Failed to reassign persistent tasks – How to solve related issues

Average Read Time

2 Mins

Failed to reassign persistent tasks – 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 reassign persistent tasks ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: cluster and persistent.

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 reassign persistent tasks” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 return reassignTasks(currentState);

            public void onFailure(String source; Exception e) {
                logger.warn("failed to reassign persistent tasks"; e);
                // There must be a task that's worth rechecking because there was one
                // that caused this method to be called and the method failed to assign it


Try AutoOps to detect and fix issues in your cluster:

Watch Product Tour

Get Started Free

Skip to content