Procedure
1. Log in to the YI-MapReduce management console.
2. Click on My Cluster and choose a running cluster to enter the cluster information page.
3. Click the YI-MapReduce Manager tab, and then select Go to YI-MapReduce Manager.
4. Upon entering the YI-MapReduce Manager, click Cluster Service on the menu to go to the cluster service list.
5. Choose the specific cluster service. Click on the cluster service name to enter the cluster service details page.
6. Click the Configuration Management tab.
7. Click on the configuration group, and then on the name of the configuration file. Details of this configuration will be displayed on the right side of the page.
8. A confirmation pop-up for deletion will appear. Click OK. As shown in the figure:
9. Click Delete Configuration, then click OK to complete the operation.