HPjmeter 4.2 User's Guide

cumulative duration, 50
duration, 84
GC events
total count, 50
get started
console guide, 23
monitoring application, 23
Glance data, 170
collecting, 83
using javaGlanceAdviser.ksh, 83
Glance system call data, 174
graphical scrolling
pause and resume, 181
group_private, 17
H
heap
activity, 144
capacity, 89
capturing a snapshot of , 140
checking size for best allocation, 43
current live objects metric, 129
current usage, 48
decrease pressure, 44
hprof options, 64
memory usage in, 49
percent of allocated used, 129
set threshold for usage alert, 106
usage, 90
usage after GC event, 84
usage alert, 111
usage before GC event, 84
usage maximum, 84
heap dump triggered GC, 88
heap monitor
application load, 40
application paging, 40
excessive System.gc() calls, 41
garbage collection pauses, 40
memory leaks, 43
metrics, 122
help
-Xverbosegc, 80
helper methods, 119
histogram
change color selection, 185
interpreting, 74
reading, 73
thread color values, 74
thread groups, 73, 153
threads, 73
time considerations, 73
history
alert log, 107
hot spots
java methods, 39
HotSpot
Garbage Collector, 80
HotSpot JVM, 118
CPU usage, 39
garbage collection, 123
method compilation, 46
out of memory, 194
too many loaded classes, 47
HP-UX
*fifo files, 195
/tmp, 195
node agent daemon, 37
HPjconfig, 14
hpjmeter script, 193
hprof
profiling with, 58, 63
hprof options, 65
cpu, 64
cutoff, 65
depth, 65
format, 65
heap, 64
thread, 64
I
ie
-Xeprof options, 62
include=, 18
inclusive time, 69
inlining
-Xeprof options, 62
candidates, 156
locating candidates for, 78
input/output
time, 74
installation
errors, 192
notes for Itanium-based systems, 16
intrusion
profiling, 187
Itanium-based systems
shared library path, 16
J
Java Method HotSpots
description, 118, 119
Java SDK 1.4.x
shared library path, 16
Java Virtual Machine
locating configuration in use during monitoring
session, 117
standard management (JMX), 190
JBoss
excluded packages, 18
JM_JAVA_HOME
installation, 16, 192
JMX server
filter list of, 53
JMX server view, 52
JMX summary view, 48
JMX viewer, 190
change MBean attributes, 54
207