Notification for task with id failed – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.4-7.15

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Briefly, this error occurs when a task with a specific ID fails to execute in Elasticsearch. This could be due to various reasons such as insufficient resources, incorrect configurations, or network issues. To resolve this, you can first check the Elasticsearch logs for more detailed error messages. Then, ensure that your cluster has enough resources (CPU, memory, disk space). Also, verify your task configurations and network connectivity. If the problem persists, consider re-indexing your data or restarting your Elasticsearch cluster.

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This guide will help you check for common problems that cause the log ” notification for task [{}] with id [{}] failed ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: task, persistent.

Log Context

Log “notification for task [{}] with id [{}] failed” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :


                public void onFailure(Exception notificationException) {
                    logger.warn(new ParameterizedMessage("notification for task [{}] with id [{}] failed";
                        taskInProgress.getTaskName(); taskInProgress.getAllocationId()); notificationException);


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