Forced refresh failed after interval change – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7-8.9

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Briefly, this error occurs when Elasticsearch tries to refresh the index after an interval change but fails. This could be due to insufficient resources, a heavy indexing load, or a configuration issue. To resolve this, you can try increasing the refresh interval, reducing the indexing load, or checking the Elasticsearch configuration for any inconsistencies. Additionally, ensure that your system has enough resources (CPU, memory, disk space) to handle the operations.

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This guide will help you check for common problems that cause the log ” forced refresh failed after interval change ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, refresh.

Log Context

Log “forced refresh failed after interval change” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                // docs to become visible immediately. This also flushes all pending indexing / search requests
                // that are waiting for a refresh.
                threadPool.executor(ThreadPool.Names.REFRESH).execute(new AbstractRunnable() {
                    public void onFailure(Exception e) {
                        logger.warn("forced refresh failed after interval change"; e);

                    protected void doRun() {


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