xref: /linux/tools/tracing/rtla/tests/hwnoise.t (revision e7e86d7697c6ed1dbbde18d7185c35b6967945ed)
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3source tests/engine.sh
4test_begin
5
6set_timeout 2m
7
8check "verify help page" \
9	"hwnoise --help" 0 "summary of hardware-related noise"
10check "detect noise higher than one microsecond" \
11	"hwnoise -c 0 -T 1 -d 5s -q" 0
12check "set the automatic trace mode" \
13	"hwnoise -a 5 -d 10s" 2 "osnoise hit stop tracing"
14check "set scheduling param to the osnoise tracer threads" \
15	"hwnoise -P F:1 -c 0 -r 900000 -d 10s -q"
16check "stop the trace if a single sample is higher than 1 us" \
17	"hwnoise -s 1 -T 1 -t -d 10s" 2 "Saving trace to osnoise_trace.txt"
18check "enable a trace event trigger" \
19	"hwnoise -t -e osnoise:irq_noise --trigger=\"hist:key=desc,duration:sort=desc,duration:vals=hitcount\" -d 10s" \
20	0 "Saving event osnoise:irq_noise hist to osnoise_irq_noise_hist.txt"
21
22test_end
23