Index_I

I

IA-32

defined, 83

IA-64

defined, 83

IBM AIX

command for getting network interface statistics in, 491

delay acknowledgment settings in, 268

setting delay acknowledgment ports in, 269

TCP hash table size settings, 271

TCP maximum listen backlog setting, 270 “271

TCP send and receive buffer attributes, 269 “270

TCP TIME_WAIT settings, 267

tuning and optimization, 266 “271

IBM DB2

architectural overview, 439

key tuning parameters and considerations, 439 “442

major components of, 440

optimization parameter recommendations, 440 “441

vs. Oracle9 i Real Application Clusters (RAC) system, 222

IBM Edge components, 78

IBM JVM

setting object allocation parameters for, 289

tuning and performance options, 289 “290

IBM platform

processor architecture, 110 “115

IBM Power4 platform. See Power4 platform (IBM)

IBM Power4 processor. See Power4 processor (IBM)

IBM Power4 processor cores

function of, 113 “114

IBM Power4 processors, 116

IBM PowerPC 604e processor

architecture and function of, 111

IBM PowerPC 750 processor

architecture and function of, 111 “112

IBM PowerPC 970 processor. See PowerPC 970 processor

IBM PowerPC platform (pSeries)

features of, 147

IBM PowerPC platform

summary, 119 “120

IBM PowerPC processors

comparison chart, 115 “116

IBM RS64-III and RS64-IV processors

architecture and function of, 112 “113

IBM Secureway Directory Server

supported by WebSphere, 344

IBM servers

advanced clustering solutions for, 119

IBM WebSphere. See WebSphere

IBM WebSphere 4. See WebSphere 4; WebSphere 4-specific component architecture

ibm-ejb-jar-ext.xmi file

IBM extension deployment descriptor for EJBs, 417

Idle Timeout

setting in WebSphere 4, 447 “448

Idle Timeout setting

in JDBC connection pool manager, 444

IIPJMeter profiling tool (Hewlett-Packard), 244

implementation costs

associated with disk storage technologies, 137 “140

infrastructure design

in WebSphere, 81 “147

init() servlet method

using if doGet() and doPost() aren't required, 399

initial heap

defined, 158

in-process routing

for EJB containers, 335 “336

Instruction Issue Unit (IIU) feature

function of on the UltraSPARC III processor, 100

integrated cache

available in Intel Xeon MP processor, 86

Intel Architecture-32 (IA-32)

defined, 83

Intel Architecture-64 (IA-64)

defined, 83

Intel Itanium 2

function of, 86 “87

Intel Itanium and Itanium 2

function of, 86 “87

Intel Pentium 4 1.7 “2GHz processor

function of, 84

Intel Pentium 4 2.26GHz-3.2GHz processor

function of, 85

Intel Pentium 4 2GHz-2.6GHz processor

function of, 84 “85

Intel Pentium III Xeon 900 MHz processor

function of, 84

Intel Xeon MP processor

function of, 86

Intel Xeon processor

function of Pentium III and 4 versions, 85 “86

memory supported by, 91 “92

intelligent routing

in network configurations, 276 “277

interactive pool cleanup variable

setting in the EJB container, 382 “383

internal private network 'mesh'

function of, 163 “164

International SPARC Organization

creation of SPARC Compliance Definition by, 95

Internet Inter-ORB Protocol (IIOP)

function of, 168

Internet Inter Orb Protocol (IIOP)

used as primary CORBA application protocol, 456

Internet vs. external schema sites

effect on Web Services transaction performance, 468

iostat command

for monitoring Unix server disk I/O, 486 “487

picking a hot disk with, 487 “488

iostat tool

for monitoring Oracle and DB2 for performance issues, 441

IP failover clusterware

using with built-in LDAP master/replica availability features, 345

iSCSI technology

benefits of, 122 “123

example of high-level implementation, 123

function of, 122 “124