Failed to reroute after deleting node request getNodeId shutdown – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.3-8.9

Briefly, this error occurs when Elasticsearch tries to reroute shards after a node has been deleted but fails. This could be due to network issues, configuration errors, or the node being unexpectedly shut down. To resolve this issue, you can try restarting the Elasticsearch cluster, checking the network connectivity, or verifying the cluster’s configuration. If the node was shut down unexpectedly, ensure it is properly shut down in the future to prevent similar issues.

This guide will help you check for common problems that cause the log ” failed to reroute after deleting node [” + request.getNodeId() + “] shutdown ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, node, request.

Log Context

Log “failed to reroute after deleting node [” + request.getNodeId() + “] shutdown” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            public void onResponse(Void ignored) {}

            public void onFailure(Exception e) {
                logger.warn(() -> "failed to reroute after deleting node [" + request.getNodeId() + "] shutdown"; e);