Configuring the Flash and Caching Features : Manual Configuration : Only Caching Option

Only Caching Option

If you select the Only Caching option, the following dialog appears.

Figure 22. Create Nytro Cache Drive group – First Dialog

1.

Select a RAID level for the Nytro Cache drive from the RAID level drop-down list.

After you select an unconfigured Nytro Cache drive, the Add button is enabled as shown in the following figure.

2.

Click Add to add the selected Nytro Flash drive into the Nytro Cache Drive Group box on the right pane.

After you click Add, the Create Nytro™ Drive group button is enabled.

3.

Click Create Nytro™ Drive group.

4.

Click Next.

5.

Provide a name in the Nytro™ Cache drive name box.

Based on your selection, that is, RAID 1 or RAID 0, both the write policies (Write Back and Write Through).

The Create Nytro™ Drive – Third Dialog appears.

Figure 23. Create Nytro Cache – Third Dialog

6.

Click Next.

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Nytro Write Back CachingRAID 1 WB caching delivers high application performance acceleration for write-intensive random I/O workloads.The dialog confirming the creation of Nytro Cache drive appears.

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Nytro Write Through CachingRAID 0 and RAID 1 Write Through caching delivers high application performance acceleration for read-intensive random I/O workloads.The newly created Nytro drive group appears in the Nytro™ Drive groups box on the right pane as shown in the preceding figure.

The following dialog appears.

Figure 24. Create Nytro Cache Virtual Drive – First Dialog

7.

Click Create Virtual Drive.

The following dialog appears.

Figure 25. Create Nytro™ Cache – Summary

Verify the details added.

8.

Click Finish.

Select the Logical tab on the MegaRAID Storage Manager application window to check the details of the Nytro Cache drive.