Draft Document for Review December 5, 2019 4:33 pm 8456ch_ConfigGUI.fm Chapter 11. DS8900F Storage Management GUI  365 Figure 11-142 Volume performance graph (Easy Tier Data Activity) Figure 11-141 Volume Performance graph definition window Creating Volume performance graphs Start a new chart as shown in Figure 11-128 on page 358. Complete the following steps to  create the Easy Tier performance graphs for the volume, as shown in Figure 11-141: 2. Select the volume to monitor. 1. Select  Volume  from the resources to monitor. 3. Select the metrics that you want. Select Data activity or Data policy All Tiers. 4. Draw the graph. Figure 11-142 shows the Easy Tier Data Activity graph for All Tiers.