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 LTTNG_BIN="lttng"
  24 SESSION_NAME="perf_counters"
  25 EVENT_NAME="tp:tptest"
  26 NUM_TESTS=10
  27 NR_ITER=1
  28 NR_USEC_WAIT=1
  29 TESTAPP_PATH="$TESTDIR/utils/testapp"
  30 TESTAPP_NAME="gen-ust-events"
  31 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  32
  33 source $TESTDIR/utils/utils.sh
  34
  35 function enable_ust_lttng_event_per_chan()
  36 {
  37         sess_name="$1"
  38         event_name="$2"
  39         chan_name="$3"
  40
  41         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -c $chan_name -u >/dev/null 2>&1
  42         ok $? "Enable event $event_name for session $sess_name in channel $chan_name"
  43 }
  44
  45 function add_ust_lttng_context()
  46 {
  47         sess_name="$1"
  48         chan_name="$2"
  49         type="$3"
  50
  51         $TESTDIR/../src/bin/lttng/$LTTNG_BIN add-context -s $sess_name -c $chan_name -t $type -u >/dev/null 2>&1
  52         ok $? "Add context $type for session $sess_name in channel $chan_name"
  53 }
  54
  55 function test_event_basic()
  56 {
  57         TRACE_PATH=$(mktemp -d)
  58         SESSION_NAME="ust_event_basic"
  59         CHAN_NAME="mychan"
  60
  61         create_lttng_session $SESSION_NAME $TRACE_PATH
  62
  63         enable_ust_lttng_channel $SESSION_NAME $CHAN_NAME
  64
  65         enable_ust_lttng_event_per_chan $SESSION_NAME $EVENT_NAME $CHAN_NAME
  66
  67         add_ust_lttng_context $SESSION_NAME $CHAN_NAME "perf:thread:page-fault"
  68
  69         start_lttng_tracing
  70
  71         $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT >/dev/null 2>&1
  72
  73         stop_lttng_tracing
  74
  75         destroy_lttng_session $SESSION_NAME
  76
  77         validate_trace "perf_thread_page_fault" $TRACE_PATH
  78         rm -rf $TRACE_PATH
  79 }
  80
  81 uname -m|grep x86 >/dev/null
  82 if test $? != 0; then
  83         plan_tests 1
  84         ok 0 "This test only runs on x86"
  85         exit 0
  86 fi
  87
  88 # MUST set TESTDIR before calling those functions
  89 plan_tests $NUM_TESTS
  90
  91 print_test_banner "$TEST_DESC"
  92
  93 start_lttng_sessiond
  94
  95 test_event_basic
  96
  97 stop_lttng_sessiond