3.1.11.1. Overview

The profiler is a tool that measures performance useful for tuning to improve program execution performance, and outputs that information. On Supercomputer Fugaku, it is composed of 3 functions: “Instant Performance Profiler”, “Advanced Performance Profiler”, “CPU Performance Analysis Report”.

Function category	Measurement command	Interval specification function	Post-processing command
Instant Performance Profiler	fipp -C	fipp_start/fipp_stop	fipppx -A
Advanced Performance Profiler	fapp -C	fapp_start/fapp_stop	fapppx -A
CPU Performance Analysis Report	fapp -C	fapp_start/fapp_stop	fapppx -A -tcsv

See also

The measurement command is executed on the compute node.

Post-processing commands are executed on the login node.