Start Instance
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 on the Role Instance tab.
7. Check the box in front of the role instance that requires operation.
8. Click on Operate on Selected > Start Instance. A confirmation pop-up will appear.
9. Click OK to enter the start instance page, showing a list of instances that the present cluster service can start. As shown in the figure:
10. Click Next to start instances in the order of instance groups. Once all instances have successfully started, click Finish. As shown in the figure:
Stop Instance
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 on the Role Instance tab.
7. Check the box in front of the role instance that requires operation.
8. Click on Operate on Selected > Stop Instance. A confirmation pop-up will appear.
9. Click OK to enter the stop instance page, showing a list of instances that the present cluster service can stop.
10. Click Next to stop instances in the order of instance groups. Once all instances have stopped, click Finish.
Restart Instance
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 on the Role Instance tab.
7. Check the box in front of the role instance that requires operation.
8. Click on Operate on Selected > Restart Instance. A confirmation pop-up will appear.
9. Click OK to enter the restart instance page, showing a list of instances that the present cluster service can restart.
10. Click Next to perform instance restart in the order of instance groups. Once all instances have completed the restart, click Finish.