Commit | Line | Data |
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6faa26ca JD |
1 | #!/bin/bash |
2 | # | |
9d16b343 | 3 | # Copyright (C) 2016 Julien Desfossez <jdesfossez@efficios.com> |
6faa26ca | 4 | # |
9d16b343 | 5 | # SPDX-License-Identifier: GPL-2.0-only |
6faa26ca | 6 | # |
6faa26ca JD |
7 | |
8 | TEST_DESC="Perf counters" | |
9 | ||
10 | CURDIR=$(dirname $0)/ | |
11 | TESTDIR=$CURDIR/.. | |
12 | LTTNG_BIN="lttng" | |
13 | SESSION_NAME="perf_counters" | |
95cdb5e3 | 14 | NUM_TESTS=21 |
6faa26ca JD |
15 | NR_ITER=1 |
16 | NR_USEC_WAIT=1 | |
17 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
18 | TESTAPP_NAME="gen-ust-events" | |
19 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" | |
20 | # Empty if libpfm is installed, "#" otherwise | |
21 | HAVE_LIBPFM="@LTTNG_TOOLS_BUILD_WITH_LIBPFM_TRUE@" | |
22 | ||
23 | source $TESTDIR/utils/utils.sh | |
24 | ||
25 | function enable_ust_lttng_event_per_chan() | |
26 | { | |
27 | sess_name="$1" | |
28 | event_name="$2" | |
29 | chan_name="$3" | |
30 | ||
31 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -c $chan_name -u >/dev/null 2>&1 | |
32 | ok $? "Enable event $event_name for session $sess_name in channel $chan_name" | |
33 | } | |
34 | ||
35 | function have_libpfm() | |
36 | { | |
37 | test -z $HAVE_LIBPFM | |
38 | ok $? "Have libpfm installed" | |
39 | } | |
40 | ||
41 | function test_ust_raw() | |
42 | { | |
43 | TRACE_PATH=$(mktemp -d) | |
44 | SESSION_NAME="ust_perf" | |
45 | CHAN_NAME="mychan" | |
46 | EVENT_NAME="tp:tptest" | |
47 | PMU="UNHALTED_REFERENCE_CYCLES" | |
48 | PERFID=$($CURDIR/find_event $PMU) | |
49 | test $? -eq "0" | |
50 | ok $? "Find PMU $PMU" | |
51 | ||
52 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH | |
53 | ||
54 | enable_ust_lttng_channel_ok $SESSION_NAME $CHAN_NAME | |
55 | ||
56 | enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME | |
57 | ||
58 | add_context_ust_ok $SESSION_NAME $CHAN_NAME "perf:thread:raw:${PERFID}:test" | |
59 | ||
60 | start_lttng_tracing_ok | |
61 | ||
6c4a91d6 | 62 | $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT >/dev/null 2>&1 |
6faa26ca JD |
63 | |
64 | stop_lttng_tracing_ok | |
65 | ||
66 | destroy_lttng_session_ok $SESSION_NAME | |
67 | ||
68 | validate_trace "perf_thread_raw_${PERFID}_test" $TRACE_PATH | |
69 | ||
70 | rm -rf $TRACE_PATH | |
71 | } | |
72 | ||
73 | function test_kernel_raw() | |
74 | { | |
75 | TRACE_PATH=$(mktemp -d) | |
76 | SESSION_NAME="kernel_perf" | |
77 | CHAN_NAME="mychan" | |
78 | EVENT_NAME="lttng_test_filter_event" | |
79 | PMU="UNHALTED_REFERENCE_CYCLES" | |
80 | PERFID=$($CURDIR/find_event $PMU) | |
81 | test $? -eq "0" | |
82 | ok $? "Find PMU $PMU" | |
83 | ||
84 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH | |
85 | ||
86 | lttng_enable_kernel_channel_ok $SESSION_NAME $CHAN_NAME | |
87 | ||
88 | enable_kernel_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHAN_NAME | |
89 | ||
90 | add_context_kernel_ok $SESSION_NAME $CHAN_NAME "perf:cpu:raw:${PERFID}:test" | |
91 | ||
92 | start_lttng_tracing_ok | |
93 | ||
94 | echo -n 10 > /proc/lttng-test-filter-event | |
95 | ||
96 | stop_lttng_tracing_ok | |
97 | ||
98 | destroy_lttng_session_ok $SESSION_NAME | |
99 | ||
100 | validate_trace "perf_cpu_raw_${PERFID}_test" $TRACE_PATH | |
101 | ||
102 | rm -rf $TRACE_PATH | |
103 | } | |
104 | ||
105 | if [ "$(id -u)" == "0" ]; then | |
106 | isroot=1 | |
107 | else | |
108 | isroot=0 | |
109 | fi | |
110 | ||
111 | # MUST set TESTDIR before calling those functions | |
112 | plan_tests $NUM_TESTS | |
113 | ||
114 | print_test_banner "$TEST_DESC" | |
115 | ||
116 | start_lttng_sessiond | |
117 | ||
118 | have_libpfm | |
119 | ||
120 | test_ust_raw | |
121 | ||
122 | skip $isroot "Root access is needed for kernel testing, skipping." 9 || | |
123 | { | |
124 | modprobe lttng-test | |
125 | test_kernel_raw | |
126 | rmmod lttng-test | |
127 | } | |
128 | ||
129 | stop_lttng_sessiond |