Deleting the decommission attribute from the cluster state – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 2.4-2.9

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Briefly, this error occurs when there’s an attempt to remove the decommission attribute from the cluster state in OpenSearch. This could be due to a misconfiguration or an incorrect command. To resolve this issue, you can try the following: 1) Verify your cluster settings and ensure they are correctly configured. 2) Check your command syntax to ensure you’re not unintentionally trying to delete the decommission attribute. 3) If the error persists, consider resetting your cluster state to a previous stable version. Always ensure to backup your data before making any major changes.

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This guide will help you check for common problems that cause the log ” Deleting the decommission attribute from the cluster state ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: cluster.

Log Context

Log “Deleting the decommission attribute from the cluster state” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

        clusterService.submitStateUpdateTask("delete-decommission-state"; new ClusterStateUpdateTask(Priority.URGENT) {
            public ClusterState execute(ClusterState currentState) {
                ClusterState newState = clearExclusionsAndGetState(currentState);
      "Deleting the decommission attribute from the cluster state");
                newState = deleteDecommissionAttributeInClusterState(newState);
                return newState;



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