[lttng-tools.git] / tests / perf / test_perf_raw.in

#!/bin/bash
#
# Copyright (C) 2016 Julien Desfossez <jdesfossez@efficios.com>
#
# SPDX-License-Identifier: GPL-2.0-only
#

TEST_DESC="Perf counters"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/..
LTTNG_BIN="lttng"
SESSION_NAME="perf_counters"
NUM_TESTS=21
NR_ITER=1
NR_USEC_WAIT=1
TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
# Empty if libpfm is installed, "#" otherwise
HAVE_LIBPFM="@LTTNG_TOOLS_BUILD_WITH_LIBPFM_TRUE@"

source $TESTDIR/utils/utils.sh

function enable_ust_lttng_event_per_chan()
{
	sess_name="$1"
	event_name="$2"
	chan_name="$3"

	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -c $chan_name -u >/dev/null 2>&1
	ok $? "Enable event $event_name for session $sess_name in channel $chan_name"
}

function have_libpfm()
{
	test -z $HAVE_LIBPFM
	ok $? "Have libpfm installed"
}

function test_ust_raw()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="ust_perf"
	CHAN_NAME="mychan"
	EVENT_NAME="tp:tptest"
	PMU="UNHALTED_REFERENCE_CYCLES"
	PERFID=$($CURDIR/find_event $PMU)
	test $? -eq "0"
	ok $? "Find PMU $PMU"

	create_lttng_session_ok $SESSION_NAME $TRACE_PATH

	enable_ust_lttng_channel_ok $SESSION_NAME $CHAN_NAME

	enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME

	add_context_ust_ok $SESSION_NAME $CHAN_NAME "perf:thread:raw:${PERFID}:test"

	start_lttng_tracing_ok

	$TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT >/dev/null 2>&1

	stop_lttng_tracing_ok

	destroy_lttng_session_ok $SESSION_NAME

	validate_trace "perf_thread_raw_${PERFID}_test" $TRACE_PATH

	rm -rf $TRACE_PATH
}

function test_kernel_raw()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_perf"
	CHAN_NAME="mychan"
	EVENT_NAME="lttng_test_filter_event"
	PMU="UNHALTED_REFERENCE_CYCLES"
	PERFID=$($CURDIR/find_event $PMU)
	test $? -eq "0"
	ok $? "Find PMU $PMU"

	create_lttng_session_ok $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_channel_ok $SESSION_NAME $CHAN_NAME

	enable_kernel_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHAN_NAME

	add_context_kernel_ok $SESSION_NAME $CHAN_NAME "perf:cpu:raw:${PERFID}:test"

	start_lttng_tracing_ok

	echo -n 10 > /proc/lttng-test-filter-event

	stop_lttng_tracing_ok

	destroy_lttng_session_ok $SESSION_NAME

	validate_trace "perf_cpu_raw_${PERFID}_test" $TRACE_PATH

	rm -rf $TRACE_PATH
}

if [ "$(id -u)" == "0" ]; then
	isroot=1
else
	isroot=0
fi

# MUST set TESTDIR before calling those functions
plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

start_lttng_sessiond

have_libpfm

test_ust_raw

skip $isroot "Root access is needed for kernel testing, skipping." 9 ||
{
	modprobe lttng-test
	test_kernel_raw
	modprobe --remove lttng-test
}

