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HP XC System 3.x Software User Manual

Page 126

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DISPLAY environment variable

setting for Xtools, 78

DMA bus

Itanium statistics displayed by xperf, 97

-doflush

option for hpcpid, 72

DRAM

AMD Opteron statistics displayed by xperf, 100
utilization display, 83, 84

duty group

overview, 19
recommendation, 56

E

elan (see Quadrics QsNet)
-enhanced option

for xcxclus or xcxperf, 110

epilog file for HPCPI, 72
epoch

comparison with label, 64
displaying, 41
organizing HPCPI data with, 56
specifying alternate for HPCPI utilities, 51
starting, 36, 41
terminating after creating, 70
using the existing, 70

-epoch option

for HPCPI utilities, 51
for hpcpid, 70

-equiv operator for HPCPI label selectors, 63
Ethernet throughput

statistics displayed by xcxperf, 102

event,

displaying valid names, 37
duty qualifier, 39
in HPCPI output, 44
interval, 38

event count

in HPCPI output, 44

event groups, 37
event interval

recommendation, 56

event sets

commonly used, 38
displaying valid, 37

-events option

for hpcpid, 37

execution

AMD Opteron statistics displayed by xperf, 99

F

file name format for HPCPI, 113
floating point

event set for monitoring, 38

floating point operation

AMD Opteron statistics displayed by xperf, 99
Itanium statistics displayed by xperf, 96

flushing HPCPI data, 32, 41
Found

in HPCPI output, 46

FPC

statistics displayed by xperf, 96

FPUEvents event set, 38
front side bus (see FSB bus)
FSB bus

utilization rate display, 82

G

-generic option

for xclus or xperf, 109

golden image

using for installation, 28

grace delay parameter for node grouping, 93
grace parameter for node grouping, 93
graphs

selecting for xperf or xcxperf display, 104

-group-nodes option for xclus and xcxclus, 92
grouped nodes

in xclus or xcxclus, 92

modifying parameters for, 93

H

HelpMeEvents event set, 38
hiding values in xclus and xcxclus displays, 86
holding the xclus and xcxclus displays, 86
-hosts option for HPCPI utilities, 51, 70

selecting HPCPI data by, 70

-hosts option for HPCPI utilities, 51, 70
HP-LSF

using HPCPI with, 70

HPCEvents event set, 38
HPCPI

binary directory, 31, 35
clusters, using on, 69
components, 17
daemon, 32

starting, 36
stopping, 33

database

organizing data with, 56
synchronizing on cluster, 70

database directory, 37

determining, 41
environment variable, 31, 36
requirements, 36
setting the default location, 36
specifying for utilities, 51

description, 17
directories

binary , 31
database , 36
manpage , 35

displaying valid event names, 37
epoch (see epoch)
event groups, 37
file name format, 113
flushing data, 32, 41
label, 40

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Index