Unexpected error while checking whether the translog needs a flush. rescheduling – How to solve related issues

Opster Team

Feb-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 ” Unexpected error while checking whether the translog needs a flush. rescheduling ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: flush and index.

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 “unexpected error while checking whether the translog needs a flush. rescheduling” classname is TranslogService.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 
        private volatile long lastFlushTime = System.currentTimeMillis();

        
Override
        public void onFailure(Throwable t) {
            logger.warn("unexpected error while checking whether the translog needs a flush. rescheduling"; t);
            reschedule();
        }

        
Override
        public void onRejection(Throwable t) {


 

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