
338 Implementing the IBM Storwize V5000
7.3.5 Selecting the drive tier for externally virtualized MDisks
The IBM Storwize V5000 Easy Tier feature is described in Chapter 9, “Easy Tier” on
page 411. In this section, we show how to adjust the tier settings.
The following tiers are available:
Generic SSD tier for storage that is made of SSDs, which is the faster-performing storage.
Generic HDD tier for everything else.
Internal drives have their tier assigned automatically by the IBM Storwize V5000. MDisks on
external storage systems are assigned the generic HDD tier by default. This setting can be
changed manually by the user. To assign a specific ...