How to solve related issues

Opster Team

Jan-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you run Elasticsearch Error 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 delete shard data for shard ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: blobstore, delete, repositories, repository-azure and shard.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

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

                         for (int shardId = 0; shardId  new ParameterizedMessage("[{}] failed to delete shard data for shard [{}][{}]";
                                    snapshotId; index; finalShardId); ex);
                            }
                        }
                    }
                }




 

Run the Check-Up to get a customized report like this:

Analyze your cluster