tests/regression/ust/low-throughput/test_low_throughput

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
   4 #
   5 # SPDX-License-Identifier: LGPL-2.1-only
   6
   7 TEST_DESC="UST tracer - Testing low events throughput"
   8
   9 CURDIR=$(dirname $0)/
  10 TESTDIR=$CURDIR/../../..
  11 BIN_NAME="gen-events"
  12 SESSION_NAME="low-throughput"
  13 EVENT_NAME="tp:slow"
  14 NUM_TESTS=8
  15
  16 source $TESTDIR/utils/utils.sh
  17
  18 if [ ! -x "$CURDIR/$BIN_NAME" ]; then
  19         BAIL_OUT "No UST nevents binary detected."
  20 fi
  21
  22 TRACE_PATH=$(mktemp --tmpdir -d tmp.test_low_throughput_ust_trace_path.XXXXXX)
  23
  24 # MUST set TESTDIR before calling those functions
  25
  26 plan_tests $NUM_TESTS
  27
  28 print_test_banner "$TEST_DESC"
  29
  30 start_lttng_sessiond
  31
  32 create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  33
  34 enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  35 start_lttng_tracing_ok $SESSION_NAME
  36
  37 # This is going to take 20 minutes
  38 ./$CURDIR/$BIN_NAME >/dev/null 2>&1
  39
  40 stop_lttng_tracing_ok $SESSION_NAME
  41 destroy_lttng_session_ok $SESSION_NAME
  42
  43 stop_lttng_sessiond
  44
  45 # Validate test
  46
  47 last_val=0
  48 out=0
  49
  50 babeltrace $TRACE_PATH | while read event;
  51 do
  52         val=$(echo $event | cut -f10 -d" ")
  53         val=${val%?}
  54         th=$(echo $event | cut -f13 -d " ")
  55
  56         if [ $th = '"one"' ]; then
  57                 ((last_val++))
  58                 # We expect here a continous value from 1 to 20
  59                 if [ $last_val -ne $val ]; then
  60                         diag "One minute event failed ($val)"
  61                         out=1
  62                         break
  63                 fi
  64         elif [ $th = '"ten"' ]; then
  65                 # Test 10 minutes counter
  66                 if [ $val -ne 10 ]; then
  67                         # Test 20 minutes counter
  68                         if [ $val -ne 20 ]; then
  69                                 diag "Ten minutes event failed ($val)"
  70                                 out=1
  71                                 break
  72                         fi
  73                 fi
  74         elif [ $th = '"twenty"' ]; then
  75                 # Test 20 minutes counter
  76                 if [ $val -ne 20 ]; then
  77                         diag "Twenty minutes event failed ($val)"
  78                         out=1
  79                         break
  80                 fi
  81         fi
  82 done
  83
  84 ok $out "Trace validation"
  85
  86 rm -rf $TRACE_PATH