SCF Reference Manual for the Storage Subsystem (G06.28+, H06.05+, J06.03+)

New and Changed Information in the August 2008 edition
The following information was added or changed in this release of the manual:
ChangeChapter
Added “The CLIM Object” (page 32)“Storage Subsystem Objects” (page 30)
• Updated:
◦ “Displaying Disk Configuration Information” (page 50) to add
WRITECACHE
◦ “Example of an INFO PROFILE Report” (page 54) to add WRITECACHE
“Displaying Information About Disk
Drives” (page 48)
“Configuring Disks” (page 70)
• Added “Write Caching” (page 94)
• Updated “Considerations for ALTER DISK and Disks” (page 85) to add
WRITECACHE
Updated “Considerations for STOP DISK” (page 101) with information
aboutKernel-Managed Swap Facility (KMSF) swap files.
“Managing Disks” (page 96)
“Storage Subsystem Commands”
(page 190)
• Updated these entries:
“Disk Attributes for the ADD Command” (page 195) to add
WRITECACHE and RECOVERYTIMEOUT
◦
◦ “Attribute Descriptions for Disk Commands” (page 198) with the
AUDITTRAILBUFFER and WRITECACHE attributes
◦ “Attribute Descriptions for Disk Commands” (page 198) to add CLIM
configuration attributes BACKUPCLIM, MBACKUPCLIM, MIRRORCLIM,
and PRIMARYCLIM.
◦ “INITIALIZE Command” (page 260) with information about deleted data
◦ “PROFILE Attributes” (page 222)
◦ “ALTER SUBSYS Command” (page 240) with BULKIO change for H-series
systems
• Added these commands to support the CLIM device:
◦ “INFO CLIM Command” (page 253)
◦ “STATUS CLIM Command” (page 280)
◦ “SWITCH CLIM Command” (page 294)
Document Organization
This document is organized as follows:
Chapter 1: Introduction to the Storage Subsystem
Describes how the Subsystem Control Facility (SCF)'s storage subsystem allows you to configure
and manage storage devices online. It describes how to configure the Storage Subsystem
Manager ($ZZSTO), how to make changes to the configuration, and how to display information
about it. It also describes fault tolerance.
Chapter 2: Storage Subsystem Objects
Describes how storage subsystem components are organized. It describes object names, states,
attributes, and type.
Document Organization 19