IBM TotalStorage Virtual Tape Server : planning, implementing, and monitoring / Babette Haeusser ... [et al.].

Format:

Book

Author/Creator:

Haeusser, Babette., Author.

Contributor:

International Business Machines Corporation. International Technical Support Center.

Series:

IBM redbooks.

Redbooks

Language:

English

Subjects (All):

Data recovery (Computer science).

Electronic data processing--Backup processing alternatives.

Electronic data processing.

Computer storage devices.

IBM computers.

Physical Description:

xxv, 531 p. : ill.

Edition:

8th ed.

Place of Publication:

[San Jose, Calif.] : IBM, International Technical Support Organization, c2005.

Language Note:

English

Contents:

Front cover

Contents

Figures

Tables

Notices

Trademarks

Preface

The team that wrote this redbook

Become a published author

Comments welcome

Summary of changes

November 2005, Eighth Edition

Chapter 1. Introducing the IBM TotalStorage Virtual Tape Server

1.1 The "IBM TotalStorage 3494 Virtual Tape Server"

1.1.1 VTS models

1.1.2 VTS development

1.1.3 VTS benefits

1.2 VTS compared to traditional tape stacking methods

1.2.1 The z/OS software based virtual tape solution concept

1.2.2 Advantages and disadvantages of software based tape solutions

Chapter 2. Architecture, functional characteristics, and components

2.1 VTS concepts

2.1.1 Logical components

2.1.2 Mounting a scratch tape

2.1.3 Buffering data in the Tape Volume Cache (TVC)

2.1.4 Copying the data to tape

2.1.5 Mounting a specific tape

2.1.6 Expired volumes

2.1.7 Secure data erase

2.1.8 Reconciliation and reclamation

2.1.9 VTS internal space management

2.2 VTS terminology

2.2.1 Tape Volume Cache (TVC)

2.2.2 Virtual volumes

2.2.3 Logical volumes

2.2.4 Increased logical volume sizes

2.2.5 Stacked volumes

2.2.6 Virtual drives

2.2.7 Physical drives

2.3 VTS models

2.3.1 Model B16 VTS and Model B18 VTS

2.3.2 VTS models B10 and B20

2.3.3 VTS internal elements

2.3.4 Peer-to-Peer VTS

2.3.5 VTS High Capacity Cache Option

2.4 Hardware components

2.4.1 VTS controller

2.4.2 Tape Volume Cache (TVC)

2.4.3 IBM TotalStorage Enterprise Tape Drives

2.5 Virtual Tape Server configuration in the library

2.5.1 Library Manager

2.5.2 VTS attached to an IBM 3494 Tape Library

2.5.3 VTS attached to an IBM 3584 Tape Library

2.5.4 Logical libraries in the 3584/3953

2.6 Advanced Policy Management (APM)

2.6.1 Physical volume pooling

2.6.2 Selective dual copy.

2.6.3 Tape volume cache management

2.6.4 Large Logical Volume sizes

2.6.5 PTP copy mode control

2.6.6 Reclamation

2.6.7 Import/Export function

2.6.8 Open Systems considerations

Chapter 3. Preinstallation planning and sizing

3.1 Hardware configurations

3.1.1 VTS configuration options

3.1.2 Model B10 VTS and Model B20 VTS configurations

3.2 IBM 3494 Tape Library attachment

3.2.1 VTS with 3590 tape drives

3.2.2 VTS with 3592 tape drives in a 3494 Tape Library

3.2.3 Library configuration rules

3.3 IBM 3584 Tape Library attachment

3.3.1 The 3953 Library Manager within a 3584 Tape Library

3.3.2 Configuration example for a VTS in a 3584 Tape Library

3.4 The VTS as a logical library

3.4.1 Partitioning the VTS into multiple logical libraries

3.4.2 Sharing a VTS subsystem

3.5 Tape analysis and sizing the VTS

3.5.1 IBM Tape Tools

3.5.2 BatchMagic

3.5.3 Suitable data for the VTS

3.6 Planning for volume and cartridge storage

3.6.1 Support for 500,000 logical volumes

3.6.2 Data compression

3.6.3 Size of virtual volumes

3.6.4 Selecting logical volume serial numbers

3.6.5 Extended Length Media Support

3.6.6 System managed tape considerations

3.6.7 Basic Tape Library Support (BTLS) considerations

3.6.8 Tape Mount Management (TMM) considerations

3.7 Physical planning and placement

3.7.1 Operational requirements

3.7.2 Physical planning considerations

3.7.3 Power considerations

3.7.4 IBM TotalStorage Master Console

3.7.5 VTS and Library Manager microcode levels

3.8 Software requirements

3.8.1 Software requirements for ES/3090, ES/9000, S/390, or zSeries

3.8.2 Software requirements for SCSI host systems

3.9 Planning for Advanced Policy Management exploitation

3.9.1 Prerequisites

3.9.2 Cache Management exploitation.

3.9.3 APM pooling considerations

3.9.4 Selective Dual Copy

3.9.5 Larger logical volumes

3.9.6 Secure Data Erase

3.9.7 Considerations for cache management

3.10 Remote installations and switch support

3.10.1 Fabric support

3.10.2 FICON transfer modes

3.10.3 Factors that affect distance

3.11 Education and training on the VTS

3.11.1 Adding a VTS to an existing 3494 or 3584

3.11.2 New VTS and new 3494 Tape Library or new 3584 Tape Library with 3953 LM

3.11.3 Migration of an existing VTS

3.11.4 Sharing the VTS with other systems

3.11.5 Implementation services

Chapter 4. Implementation

4.1 VTS implementation considerations

