Index_G

G

garbage collection

defined, 156

example logging of, 250

example monitoring graph, 160

historic logging example, 251

importance of a dedicated CPU for, 156

monitoring, 159 “160

obtaining information from log files for, 250

use of in JVM's to clean unused items for heap, 158

garbage collection architecture

in BEA JRocket JVM, 289 “290

Gartner Research

introduction of Total Cost of Ownership (TOC) by, 20

generic database performance architecture

with WebSphere, 428 “431

generic WebSphere database sizing

key points about, 431 “435

workload summary matrix, 434 “435

geographically distributed application servers

function of, 227

geographically distributed databases

function of, 226 “227

geographically distributed technologies, 224 “227

geographically distributed Web servers

example of, 225

Gigabit Ethernet

vs. Fast Ethernet, 164

speed of, 351

global routing example, 310

global routing example failover scenario, 310

grid computing

in the Sun SPARC platform, 146 “147

Grinder

profiling and load testing tool, 243

GX controller

function of, 113