Log Isolating datafeeds: – How To Solve Related Issues

Log Isolating datafeeds: – How To Solve Related Issues

Opster Team

Jan-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up  which can resolve issues causing many log errors (free and no installation required)


This guide will help you check for common problems that cause the log “Isolating datafeeds:” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: plugin, upgrade.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to discover the cause of many errors and provides suitable actionable recommendations. 

Log Context

Log”Isolating datafeeds:” classname is TransportSetUpgradeModeAction.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    private void isolateDatafeeds(PersistentTasksCustomMetaData tasksCustomMetaData;
                                  ActionListener> listener) {
        Set datafeedsToIsolate = MlTasks.startedDatafeedIds(tasksCustomMetaData);

        logger.info("Isolating datafeeds: " + datafeedsToIsolate.toString());
        TypedChainTaskExecutor isolateDatafeedsExecutor =
            new TypedChainTaskExecutor(client.threadPool().executor(executor()); r -> true; ex -> true);

        datafeedsToIsolate.forEach(datafeedId -> {
            IsolateDatafeedAction.Request isolationRequest = new IsolateDatafeedAction.Request(datafeedId);


Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Struggling To Understand The Value  

Github Issue Number 30456  


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