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You recently upgraded a vSphere environment to vSphere 5.5 and want to take advantage of new features that are designed to improve performance. You want to implement vSphere Flash Read Cache.
- Configure the local SSD drives on an ESXi host as a Virtual Flash Resource.
- Configure a VM to use 1 GB of vSphere Flash Read Cache.
- Set the VM to use 8 KB blocks when accessing the vSphere Flash Read Cache.
- ESXi host – host-01.lab.local
- VM – vm-10
VDCA510 Objective: N/A
VDCA550 Objective: 1.1 - Implement Complex Storage Solutions
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- Configure vSphere Flash Resource by using the vSphere Web Client to navigate to Hosts and Clusters and performing the following steps:
- Select the ESXi host.
- Select Manage > Settings > Virtual Flash > Virtual Flash Resource Management.
- Click the Add Capacity button.
- In the list of available SSD devices, select the local SSD device to add to the ESXi host’s Virtual Flash Resource and click OK.
- Examine the contents of the Device Backing section and verify that the selected SSD device appears in the list.
- Configure a virtual machine with a vSphere Flash Read Cache using these steps:
- Use the vSphere Web Client to locate the virtual machine.
- Right-click the virtual machine and select Edit Settings.
- Select and expand Hard Disk 1 to which you want to assign the Flash Read Cache.
- Enter 1 GB for Flash Read Cache to assign to the virtual hard disk (vmdk).
- Select Virtual Flash Read Cache > Advanced and use the dialog box to set the Block Size to 8 KB.
- Click OK.