R
RAID (Redundant Arrays of Independent Disks), 18, 8587, 134, 210
RAID arrays, 8790, 228229
RAID configurations, 228229, 241, 376377
RAID levels, 8790, 168171, 376377
RAID storage systems, 168171
RAID/SCSI operations, 213
RAM, 91, 148
See also memory
RDBMS (Relational Database Management System)
business application design, 5
challenges, 127128
data warehouses and, 130132
described, 127128, 498
I/O workloads and, 285286
NAS and, 318319
OLTP workloads and, 300301
RDBMS model, 11
SANs and, 262263
Real-Time Operating System (RTOS), 43, 162
recovery
activities for, 490
availability and, 369
capacity planning and, 406
data, 379382
data centers and, 369, 379382
disaster, 363364, 369
enterprise-class file systems, 118
NAS, 372
SAN, 256, 266
scenarios for, 357, 359
software/tools for, 485
switch OS, 238
Reduced Instruction Set Computing (RISC), 146148
Redundant Arrays of Independent Disks. See RAID
Relational Database Management System. See RDBMS
Remote Procedure Calls (RPCs), 40, 159
replication services, 262263, 369
requirements document, 25
Resource Management Facility (RMF), 411412
RISC (Reduced Instruction Set Computing), 146148
RMF (Resource Management Facility), 411412
routers
NAS, 179180
SAN, 229231
SCSI, 230231
RPCs (Remote Procedure Calls), 40, 159
RTOS (Real-Time Operating System), 43, 162