stop_lttng_sessiond
Commit	Line	Data
6faa26ca JD	1	#!/bin/bash
6faa26ca JD	2	#
9d16b343	3	# Copyright (C) 2016 Julien Desfossez <jdesfossez@efficios.com>
6faa26ca	4	#
9d16b343	5	# SPDX-License-Identifier: GPL-2.0-only
6faa26ca	6	#
6faa26ca JD	7
	8	TEST_DESC="Perf counters"
	9
	10	CURDIR=$(dirname $0)/
	11	TESTDIR=$CURDIR/..
	12	LTTNG_BIN="lttng"
	13	SESSION_NAME="perf_counters"
95cdb5e3	14	NUM_TESTS=21
6faa26ca JD	15	NR_ITER=1
	16	NR_USEC_WAIT=1
	17	TESTAPP_PATH="$TESTDIR/utils/testapp"
	18	TESTAPP_NAME="gen-ust-events"
	19	TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
	20	# Empty if libpfm is installed, "#" otherwise
	21	HAVE_LIBPFM="@LTTNG_TOOLS_BUILD_WITH_LIBPFM_TRUE@"
	22
	23	source $TESTDIR/utils/utils.sh
	24
	25	function enable_ust_lttng_event_per_chan()
	26	{
	27	sess_name="$1"
	28	event_name="$2"
	29	chan_name="$3"
	30
	31	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -c $chan_name -u >/dev/null 2>&1
	32	ok $? "Enable event $event_name for session $sess_name in channel $chan_name"
	33	}
	34
	35	function have_libpfm()
	36	{
	37	test -z $HAVE_LIBPFM
	38	ok $? "Have libpfm installed"
	39	}
	40
	41	function test_ust_raw()
	42	{
	43	TRACE_PATH=$(mktemp -d)
	44	SESSION_NAME="ust_perf"
	45	CHAN_NAME="mychan"
	46	EVENT_NAME="tp:tptest"
	47	PMU="UNHALTED_REFERENCE_CYCLES"
	48	PERFID=$($CURDIR/find_event $PMU)
	49	test $? -eq "0"
	50	ok $? "Find PMU $PMU"
	51
	52	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	53
	54	enable_ust_lttng_channel_ok $SESSION_NAME $CHAN_NAME
	55
	56	enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME
	57
	58	add_context_ust_ok $SESSION_NAME $CHAN_NAME "perf:thread:raw:${PERFID}:test"
	59
	60	start_lttng_tracing_ok
	61
6c4a91d6	62	$TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT >/dev/null 2>&1
6faa26ca JD	63
	64	stop_lttng_tracing_ok
	65
	66	destroy_lttng_session_ok $SESSION_NAME
	67
	68	validate_trace "perf_thread_raw_${PERFID}_test" $TRACE_PATH
	69
	70	rm -rf $TRACE_PATH
	71	}
	72
	73	function test_kernel_raw()
	74	{
	75	TRACE_PATH=$(mktemp -d)
	76	SESSION_NAME="kernel_perf"
	77	CHAN_NAME="mychan"
	78	EVENT_NAME="lttng_test_filter_event"
	79	PMU="UNHALTED_REFERENCE_CYCLES"
	80	PERFID=$($CURDIR/find_event $PMU)
	81	test $? -eq "0"
	82	ok $? "Find PMU $PMU"
	83
	84	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	85
	86	lttng_enable_kernel_channel_ok $SESSION_NAME $CHAN_NAME
	87
	88	enable_kernel_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHAN_NAME
	89
	90	add_context_kernel_ok $SESSION_NAME $CHAN_NAME "perf:cpu:raw:${PERFID}:test"
	91
	92	start_lttng_tracing_ok
	93
	94	echo -n 10 > /proc/lttng-test-filter-event
	95
	96	stop_lttng_tracing_ok
	97
	98	destroy_lttng_session_ok $SESSION_NAME
	99
	100	validate_trace "perf_cpu_raw_${PERFID}_test" $TRACE_PATH
	101
	102	rm -rf $TRACE_PATH
	103	}
	104
	105	if [ "$(id -u)" == "0" ]; then
	106	isroot=1
	107	else
	108	isroot=0
	109	fi
	110
	111	# MUST set TESTDIR before calling those functions
	112	plan_tests $NUM_TESTS
	113
	114	print_test_banner "$TEST_DESC"
	115
	116	start_lttng_sessiond
	117
	118	have_libpfm
	119
	120	test_ust_raw
	121
	122	skip $isroot "Root access is needed for kernel testing, skipping." 9 \|\|
	123	{
	124	modprobe lttng-test
	125	test_kernel_raw
d0e263e7	126	modprobe --remove lttng-test
6faa26ca JD	127	}
	128
	129	stop_lttng_sessiond