3 # Copyright (C) 2013 David Goulet <dgoulet@efficios.com>
5 # SPDX-License-Identifier: LGPL-2.1-only
10 LAUNCH_APP
="launch_ust_app"
12 EVENT_NAME
="tp:tptest"
13 LOG_FILE_SESSIOND
="sessiond.log"
14 LOG_FILE_RELAYD
="relayd.log"
15 CHANNEL_NAME
="channel0"
19 COREDUMP_FILE
=$
(cat /proc
/sys
/kernel
/core_pattern
)
23 TEST_DESC
="Stress test - $NR_SESSION sessions per UID streaming with $NR_APP apps"
25 source $TESTDIR/utils
/utils.sh
27 # MUST set TESTDIR before calling those functions
29 function enable_channel_per_uid
()
34 $TESTDIR/..
/src
/bin
/lttng
/$LTTNG_BIN enable-channel
--buffers-uid -u $channel_name -s $sess_name >/dev
/null
2>&1
35 ok $?
"Enable channel $channel_name per UID for session $sess_name"
38 function check_sessiond
()
40 if [ -z "$(lttng_pgrep lt-lttng-sessiond)" ]; then
41 local str_date
=$
(date +%H
%M
%S-
%d
%m
%Y
)
43 diag
"!!!The session daemon died unexpectedly!!!"
44 mv $LOG_FILE_SESSIOND $LOG_FILE_SESSIOND-$str_date
45 if [ -e $COREDUMP_FILE ]; then
46 mv $COREDUMP_FILE $COREDUMP_FILE-$str_date
52 function check_relayd
()
54 if [ -z "$(lttng_pgrep lt-lttng-relayd)" ]; then
55 local str_date
=$
(date +%H
%M
%S-
%d
%m
%Y
)
57 diag
"!!!The relay daemon died unexpectedly!!!"
58 mv $LOG_FILE_RELAYD $LOG_FILE_RELAYD-$str_date
59 if [ -e $COREDUMP_FILE ]; then
60 mv $COREDUMP_FILE $COREDUMP_FILE-$str_date
66 function start_sessiond
()
68 validate_kernel_version
70 fail
"Start session daemon"
71 BAIL_OUT
"*** Kernel too old for session daemon tests ***"
74 if [ -z $
(lttng_pgrep lt-
$SESSIOND_BIN) ]; then
75 # We have to start it like this so the ulimit -c is used by this
76 # process. Also, we collect any error message printed out.
77 $TESTDIR/..
/src
/bin
/lttng-sessiond
/$SESSIOND_BIN --quiet --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1
79 ok
$status "Start session daemon"
87 if [ -z $
(lttng_pgrep lt-
$RELAYD_BIN) ]; then
88 $TESTDIR/..
/src
/bin
/lttng-relayd
/$RELAYD_BIN $opt >$LOG_FILE_RELAYD 2>&1 &
89 ok $?
"Start lttng-relayd (opt: \"$opt\")"
95 for b
in $
(seq 1 $NR_LOOP); do
96 for a
in $
(seq 1 $NR_SESSION); do
97 create_lttng_session_uri
$SESSION_NAME-$a net
://localhost
100 enable_channel_per_uid
$SESSION_NAME-$a $CHANNEL_NAME
103 enable_ust_lttng_event_ok
$SESSION_NAME-$a $EVENT_NAME
106 start_lttng_tracing_ok
$SESSION_NAME-$a
111 for a
in $
(seq 1 $NR_SESSION); do
112 stop_lttng_tracing_ok
$SESSION_NAME-$a
115 destroy_lttng_session_ok
$SESSION_NAME-$a
127 for p
in ${APPS_PID}; do
129 wait ${p} 2>/dev
/null
136 function sighandler
()
139 rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD
143 trap sighandler SIGINT SIGTERM
145 # Make sure we collect a coredump if possible.
148 # MUST set TESTDIR before calling those functions
149 plan_tests
$NUM_TESTS
151 print_test_banner
"$TEST_DESC"
153 TRACE_PATH
=$
(mktemp
--tmpdir -d -t tmp.test_multi_sess_per_uid_5app_streaming.XXXXXX
)
155 start_relayd
"-o $TRACE_PATH"
158 diag
"Starting applications launcher"
160 # Start NR_APP applications script that will spawn apps non stop.
161 .
/$TESTDIR/stress
/$LAUNCH_APP $NR_APP &
162 APPS_PID
="${APPS_PID} ${!}"
166 if [ $out -ne 0 ]; then
173 rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD