X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=tests%2Fregression%2Fust%2Fperiodical-metadata-flush%2Ftest_periodical_metadata_flush;h=ad9d33d521ddbbdb022040df5599f9a539777a12;hp=18d8a46c1b7ea213fe8299baabdffaf3c48b1b72;hb=8a251cb8ade9db2f560604fa53b3515ca0d60c22;hpb=b688191f72e58d2b5c317ca52b4c2b1743f2586c

diff --git a/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush b/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
index 18d8a46c1..ad9d33d52 100755
--- a/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
+++ b/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
@@ -41,7 +41,16 @@ function enable_channel_per_uid()
 	local sess_name=$1
 	local channel_name=$2
 
-	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name >/dev/null 2>&1
+	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --switch-timer 100000 >/dev/null 2>&1
+	ok $? "Enable channel $channel_name per UID for session $sess_name"
+}
+
+function enable_channel_per_pid()
+{
+	local sess_name=$1
+	local channel_name=$2
+
+	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name --switch-timer 100000 >/dev/null 2>&1
 	ok $? "Enable channel $channel_name per UID for session $sess_name"
 }
 
@@ -71,27 +80,60 @@ function wait_apps
 	done
 }
 
+function validate_trace()
+{
+	local out
+
+	out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
+	if [ $out -eq 0 ]; then
+		fail "Trace validation"
+		diag "No event(s) found. We are supposed to have at least one."
+		out=1
+	else
+		pass "Trace validation"
+		diag "Found $out event(s). Coherent."
+		out=0
+	fi
+
+	return $out
+}
+
 test_after_app_pid() {
 	local out
 
 	diag "Start application AFTER tracing is started"
 
-	# BEFORE application is spawned
 	create_lttng_session $SESSION_NAME $TRACE_PATH
 	enable_metadata_per_pid $SESSION_NAME
-	enable_ust_lttng_channel $SESSION_NAME "channel0"
-	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
+	enable_channel_per_pid $SESSION_NAME "channel0"
+	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 	start_lttng_tracing $SESSION_NAME
 
-	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+	# Start application after tracing
+	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
 	ok $? "Start application to trace"
 
+	# At least hit one event
+	sleep 2
+
+	# Make sure the application does not generate any more data,
+	# thus ensuring that we are not flushing a packet concurrently
+	# with validate_trace.
+	killall -SIGSTOP -q $TESTAPP_NAME
+
+	# Give time to the consumer to write inflight data.
+	sleep 2
+
+	validate_trace
+	out=$?
+
 	stop_lttng_tracing $SESSION_NAME
 	destroy_lttng_session $SESSION_NAME
 
-	trace_matches $EVENT_NAME $NR_ITER $TRACE_PATH
+	killall -SIGKILL -q $TESTAPP_NAME
+	wait_apps
 
-	return $?
+	return $out
 }
 
 test_before_app_pid() {
@@ -102,30 +144,31 @@ test_before_app_pid() {
 	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
 	ok $? "Start application to trace"
 
-	# BEFORE application is spawned
+	# Start application before tracing
 	create_lttng_session $SESSION_NAME $TRACE_PATH
 	enable_metadata_per_pid $SESSION_NAME
-	enable_ust_lttng_channel $SESSION_NAME "channel0"
-	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
+	enable_channel_per_pid $SESSION_NAME "channel0"
+	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 	start_lttng_tracing $SESSION_NAME
 
 	# At least hit one event
 	sleep 2
 
+	# Make sure the application does not generate any more data,
+	# thus ensuring that we are not flushing a packet concurrently
+	# with validate_trace.
+	killall -SIGSTOP -q $TESTAPP_NAME
+
+	# Give time to the consumer to write inflight data.
+	sleep 2
+
+	validate_trace
+	out=$?
+
 	stop_lttng_tracing $SESSION_NAME
 	destroy_lttng_session $SESSION_NAME
 
-	out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
-	if [ $out -eq 0 ]; then
-		fail "Trace validation"
-		diag "No event(s) found. We are supposed to have at least one."
-		out=1
-	else
-		pass "Trace validation"
-		diag "Found $out event(s). Coherent."
-		out=0
-	fi
-
+	killall -SIGKILL -q $TESTAPP_NAME
 	wait_apps
 
 	return $out
@@ -136,22 +179,37 @@ test_after_app_uid() {
 
 	diag "Start application AFTER tracing is started"
 
-	# BEFORE application is spawned
 	create_lttng_session $SESSION_NAME $TRACE_PATH
 	enable_metadata_per_uid $SESSION_NAME
 	enable_channel_per_uid $SESSION_NAME "channel0"
-	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
+	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 	start_lttng_tracing $SESSION_NAME
 
-	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+	# Start application after tracing
+	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
 	ok $? "Start application to trace"
 
+	# At least hit one event
+	sleep 2
+
+	# Make sure the application does not generate any more data,
+	# thus ensuring that we are not flushing a packet concurrently
+	# with validate_trace.
+	killall -SIGSTOP -q $TESTAPP_NAME
+
+	# Give time to the consumer to write inflight data.
+	sleep 2
+
+	validate_trace
+	out=$?
+
 	stop_lttng_tracing $SESSION_NAME
 	destroy_lttng_session $SESSION_NAME
 
-	trace_matches $EVENT_NAME $NR_ITER $TRACE_PATH
+	killall -SIGKILL -q $TESTAPP_NAME
+	wait_apps
 
-	return $?
+	return $out
 }
 
 test_before_app_uid() {
@@ -159,33 +217,34 @@ test_before_app_uid() {
 
 	diag "Start application BEFORE tracing is started"
 
+	# Start application before tracing
 	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
 	ok $? "Start application to trace"
 
-	# BEFORE application is spawned
 	create_lttng_session $SESSION_NAME $TRACE_PATH
 	enable_metadata_per_uid $SESSION_NAME
 	enable_channel_per_uid $SESSION_NAME "channel0"
-	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
+	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 	start_lttng_tracing $SESSION_NAME
 
 	# At least hit one event
 	sleep 2
 
+	# Make sure the application does not generate any more data,
+	# thus ensuring that we are not flushing a packet concurrently
+	# with validate_trace.
+	killall -SIGSTOP -q $TESTAPP_NAME
+
+	# Give time to the consumer to write inflight data.
+	sleep 2
+
+	validate_trace
+	out=$?
+
 	stop_lttng_tracing $SESSION_NAME
 	destroy_lttng_session $SESSION_NAME
 
-	out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
-	if [ $out -eq 0 ]; then
-		fail "Trace validation"
-		diag "No event(s) found. We are supposed to have at least one."
-		out=1
-	else
-		pass "Trace validation"
-		diag "Found $out event(s). Coherent."
-		out=0
-	fi
-
+	killall -SIGKILL -q $TESTAPP_NAME
 	wait_apps
 
 	return $out
@@ -211,7 +270,7 @@ start_lttng_sessiond
 while [ $i -lt $TEST_COUNT ]; do
 	TRACE_PATH=$(mktemp -d)
 	${TESTS[$i]}
-	#rm -rf $TRACE_PATH
+	rm -rf $TRACE_PATH
 	let "i++"
 done