Failed to process – How to solve related issues

Opster Team

Dec-19, 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 process ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: tribe, document and settings.

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 “Increase RLIMIT-MEMLOCK” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                    "cluster event from " + tribeName;
                    (source; e) -> logger.warn((Supplier>) () -> new ParameterizedMessage("failed to process [{}]"; source); e));

    class TribeNodeClusterStateTaskExecutor implements ClusterStateTaskExecutor {
        private final String tribeName;


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