tests/regression/ust/test_event_perf

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2013 Christian Babeux <christian.babeux@efficios.com>
   4 # Copyright (C) 2014 Julien Desfossez <jdesfossez@efficios.com>
   5 #
   6 # SPDX-License-Identifier: GPL-2.0-only
   7
   8 TEST_DESC="UST tracer - Perf counters"
   9
  10 CURDIR=$(dirname $0)/
  11 TESTDIR=$CURDIR/../..
  12 SESSION_NAME="perf_counters"
  13 EVENT_NAME="tp:tptest"
  14 NUM_TESTS=24
  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
  21 source $TESTDIR/utils/utils.sh
  22
  23 function enable_ust_lttng_event_per_chan()
  24 {
  25         sess_name="$1"
  26         event_name="$2"
  27         chan_name="$3"
  28
  29         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -c $chan_name -u >/dev/null 2>&1
  30         ok $? "Enable event $event_name for session $sess_name in channel $chan_name"
  31 }
  32
  33 function add_context_ust_skip_ok()
  34 {
  35         local session_name=$1
  36         local channel_name=$2
  37         local context_name=$3
  38         local skip_num=$4
  39
  40         local ret
  41
  42         "$TESTDIR/../src/bin/lttng/$LTTNG_BIN" add-context -u \
  43                 -s "$session_name" -c "$channel_name" \
  44                 -t "$context_name"  1>"$OUTPUT_DEST" 2>"$ERROR_OUTPUT_DEST"
  45         ret=$?
  46
  47         if [ "$ret" == "4" ]; then
  48                 skip 0 "Current UST lib doesn't implement '$context_name' context" "$skip_num"
  49         else
  50                 ok $ret "Add context command for type: $context_name"
  51         fi
  52
  53         return $ret
  54 }
  55
  56 # Only test parsing of the enabling by raw ID
  57 function test_parsing_raw()
  58 {
  59         TRACE_PATH=$(mktemp -d)
  60         SESSION_NAME="ust_event_basic"
  61         CHAN_NAME="mychan"
  62
  63         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  64
  65         enable_ust_lttng_channel_ok $SESSION_NAME $CHAN_NAME
  66
  67         enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME
  68
  69         add_context_ust_skip_ok $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110:test" 1
  70         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:rZZZ:test"
  71         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:b0110:test"
  72         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110:"
  73         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110::"
  74         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r:test"
  75         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r::"
  76         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw::"
  77         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw"
  78         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110:test:wrong"
  79
  80         destroy_lttng_session_ok $SESSION_NAME
  81
  82         rm -rf $TRACE_PATH
  83 }
  84
  85 function test_event_basic()
  86 {
  87         TRACE_PATH=$(mktemp -d)
  88         SESSION_NAME="ust_event_basic"
  89         CHAN_NAME="mychan"
  90
  91         local ret
  92
  93         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  94
  95         enable_ust_lttng_channel_ok $SESSION_NAME $CHAN_NAME
  96
  97         enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME
  98
  99         add_context_ust_skip_ok $SESSION_NAME $CHAN_NAME "perf:thread:page-fault" 4
 100         ret=$?
 101
 102         if [ "$ret" != "4" ]; then
 103                 start_lttng_tracing_ok
 104
 105                 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT >/dev/null 2>&1
 106
 107                 stop_lttng_tracing_ok
 108
 109                 validate_trace "perf_thread_page_fault" "$TRACE_PATH"
 110         fi
 111
 112         destroy_lttng_session_ok $SESSION_NAME
 113
 114         rm -rf "$TRACE_PATH"
 115 }
 116
 117 # MUST set TESTDIR before calling those functions
 118 plan_tests $NUM_TESTS
 119
 120 print_test_banner "$TEST_DESC"
 121
 122 if [ "$(id -u)" == "0" ]; then
 123         isroot=1
 124 else
 125         isroot=0
 126 fi
 127
 128 start_lttng_sessiond
 129
 130 test_parsing_raw
 131
 132 skip $isroot "Root access is needed. Skipping UST perf tests." 8 ||
 133 {
 134         test_event_basic
 135 }
 136
 137 stop_lttng_sessiond