Creating a Nytro Cache Drive and Nytro Virtual Drive

> Creating a Nytro Cache Drive and Nytro Virtual Drive

> If you select the Create Nytro Cache and Nytro Virtual Drive mode, and click Next, the following dialog appears.

> Figure 12. Create Nytro Drive Group

> 1. | Select a RAID level for the Nytro Cache drive from the RAID level drop-down list.

> After you select an unconfigured Nytro Flash module, the Add button is enabled.

> 2. | Click Add to add the selected Nytro Flash module into the Nytro Drive Group box on the right pane.

> If you select more than one Nytro Flash modules, the Create Drive Group button is enabled as shown in the following figure.

> 3. | Click Create Nytro Drive group.

> Figure 13. Create Nytro Drive Group

> 4. | Click Next.

> The following dialog appears.

> Figure 14. Create Nytro Cache Drive

> For information about the VD parameters shown in the preceding figure, see Specifying the Virtual Drive Parameters.

> Based on your selection, that is, RAID 1 or RAID 0, the write policy is Write Back.

> Nytro Write Back Caching

> RAID 1 Write Back caching delivers high application performance acceleration for write-intensive random I/O workloads.

> Nytro Write Through Caching

> RAID 0 and RAID 1 Write Through caching delivers high application performance acceleration for read-intensive random I/O workloads.

> The newly created Nytro Cache drive group appears in the Nytro™ Drive groups box on the right pane as shown in the preceding figure.

> NOTE After you create a Nytro Cache drive (see the Nytro Cache Drive check box in the preceding figure), all of the other drives are Nytro virtual drives.

> 5. | Click Create Virtual Drive.

> Figure 15. Create Nytro Cache Drive (VD)

> Figure 16. Create Nytro Cache Drive – Summary Free Capacity

> 6. | Click Next.

> 7. | Click Yes on the Write Through Selected dialog.

> 8. | Click Next.

> The following Nytro Cache drive group summary appears.

> Figure 17. Create Virtual Drive – Summary

> 9. | Click Finish.

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

DB15-000988-08-December 2013
Copyright© 2013 by LSI Corporation. All rights reserved.