[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 -t tmp.test_high_throughput_ust_trace_path.XXXXXX)

# MUST set TESTDIR before calling those functions

plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

bail_out_if_no_babeltrace

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=$(mktemp -t tmp.test_high_throughput_tmp_file1.XXXXXX)
TEMP_FILE_2=$(mktemp -t tmp.test_high_throughput_tmp_file2.XXXXXX)

traced=$("$BABELTRACE_BIN" $TRACE_PATH 2>/dev/null | wc -l)
"$BABELTRACE_BIN" $TRACE_PATH >/dev/null 2>$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 -t tmp.test_high_throughput_ust_trace_path.XXXXXX)
	24
	25	# MUST set TESTDIR before calling those functions
	26
	27	plan_tests $NUM_TESTS
	28
	29	print_test_banner "$TEST_DESC"
	30
	31	bail_out_if_no_babeltrace
	32
	33	start_lttng_sessiond
	34
	35	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	36
	37	enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
	38	start_lttng_tracing_ok $SESSION_NAME
	39
	40	for i in `seq 1 $NR_APP`; do
	41	./$CURDIR/$BIN_NAME >/dev/null 2>&1 &
	42	done
	43
	44	diag "Waiting for applications to end"
	45	wait
	46	pass "Wait for applications to end"
	47
	48	stop_lttng_tracing_ok $SESSION_NAME
	49	destroy_lttng_session_ok $SESSION_NAME
	50
	51	stop_lttng_sessiond
	52
	53	# Validate test
	54
	55	TEMP_FILE=$(mktemp -t tmp.test_high_throughput_tmp_file1.XXXXXX)
	56	TEMP_FILE_2=$(mktemp -t tmp.test_high_throughput_tmp_file2.XXXXXX)
	57
	58	traced=$("$BABELTRACE_BIN" $TRACE_PATH 2>/dev/null \| wc -l)
	59	"$BABELTRACE_BIN" $TRACE_PATH >/dev/null 2>$TEMP_FILE_2
	60
	61	cat $TEMP_FILE_2 \| cut -f4 -d " " >$TEMP_FILE
	62
	63	dropped=0
	64	while read line;
	65	do
	66	let dropped=$dropped+$line
	67	done < $TEMP_FILE
	68
	69	let total=$dropped+$traced
	70	let wanted=$NR_APP*1000000
	71
	72	if [ $wanted -ne $total ]; then
	73	fail "Trace validation"
	74	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
	75	else
	76	pass "Trace validation"
	77	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
	78	fi
	79
	80	rm -rf $TRACE_PATH
	81	rm $TEMP_FILE $TEMP_FILE_2