4.1.1 Background and supplementary materials

4.1.2 Overview of installation tasks

4.2 Hardware I/O configuration definition

4.2.1 Logical path considerations: ESCON

4.2.2 Logical path considerations: FICON host

4.2.3 Defining devices through IOCP

4.2.4 Defining devices through HCD

4.2.5 HCD support for library and port IDs

4.2.6 Activate the I/O configuration

4.2.7 Display and control your settings

4.2.8 Set values for Missing Interrupt Handler (MIH)

4.3 VTS definition from the Library Manager

4.3.1 Navigating the Library Manager

4.3.2 Check the VTS library sequence number

4.3.3 Define stacked volume ranges

4.3.4 Define (insert) logical volumes

4.3.5 Define Fast Ready categories

4.3.6 Physical cartridge insertion

4.3.7 Define VTS management policies

4.3.8 Cleaning schedule pop-up window

4.3.9 Simple network management protocol traps

4.4 Implementing Advanced Policy Management

4.4.1 Defining stacked volume pool properties

4.4.2 Defining storage groups

4.4.3 Creating management classes

4.4.4 Creating storage classes

4.4.5 Creating data classes

4.4.6 Implementing Advanced Policy Management for non-z/OS hosts.

4.5 VTS software definition for zSeries

4.5.1 DFSMS system-managed tape

4.5.2 Defining the VTS to the tape management system

4.5.3 JES3 environments

4.5.4 Sharing VTS within multiple hosts

4.5.5 Partitioning the VTS between multiple hosts

4.6 VM/VSE considerations

4.6.1 VM/ESA and z/VM native support using DFSMS/VM

4.6.2 VM/ESA and z/VM guest support

4.6.3 VSE/ESA as a VM/ESA guest using a VSE guest server (VGS)

4.6.4 Native z/VSE

4.7 Transaction processing facility (TPF) considerations

4.8 VTS Open System attachment

4.8.1 SAN attachment configuration

4.8.2 IBM TotalStorage VTS Open Systems design

4.8.3 Open Systems implementation

4.8.4 SCSI bus

4.8.5 SCSI target addressing

4.8.6 SCSI drive emulation

Chapter 5. Data migration

5.1 DFSMShsm

5.1.1 Volume and data set sizes

5.1.2 VTS implementation considerations

5.1.3 DFSMShsm task related considerations

5.1.4 DFSMShsm AUDIT considerations

5.2 DFSMSrmm and other tape management systems

5.3 Tivoli Storage Manager

5.3.1 Recommendations for VTS usage

5.3.2 Recommendations for native drives

5.3.3 Tivoli Storage Manager parameter settings

5.4 DFSMSdss

5.4.1 Full volume dumps

5.4.2 Stand-Alone Services

5.5 Object Access Method (OAM)

5.6 Database backups

5.6.1 DB2 data

5.6.2 CICS and IMS

5.6.3 Batch data

5.7 Moving data into and out of VTS

5.7.1 Moving data into the VTS: phased method

5.7.2 Moving data into the VTS: quick method

5.7.3 Products to simplify the task

5.7.4 Considerations for static volsers

5.7.5 Combining methods to move data into the VTS

5.7.6 Moving data out of the VTS

5.8 Physical cartridge movement

5.9 Migration scenarios when installing 3592 drives into a VTS

5.10 Summary

Chapter 6. Operating the VTS

6.1 Power control.

6.1.1 Powering on the VTS as part of a 3494

6.1.2 Powering off the VTS as part of a 3494

6.1.3 Power control when part of a 3584/3953 system

6.2 Operational states and modes

6.2.1 3494 Tape Library

6.2.2 3584/3953 Tape Library

6.2.3 The informational states of the 3494

6.2.4 The informational states of the 3584/3953

6.3 Conditions that require intervention

6.3.1 Intervention-required messages

6.3.2 Service Information Messages (SIMs)

6.3.3 Simple network management protocol (SNMP) traps

6.4 Tape management

6.4.1 Defining volser ranges for stacked volumes

6.4.2 Deleting volser ranges for stacked volumes

6.4.3 Tape labels

6.4.4 Inserting stacked volumes in the VTS

6.4.5 Ejecting VTS stacked volumes

6.4.6 Move and eject stacked volumes

6.4.7 Move/Eject Stacked Volumes (Status)

6.5 Inserting logical volumes into the VTS

6.6 Expired volume management

6.6.1 Fast-Ready category

6.6.2 Scratch volume recovery

6.7 Ejecting logical volumes from the VTS

6.8 Querying the Library Manager database

6.8.1 Search database for volumes

6.8.2 Find logical volume's home

6.8.3 List logical volumes on a stacked volume

6.8.4 List Database Volumes function

6.9 Inventory update

6.10 Operating the VTS from a host

6.10.1 Data security pre-Release 7.4

6.10.2 Secure data erasure

6.10.3 Stand-alone support

6.11 Error recovery

6.11.1 IBM VTS resilience

6.11.2 VTS controller

6.11.3 Power distribution

6.12 Recovery scenarios

6.12.1 Statistical Analysis and Reporting System (SARS)

6.12.2 Hardware conditions

6.12.3 FICON support enhancements

6.13 Disaster recovery

6.13.1 VTS database

6.13.2 Actions to take at the damaged site

6.13.3 Actions to take at the recovery site

6.13.4 Disaster recovery processing time.

6.13.5 Disaster recovery implications.

Notes:

"Seventh update (eighth edition) to the ... IBM Magstar VTS implementation guide, which was first published in 1997"--Pref.

"November 2005."

Includes bibliographical references and index.

OCLC:

932363715