Tests: lttng-ust-getcpu-override-test cache and error-check sysconf()
[lttng-tools.git] / tests / regression / ust / nprocesses / test_nprocesses
CommitLineData
d3e8f6bb
DG
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
21dee66a
CB
17NUM_PROCESS=30
18TEST_DESC="UST tracer - Generate $NUM_PROCESS process"
d3e8f6bb 19
ec8f26de 20CURDIR=$(dirname $0)/
9ac429ef 21TESTDIR=$CURDIR/../../..
0fc2834c 22NR_ITER=-1 # infinite loop
21dee66a
CB
23NR_USEC_WAIT=1000000
24TESTAPP_PATH="$TESTDIR/utils/testapp"
25TESTAPP_NAME="gen-ust-events"
26TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
4220447f 27SESSION_NAME="ust-nprocesses"
21dee66a 28EVENT_NAME="tp:tptest"
4220447f
CB
29TEST_WAIT_SEC=5
30NUM_TESTS=9
0fc2834c 31APPS_PID=
d3e8f6bb 32
9ac429ef 33source $TESTDIR/utils/utils.sh
d3e8f6bb 34
21dee66a
CB
35if [ ! -x "$TESTAPP_BIN" ]; then
36 BAIL_OUT "No UST $TESTAPP_BIN binary detected."
ec8f26de
DG
37fi
38
d3e8f6bb
DG
39# MUST set TESTDIR before calling those functions
40
4220447f
CB
41plan_tests $NUM_TESTS
42
e3bef725
CB
43print_test_banner "$TEST_DESC"
44
fb3268e3 45start_lttng_sessiond
d3e8f6bb 46
0fc2834c 47# Start tests. Each is an infinite tracing loop.
d3e8f6bb 48
5fcaccbc
MD
49file_sync_after_first=$(mktemp -u)
50file_sync_before_last=$(mktemp -u)
51
0fc2834c 52diag "Starting $NUM_PROCESS test applications"
21dee66a 53for i in `seq 1 $NUM_PROCESS`
4220447f 54do
5fcaccbc 55 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} >/dev/null 2>&1 &
0fc2834c 56 APPS_PID="${APPS_PID} ${!}"
4220447f
CB
57done
58
0fc2834c
MD
59diag "Waiting for applications to be registered to sessiond"
60
7972aab2 61reg_app_count=0
21dee66a 62while [ $reg_app_count -ne $NUM_PROCESS ]; do
7972aab2 63 listing=$($TESTDIR/../src/bin/lttng/$LTTNG_BIN list -u)
21dee66a 64 reg_app_count=$(echo -n $listing | sed "s#$TESTAPP_BIN#$TESTAPP_BIN\n#g" | grep "$TESTAPP_BIN" | wc -l)
7972aab2 65done
4220447f 66
0fc2834c 67pass "All applications are registered to sessiond"
4220447f
CB
68
69TRACE_PATH=$(mktemp -d)
70
bf6ae429 71create_lttng_session_ok $SESSION_NAME $TRACE_PATH
4220447f 72
c4926bb5 73enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
e563bbdb 74start_lttng_tracing_ok $SESSION_NAME
d3e8f6bb 75
5fcaccbc
MD
76touch ${file_sync_before_last}
77
0fc2834c
MD
78# We don't validate whether the applications have traced here, rather
79# just that they registered to sessiond (above).
4220447f 80
96340a01 81stop_lttng_tracing_ok $SESSION_NAME
67b4c664 82destroy_lttng_session_ok $SESSION_NAME
4220447f 83
5fcaccbc 84#TODO: add trace validation.
c7613334 85
4220447f
CB
86rm -rf $TRACE_PATH
87
5dca3876 88diag "Stopping all spawned applications"
0fc2834c
MD
89for p in ${APPS_PID}; do
90 kill ${p}
91 wait ${p} 2>/dev/null
92done
c7613334 93APPS_PID=
5dca3876 94pass "Stopped all spawned applications"
4220447f 95
5fcaccbc
MD
96rm -f ${file_sync_after_first}
97rm -f ${file_sync_before_last}
98
4220447f 99stop_lttng_sessiond
This page took 0.05421 seconds and 4 git commands to generate.