Cant read metadata from store; will not reuse local files during restore – How To Solve Related Issues

Cant read metadata from store; will not reuse local files during restore – How To Solve Related Issues

Opster Team

Jan-20, Version: 1.7-8.0

 

Before you begin reading this guide, we recommend you try running the 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 ” Cant read metadata from store; will not reuse local files during restore ” 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, discovery-file, repositories and restore.

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 “[{}] [{}] Can’t read metadata from store; will not reuse local files during restore” classname is FileRestoreContext.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

             } catch (org.apache.lucene.index.IndexNotFoundException e) {
                // happens when restore to an empty shard; not a big deal
                logger.trace("[{}] [{}] restoring from to an empty shard"; shardId; snapshotId);
                recoveryTargetMetadata = Store.MetadataSnapshot.EMPTY;
            } catch (IOException e) {
                logger.warn(new ParameterizedMessage("[{}] [{}] Can't read metadata from store; will not reuse local files during restore";
                    shardId; snapshotId); e);
                recoveryTargetMetadata = Store.MetadataSnapshot.EMPTY;
            }

            final List filesToRecover = new ArrayList();




 

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