usr/src/cmd/dtrace/test/tst/common/cpc/err.cputrackfailtostart.ksh

   1 #!/bin/ksh
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22
  23 #
  24 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  25 # Use is subject to license terms.
  26
  27 #
  28 # This script ensures that cputrack(1M) will fail to start when the cpc
  29 # provider has active enablings.
  30 #
  31 # The script will fail if:
  32 #       1) The system under test does not define the 'PAPI_tot_ins' event.
  33 #
  34
  35 script()
  36 {
  37         $dtrace -o $dtraceout -s /dev/stdin <<EOF
  38         #pragma D option bufsize=128k
  39
  40         cpc:::PAPI_tot_ins-all-10000
  41         {
  42                 @[probename] = count();
  43         }
  44 EOF
  45 }
  46
  47
  48 if [ $# != 1 ]; then
  49         echo expected one argument: '<'dtrace-path'>'
  50         exit 2
  51 fi
  52
  53 dtrace=$1
  54 dtraceout=/tmp/dtrace.out.$$
  55 script 2>/dev/null &
  56 timeout=15
  57
  58 #
  59 # Sleep while the above script fires into life. To guard against dtrace dying
  60 # and us sleeping forever we allow 15 secs for this to happen. This should be
  61 # enough for even the slowest systems.
  62 #
  63 while [ ! -f $dtraceout ]; do
  64         sleep 1
  65         timeout=$(($timeout-1))
  66         if [ $timeout -eq 0 ]; then
  67                 echo "dtrace failed to start. Exiting."
  68                 exit 1
  69         fi
  70 done
  71
  72 cputrack -c PAPI_tot_ins sleep 10
  73 status=$?
  74
  75 rm $dtraceout
  76
  77 exit $status