perf (1) - Linux Man Pages

perf: Performance analysis tools for Linux

NAME

perf - Performance analysis tools for Linux

SYNOPSIS

perf [--version] [--help] [OPTIONS] COMMAND [ARGS]

OPTIONS

--debug

Setup debug variable (just verbose for now) in value range (0, 10). Use like: --debug verbose # sets verbose = 1 --debug verbose=2 # sets verbose = 2

DESCRIPTION

Performance counters for Linux are a new kernel-based subsystem that provide a framework for all things performance analysis. It covers hardware level (CPU/PMU, Performance Monitoring Unit) features and software features (software counters, tracepoints) as well.

SEE ALSO

perf-stat(1), perf-top(1), perf-record(1), perf-report(1), perf-list(1)