Failing snapshot of shard on closed node – 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 ” Failing snapshot of shard on closed node ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: node, shard, 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 “Failing snapshot of shard [{}] on closed node [{}]” classname is SnapshotsService.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                                 if (nodes.nodeExists(shardStatus.nodeId())) {
                                    shards.put(shardId; shardStatus);
                                } else {
                                    // TODO: Restart snapshot on another node?
                                    snapshotChanged = true;
                                    logger.warn("failing snapshot of shard [{}] on closed node [{}]";
                                        shardId; shardStatus.nodeId());
                                    shards.put(shardId; new ShardSnapshotStatus(shardStatus.nodeId(); State.FAILED; "node shutdown"));
                                }
                            } else {
                                shards.put(shardId; shardStatus);




 

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