Add high-throughput test

[lttng-tools.git] / tests / ust / nprocesses / ust-nprocesses

#!/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

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../..
NR_ITER=$1
TEST_BIN_NAME="gen-events-time"
SESSION_NAME="ust-nprocesses"
EVENT_NAME="ust_gen_event:tptest"
TEST_WAIT_SEC=5

source $TESTDIR/utils.sh

# MUST set TESTDIR before calling those functions

# Start test for 1000 seconds

for i in `seq 1 $NR_ITER`
do
	./$CURDIR/$TEST_BIN_NAME 1000 >/dev/null 2>&1 &
done

echo -n "Validating registered apps in 3 seconds..."

sleep 3

listing=$($TESTDIR/../src/bin/lttng/$LTTNG_BIN list -u)
reg_app_count=$(echo -n $listing | sed "s/$TEST_BIN_NAME/$TEST_BIN_NAME\n/g" | grep "$TEST_BIN_NAME" | wc -l)
if [ "$reg_app_count" -ne "$NR_ITER" ]; then
	echo -e "$reg_app_count apps listed. Expected $NR_ITER \e[1;31mFAILED\e[0m"
else
	echo -e "\e[1;32mOK\e[0m"
fi

TRACE_PATH=$(mktemp -d)

create_lttng_session $SESSION_NAME $TRACE_PATH

enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
start_tracing $SESSION_NAME

echo "Sleeping $TEST_WAIT_SEC seconds for tracing to start everywhere"
echo "Warning: this arbitrary time can make the test fail on slower system"
sleep $TEST_WAIT_SEC

stop_tracing $SESSION_NAME
destroy_lttng_session $SESSION_NAME

rm -rf $TRACE_PATH

echo -e -n "Killing all spawned applications..."
killall -q $TEST_BIN_NAME >/dev/null 2>&1 &
echo -e "\e[1;32mOK\e[0m"
exit 0