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

#!/bin/bash
#
# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
#
# This library is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; version 2.1 of the License.
#
# This library is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
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 $SESSION_NAME $TRACE_PATH

enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
start_lttng_tracing $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 $SESSION_NAME
destroy_lttng_session $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 $TEMP_FILE_2
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
	4	#
	5	# This library is free software; you can redistribute it and/or modify it under
	6	# the terms of the GNU Lesser General Public License as published by the Free
	7	# Software Foundation; version 2.1 of the License.
	8	#
	9	# This library is distributed in the hope that it will be useful, but WITHOUT
	10	# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
	11	# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
	12	# details.
	13	#
	14	# You should have received a copy of the GNU Lesser General Public License
	15	# along with this library; if not, write to the Free Software Foundation, Inc.,
	16	# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
	17	TEST_DESC="UST tracer - Testing high events throughput"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	NR_APP=20
	22	BIN_NAME="gen-events"
	23	SESSION_NAME="high-throughput"
	24	EVENT_NAME="tp:tptest"
	25	NUM_TESTS=9
	26
	27	source $TESTDIR/utils/utils.sh
	28
	29	if [ ! -x "$CURDIR/$BIN_NAME" ]; then
	30	BAIL_OUT "No UST nevents binary detected."
	31	fi
	32
	33	TRACE_PATH=$(mktemp -d)
	34
	35	# MUST set TESTDIR before calling those functions
	36
	37	plan_tests $NUM_TESTS
	38
	39	print_test_banner "$TEST_DESC"
	40
	41	start_lttng_sessiond
	42
	43	create_lttng_session $SESSION_NAME $TRACE_PATH
	44
	45	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	46	start_lttng_tracing $SESSION_NAME
	47
	48	for i in `seq 1 $NR_APP`; do
	49	./$CURDIR/$BIN_NAME & >/dev/null 2>&1
	50	done
	51
	52	diag "Waiting for applications to end"
	53	wait
	54	pass "Wait for applications to end"
	55
	56	stop_lttng_tracing $SESSION_NAME
	57	destroy_lttng_session $SESSION_NAME
	58
	59	stop_lttng_sessiond
	60
	61	# Validate test
	62
	63	TEMP_FILE=$(mktemp)
	64	TEMP_FILE_2=$(mktemp)
	65
	66	traced=$(babeltrace $TRACE_PATH 2>/dev/null \| wc -l)
	67	babeltrace $TRACE_PATH >/dev/null 2>$TEMP_FILE_2
	68
	69	cat $TEMP_FILE_2 \| cut -f4 -d " " >$TEMP_FILE
	70
	71	dropped=0
	72	while read line;
	73	do
	74	let dropped=$dropped+$line
	75	done < $TEMP_FILE
	76
	77	let total=$dropped+$traced
	78	let wanted=$NR_APP*1000000
	79
	80	if [ $wanted -ne $total ]; then
	81	fail "Trace validation"
	82	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
	83	else
	84	pass "Trace validation"
	85	diag "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total"
	86	fi
	87
	88	rm -rf $TRACE_PATH
	89	rm $TEMP_FILE $TEMP_FILE_2