[lttng-tools.git] / tests / regression / ust / high-throughput / test_high_throughput

#!/bin/bash
#
# Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
#
# SPDX-License-Identifier: LGPL-2.1-only

TEST_DESC="UST tracer - Testing high events throughput"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
NR_APP=20
BIN_NAME="gen-events"
SESSION_NAME="high-throughput"
EVENT_NAME="tp:tptest"
NUM_TESTS=9

source $TESTDIR/utils/utils.sh

if [ ! -x "$CURDIR/$BIN_NAME" ]; then
	BAIL_OUT "No UST nevents binary detected."
fi

TRACE_PATH=$(mktemp -d)

# MUST set TESTDIR before calling those functions

plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

start_lttng_sessiond

create_lttng_session_ok $SESSION_NAME $TRACE_PATH

enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
start_lttng_tracing_ok $SESSION_NAME

for i in `seq 1 $NR_APP`; do
	./$CURDIR/$BIN_NAME >/dev/null 2>&1 &
done

diag "Waiting for applications to end"
wait
pass "Wait for applications to end"

stop_lttng_tracing_ok $SESSION_NAME
destroy_lttng_session_ok $SESSION_NAME

stop_lttng_sessiond

# Validate test

TEMP_FILE=$(mktemp)
TEMP_FILE_2=$(mktemp)

traced=$(babeltrace $TRACE_PATH 2>/dev/null | wc -l)
babeltrace $TRACE_PATH >/dev/null 2>$TEMP_FILE_2

cat $TEMP_FILE_2 | cut -f4 -d " " >$TEMP_FILE

dropped=0
while read line;
do
	let dropped=$dropped+$line
done < $TEMP_FILE

let total=$dropped+$traced
let wanted=$NR_APP*1000000

if [ $wanted -ne $total ]; then
	fail "Trace validation"
	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
else
	pass "Trace validation"
	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
fi

rm -rf $TRACE_PATH
rm $TEMP_FILE $TEMP_FILE_2
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
	4	#
	5	# SPDX-License-Identifier: LGPL-2.1-only
	6
	7	TEST_DESC="UST tracer - Testing high events throughput"
	8
	9	CURDIR=$(dirname $0)/
	10	TESTDIR=$CURDIR/../../..
	11	NR_APP=20
	12	BIN_NAME="gen-events"
	13	SESSION_NAME="high-throughput"
	14	EVENT_NAME="tp:tptest"
	15	NUM_TESTS=9
	16
	17	source $TESTDIR/utils/utils.sh
	18
	19	if [ ! -x "$CURDIR/$BIN_NAME" ]; then
	20	BAIL_OUT "No UST nevents binary detected."
	21	fi
	22
	23	TRACE_PATH=$(mktemp -d)
	24
	25	# MUST set TESTDIR before calling those functions
	26
	27	plan_tests $NUM_TESTS
	28
	29	print_test_banner "$TEST_DESC"
	30
	31	start_lttng_sessiond
	32
	33	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	34
	35	enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
	36	start_lttng_tracing_ok $SESSION_NAME
	37
	38	for i in `seq 1 $NR_APP`; do
	39	./$CURDIR/$BIN_NAME >/dev/null 2>&1 &
	40	done
	41
	42	diag "Waiting for applications to end"
	43	wait
	44	pass "Wait for applications to end"
	45
	46	stop_lttng_tracing_ok $SESSION_NAME
	47	destroy_lttng_session_ok $SESSION_NAME
	48
	49	stop_lttng_sessiond
	50
	51	# Validate test
	52
	53	TEMP_FILE=$(mktemp)
	54	TEMP_FILE_2=$(mktemp)
	55
	56	traced=$(babeltrace $TRACE_PATH 2>/dev/null \| wc -l)
	57	babeltrace $TRACE_PATH >/dev/null 2>$TEMP_FILE_2
	58
	59	cat $TEMP_FILE_2 \| cut -f4 -d " " >$TEMP_FILE
	60
	61	dropped=0
	62	while read line;
	63	do
	64	let dropped=$dropped+$line
	65	done < $TEMP_FILE
	66
	67	let total=$dropped+$traced
	68	let wanted=$NR_APP*1000000
	69
	70	if [ $wanted -ne $total ]; then
	71	fail "Trace validation"
	72	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
	73	else
	74	pass "Trace validation"
	75	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
	76	fi
	77
	78	rm -rf $TRACE_PATH
	79	rm $TEMP_FILE $TEMP_FILE_2