Isolated the datafeeds – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8-8.9

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Briefly, this error occurs when Elasticsearch’s machine learning feature isolates datafeeds due to an issue such as a node failure, a configuration problem, or a resource shortage. To resolve this, you can try restarting the datafeed, checking the node’s health, or adjusting the resource allocation. If it’s a configuration issue, review and correct the datafeed’s settings. If the problem persists, consider consulting the Elasticsearch logs for more detailed error information.

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This guide will help you check for common problems that cause the log ” Isolated the datafeeds ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

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

                }; wrappedListener::onFailure));
        }; wrappedListener::onFailure);

        //  After isolating the datafeeds; unassign the tasks
        ActionListener> isolateDatafeedListener = ActionListener.wrap(isolatedDatafeeds -> {
            logger.info("Isolated the datafeeds");
            unassignPersistentTasks(tasksCustomMetadata; unassignPersistentTasksListener);
        }; wrappedListener::onFailure);

        /*
           Handle the cluster response and act accordingly

 

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