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148422597X Kubernetes Management Design Patterns [Vohra 2017-01-29] {E559F6BB}
Chapter 15 ■ Using an HA Master with OpenShiftFigure 15-18. EC2 instances running OpenShift masters and workerTo demonstrate the high availability of the cluster, shut down one of the masters. Select the masterinstance in the EC2 Console and in Actions select Instance State ➤ Stop as shown in Figure 15-19.Figure 15-19. Stopping an OpenShift masterIn the Stop Instances dialog click on Yes, Stop as shown in Figure 15-20.350
Chapter 15 ■ Using an HA Master with OpenShiftFigure 15-20. The Stop Instances dialogOne of the masters starts to shut down, as shown in Figure 15-21.Figure 15-21. One of the OpenShift masters stoppingAfter the master shuts down, the load balancer and the other masters should still be running as shownin Figure 15-22.351
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Chapter 15 ■ Using an HA Master with OpenShift
Figure 15-18. EC2 instances running OpenShift masters and worker
To demonstrate the high availability of the cluster, shut down one of the masters. Select the master
instance in the EC2 Console and in Actions select Instance State ➤ Stop as shown in Figure 15-19.
Figure 15-19. Stopping an OpenShift master
In the Stop Instances dialog click on Yes, Stop as shown in Figure 15-20.
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