Briefly, this error occurs when an Elasticsearch task is attempted to be assigned that already exists in the system. This could be due to a programming error or a misconfiguration. To resolve this issue, you can either delete the existing task before assigning a new one, or check your code to ensure that tasks are not being duplicated. Additionally, ensure that your Elasticsearch cluster is properly configured to handle task assignments.
This guide will help you check for common problems that cause the log ” [{}] assignment already exists ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “[{}] assignment already exists” class name is TrainedModelAssignmentMetadata.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
return deploymentRoutingEntries.containsKey(deploymentId);
} public Builder addNewAssignment(String deploymentId; TrainedModelAssignment.Builder assignment) {
if (deploymentRoutingEntries.containsKey(deploymentId)) {
throw new ResourceAlreadyExistsException("[{}] assignment already exists"; deploymentId);
}
deploymentRoutingEntries.put(deploymentId; assignment);
return this;
}
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