Technical data

Managing Storage Media

This chapter discusses the following subjects:

• Storage media terms and concepts

• Volumes and volume sets

Tasks related to setting up both disks and magnetic tape drives: initializing

and mounting

• Disks

Tasks related to disk maintenance: the management of disk space and

methods for detecting and repairing disk errors

Information Provided in This Chapter

This chapter describes the following tasks:

Task Section

Allocating and deallocating disk and tape drives Section 9.2

Initializing volumes Section 9.3

Protecting volumes Section 9.4

Mounting volumes Section 9.5

Setting up disk volume sets Section 9.6

Mounting ISO 9660 volume sets and groups Section 9.7

Mounting tape volume sets Section 9.8

Dismounting volumes and volume sets Section 9.9

Using command procedures for media setup Section 9.10

Managing disk space Section 9.11

Using the Analyze/Disk_Structure utility to check and repair disks Section 9.12

Using mount veriﬁcation for recovery Section 9.13

Using Interrupt Priority Level C (IPC) Section 9.14

Using the Bad Block Locator utility to detect media errors Section 9.15

This chapter explains the following concepts:

Concept Section

Disks and CD–ROMs Section 9.1.1

Extended File Speciﬁcations on OpenVMS Alpha systems Section 9.1.2

Magnetic tape Section 9.1.3

Public and private disk volumes Section 9.1.4

Managing Storage Media 9–1