Failed to reschedule persistent tasks rechecker – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.8-8.9

Briefly, this error occurs when Elasticsearch is unable to reschedule the persistent tasks rechecker due to issues like cluster state changes, node failures, or network disruptions. To resolve this, you can try restarting the Elasticsearch node, checking the cluster health and ensuring it’s green, or verifying network connectivity between nodes. If the issue persists, you may need to investigate the Elasticsearch logs for more detailed error information.

This guide will help you check for common problems that cause the log ” failed to reschedule persistent tasks rechecker ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: persistent.

Log Context

Log “failed to reschedule persistent tasks rechecker” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                    // but only do this if the node is still the master
                    try {
                    } catch (Exception e2) {
                        assert e2 instanceof EsRejectedExecutionException esre && esre.isExecutorShutdown() : e2;
                        logger.warn("failed to reschedule persistent tasks rechecker"; e2);



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