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qprof

man page of qprof

qprof: profiling tool

NAME

qprof - profiling tool

SYNTAX

qprof [-r|-v] [-i time] [-b size] [-g instruction|line|function] [-a path] [-w cols] [-c red|blue|green|ECMA] [-e hwevnt] [-o file] [-s] [-q dir] command

DESCRIPTION

A simple profiling utility
OPTIONS
-v Use virtual (user mode) time for profiling -i time Microseconds or events between profiling ticks. Default 10,000 usecs or 10,000 events. -b size Size of PC sample buffer entries. Default 400K. -g gran Granularity; set to instruction, line or function -a path Path of addr2line command. Default /usr/bin/addr2line. -w col Number of columns in output -c color red blue green or an ECMA color. -e hwevnt Hardware event timer (see /usr/share/doc/qprof) -o file Output file if not stderr -s Include PC values on call stack -q dir Directory for q-tools compatible profile information
ENVIRONMENT VARIABLES
qprof depends on setting the LD_PRELOAD environment variable to work correctly.

SEE ALSO

qprof_start (1), qprof_stop QPROF(1)
 
 
 

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