DASD: IBM's Direct Access Storage DevicesHow to manage data storage used with IBM and IBM-compatible systems under MVS, VM, and other operating systems. The only book to show how to implement and control all DASD, including the 3390 generation on bus-and-tag and ESCON channels. |
Contents
Chapter 2 | 79 |
Application Requirements | 81 |
Channels and Control Units | 117 |
Copyright | |
16 other sections not shown
Common terms and phrases
access method actuator allocation alternate track application architecture archived assembly language bytes cables catalog central storage channel command channel path channel program configuration connected contains control block count-key-data cylinder DASD Fast Write DASD volume data center data mover data set data space Device End DEVSERV DFHSM DFSMS disk DSCB dual copy end user error ESCON example EXCP Figure format full volume backup gigabytes hardware head of string I/O devices I/O operation I/O request ICKDSF IDCAMS installation megabytes microcode milliseconds minidisk move MVS/ESA non-IBM nonvolatile storage operating system optical fiber performance physical block platter PR/SM problem processing Processor Complex RACF read-write head reconnect seek serial SET SECTOR shared DASD Storage Group Storage Management Storage Path Storage Storage stored tion transfer update vendors virtual storage VSAM VSAM data set VTOC zero