xref: /linux/tools/tracing/rtla/tests/hwnoise.t (revision 5172a777248e56dbae22b55231d24c7ecc6393f9)
1ab16714fSTomas Glozar#!/bin/bash
2ab16714fSTomas Glozar# SPDX-License-Identifier: GPL-2.0
3ab16714fSTomas Glozarsource tests/engine.sh
4ab16714fSTomas Glozartest_begin
5ab16714fSTomas Glozar
6ab16714fSTomas Glozarset_timeout 2m
7ab16714fSTomas Glozar
8ab16714fSTomas Glozarcheck "verify help page" \
9*892ae5f8STomas Glozar	"hwnoise --help" 0 "summary of hardware-related noise"
10ab16714fSTomas Glozarcheck "detect noise higher than one microsecond" \
11*892ae5f8STomas Glozar	"hwnoise -c 0 -T 1 -d 5s -q" 0
12ab16714fSTomas Glozarcheck "set the automatic trace mode" \
13*892ae5f8STomas Glozar	"hwnoise -a 5 -d 10s" 2 "osnoise hit stop tracing"
14ab16714fSTomas Glozarcheck "set scheduling param to the osnoise tracer threads" \
1504f83716STomas Glozar	"hwnoise -P F:1 -c 0 -r 900000 -d 10s -q"
16ab16714fSTomas Glozarcheck "stop the trace if a single sample is higher than 1 us" \
17*892ae5f8STomas Glozar	"hwnoise -s 1 -T 1 -t -d 10s" 2 "Saving trace to osnoise_trace.txt"
18ab16714fSTomas Glozarcheck "enable a trace event trigger" \
19*892ae5f8STomas Glozar	"hwnoise -t -e osnoise:irq_noise --trigger=\"hist:key=desc,duration:sort=desc,duration:vals=hitcount\" -d 10s" \
20*892ae5f8STomas Glozar	0 "Saving event osnoise:irq_noise hist to osnoise_irq_noise_hist.txt"
21ab16714fSTomas Glozar
22ab16714fSTomas Glozartest_end
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