#!/bin/bash
#
-# Copyright (C) - 2015 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
-# Copyright (C) - 2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+# Copyright (C) 2015 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
+# Copyright (C) 2016 Mathieu Desnoyers <mathieu.desnoyers@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
+# SPDX-License-Identifier: LGPL-2.1-only
+
TEST_DESC="UST - Blocking mode"
CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
SESSION_NAME="blocking"
+CHANNEL_NAME="testchan"
TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
EVENT_NAME="tp:tptest"
-NUM_TESTS=45
+NUM_TESTS=49
source $TESTDIR/utils/utils.sh
# Run app on CPU 0 to ensure we only write in a single ring buffer.
function run_app()
{
- taskset 0x00000001 $TESTAPP_BIN $NUM_EVENT
+ taskset 0x00000001 $TESTAPP_BIN -i $NUM_EVENT
ok $? "Application done"
}
function test_ust_implicit_no_blocking()
{
- NUM_EVENT=500000
+ NUM_EVENT=5000000
diag "UST implicit non-blocking mode (default): will hang if fails"
- # Test without the plugin
start_lttng_sessiond
+ # session in no-output mode
create_lttng_session_no_output $SESSION_NAME
enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
start_lttng_tracing_ok $SESSION_NAME
ok 0 "Does not hang"
}
-function test_ust_explicit_no_blocking()
+function test_ust_implicit_no_blocking_with_channel_blocking()
{
- NUM_EVENT=500000
- diag "UST explicit non-blocking mode: will hang if fails"
+ NUM_EVENT=5000000
+ diag "UST implicit non-blocking mode (default) with blocking-timeout=inf channel: will hang if fails"
- # Test without the plugin
start_lttng_sessiond
+ # session in no-output mode
create_lttng_session_no_output $SESSION_NAME
- enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
+ enable_ust_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME "--blocking-timeout=inf"
+ enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME" $CHANNEL_NAME
start_lttng_tracing_ok $SESSION_NAME
- LTTNG_UST_BLOCKING_RETRY_TIMEOUT=0 run_app
+ run_app
stop_lttng_tracing_ok $SESSION_NAME
destroy_lttng_session_ok $SESSION_NAME
stop_lttng_sessiond
function test_ust_timeout_no_blocking()
{
NUM_EVENT=12500
- diag "UST 1ms timeout retry mode: will hang if fails"
+ diag "UST 1ms timeout blocking mode: will hang if fails"
start_lttng_sessiond
+ # session in no-output mode
create_lttng_session_no_output $SESSION_NAME
- enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
+ # blocking timeout 1ms
+ enable_ust_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME "--blocking-timeout=1000"
+ enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME" $CHANNEL_NAME
start_lttng_tracing_ok $SESSION_NAME
- # retry timeout 1ms
- LTTNG_UST_BLOCKING_RETRY_TIMEOUT=1 run_app
+ LTTNG_UST_ALLOW_BLOCKING=1 run_app
stop_lttng_tracing_ok $SESSION_NAME
destroy_lttng_session_ok $SESSION_NAME
stop_lttng_sessiond
function test_ust_snapshot_no_blocking()
{
- NUM_EVENT=500000
+ NUM_EVENT=5000000
diag "UST blocking mode: don't block in snapshot mode"
# Test without the plugin
start_lttng_sessiond
create_lttng_session_ok $SESSION_NAME $TRACE_PATH --snapshot
- enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
+ # blocking timeout 1ms
+ enable_ust_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME "--blocking-timeout=1000"
+ enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME" $CHANNEL_NAME
start_lttng_tracing_ok $SESSION_NAME
- LTTNG_UST_BLOCKING_RETRY_TIMEOUT=-1 run_app
+ LTTNG_UST_ALLOW_BLOCKING=1 run_app
stop_lttng_tracing_ok $SESSION_NAME
destroy_lttng_session_ok $SESSION_NAME
stop_lttng_sessiond
function test_ust_blocking_no_discard()
{
- NUM_EVENT=500000
+ NUM_EVENT=5000000
diag "UST blocking mode: no event discarded"
# Test without the plugin
start_lttng_sessiond
create_lttng_session_ok $SESSION_NAME $TRACE_PATH
- enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
+ # infinite blocking timeout
+ enable_ust_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME "--blocking-timeout=inf"
+ enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME" $CHANNEL_NAME
start_lttng_tracing_ok $SESSION_NAME
- # infinite retry timeout
- LTTNG_UST_BLOCKING_RETRY_TIMEOUT=-1 run_app
+ LTTNG_UST_ALLOW_BLOCKING=1 run_app
stop_lttng_tracing_ok $SESSION_NAME
destroy_lttng_session_ok $SESSION_NAME
stop_lttng_sessiond
TESTS=(
"test_ust_implicit_no_blocking"
- "test_ust_explicit_no_blocking"
+ "test_ust_implicit_no_blocking_with_channel_blocking"
"test_ust_timeout_no_blocking"
"test_ust_snapshot_no_blocking"
"test_ust_blocking_no_discard"
while [ "$i" -lt "$TEST_COUNT" ]; do
- TRACE_PATH=$(mktemp -d)
+ TRACE_PATH=$(mktemp --tmpdir -d tmp.test_blocking_ust_trace_path.XXXXXX)
# Execute test
${TESTS[$i]}
projects / lttng-tools.git / blobdiff