[ Thanks to An Anonymous Reader for
this link. ]
“Profilers help pinpoint common performance problems in an
application. This article compares and contrasts three commonly
used open source profilers for Linux on POWER–OProfile, gprof, and
tprof–which are available to end users and programmers for both
SUSE and Red Hat Linux distributions. To demonstrate each
profiler’s strengths and weaknesses, including any overhead the
profilers add during runtime, this article profiles a simple sort
program, incorporating three different sorting algorithms…”