User`s guide

XStack Storage User’s Guide 23
Chapter 2 Understanding Terminology and Concepts
This chapter provides a background on managing virtual storage, and explains key terms and
concepts associated with virtual storage.
Topics in this chapter include:
 Section 2.1, Overview on page 24
 Section 2.2, Understanding iSCSI on page 24
 Section 2.3, Storage Pools and Drives on page 25
 Section 2.4, Volumes on page 26
 Section 2.5, Spare Count on page 28
 Section 2.6, Tasks on page 28