Failed to restore snapshot – 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 restore snapshot ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: restore, snapshot and snapshots.

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 restore snapshot” classname is RestoreService.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                     return builder.settings(settingsBuilder).build();
                }

                
Override
                public void onFailure(String source; Exception e) {
                    logger.warn(() -> new ParameterizedMessage("[{}] failed to restore snapshot"; snapshotId); e);
                    listener.onFailure(e);
                }

                
Override
                public TimeValue timeout() {


 

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