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 # This program is free software; you can redistribute it and/or modify it
   7 # under the terms of the GNU General Public License, version 2 only, as
   8 # published by the Free Software Foundation.
   9 #
  10 # This program is distributed in the hope that it will be useful, but WITHOUT
  11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13 # more details.
  14 #
  15 # You should have received a copy of the GNU General Public License along with
  16 # this program; if not, write to the Free Software Foundation, Inc., 51
  17 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19 TEST_DESC="UST tracer - Perf counters"
  20
  21 CURDIR=$(dirname $0)/
  22 TESTDIR=$CURDIR/../..
  23 SESSION_NAME="perf_counters"
  24 EVENT_NAME="tp:tptest"
  25 NUM_TESTS=24
  26 NR_ITER=1
  27 NR_USEC_WAIT=1
  28 TESTAPP_PATH="$TESTDIR/utils/testapp"
  29 TESTAPP_NAME="gen-ust-events"
  30 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  31
  32 source $TESTDIR/utils/utils.sh
  33
  34 function enable_ust_lttng_event_per_chan()
  35 {
  36         sess_name="$1"
  37         event_name="$2"
  38         chan_name="$3"
  39
  40         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -c $chan_name -u >/dev/null 2>&1
  41         ok $? "Enable event $event_name for session $sess_name in channel $chan_name"
  42 }
  43
  44 function add_context_ust_skip_ok()
  45 {
  46         local session_name=$1
  47         local channel_name=$2
  48         local context_name=$3
  49         local skip_num=$4
  50
  51         local ret
  52
  53         "$TESTDIR/../src/bin/lttng/$LTTNG_BIN" add-context -u \
  54                 -s "$session_name" -c "$channel_name" \
  55                 -t "$context_name"  1>"$OUTPUT_DEST" 2>"$ERROR_OUTPUT_DEST"
  56         ret=$?
  57
  58         if [ "$ret" == "4" ]; then
  59                 skip 0 "Current UST lib doesn't implement '$context_name' context" "$skip_num"
  60         else
  61                 ok $ret "Add context command for type: $context_name"
  62         fi
  63
  64         return $ret
  65 }
  66
  67 # Only test parsing of the enabling by raw ID
  68 function test_parsing_raw()
  69 {
  70         TRACE_PATH=$(mktemp -d)
  71         SESSION_NAME="ust_event_basic"
  72         CHAN_NAME="mychan"
  73
  74         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  75
  76         enable_ust_lttng_channel_ok $SESSION_NAME $CHAN_NAME
  77
  78         enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME
  79
  80         add_context_ust_skip_ok $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110:test" 1
  81         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:rZZZ:test"
  82         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:b0110:test"
  83         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110:"
  84         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110::"
  85         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r:test"
  86         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r::"
  87         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw::"
  88         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw"
  89         add_context_ust_fail $SESSION_NAME $CHAN_NAME "perf:thread:raw:r0110:test:wrong"
  90
  91         destroy_lttng_session_ok $SESSION_NAME
  92
  93         rm -rf $TRACE_PATH
  94 }
  95
  96 function test_event_basic()
  97 {
  98         TRACE_PATH=$(mktemp -d)
  99         SESSION_NAME="ust_event_basic"
 100         CHAN_NAME="mychan"
 101
 102         local ret
 103
 104         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 105
 106         enable_ust_lttng_channel_ok $SESSION_NAME $CHAN_NAME
 107
 108         enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME
 109
 110         add_context_ust_skip_ok $SESSION_NAME $CHAN_NAME "perf:thread:page-fault" 4
 111         ret=$?
 112
 113         if [ "$ret" != "4" ]; then
 114                 start_lttng_tracing_ok
 115
 116                 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT >/dev/null 2>&1
 117
 118                 stop_lttng_tracing_ok
 119
 120                 validate_trace "perf_thread_page_fault" "$TRACE_PATH"
 121         fi
 122
 123         destroy_lttng_session_ok $SESSION_NAME
 124
 125         rm -rf "$TRACE_PATH"
 126 }
 127
 128 # MUST set TESTDIR before calling those functions
 129 plan_tests $NUM_TESTS
 130
 131 print_test_banner "$TEST_DESC"
 132
 133 if [ "$(id -u)" == "0" ]; then
 134         isroot=1
 135 else
 136         isroot=0
 137 fi
 138
 139 start_lttng_sessiond
 140
 141 test_parsing_raw
 142
 143 skip $isroot "Root access is needed. Skipping UST perf tests." 8 ||
 144 {
 145         test_event_basic
 146 }
 147
 148 stop_lttng_sessiond