usr/src/cmd/dtrace/test/tst/common/pid/tst.manypids.ksh

   1 #
   2 # CDDL HEADER START
   3 #
   4 # The contents of this file are subject to the terms of the
   5 # Common Development and Distribution License (the "License").
   6 # You may not use this file except in compliance with the License.
   7 #
   8 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9 # or http://www.opensolaris.org/os/licensing.
  10 # See the License for the specific language governing permissions
  11 # and limitations under the License.
  12 #
  13 # When distributing Covered Code, include this CDDL HEADER in each
  14 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15 # If applicable, add the following below this CDDL HEADER, with the
  16 # fields enclosed by brackets "[]" replaced with your own identifying
  17 # information: Portions Copyright [yyyy] [name of copyright owner]
  18 #
  19 # CDDL HEADER END
  20 #
  21
  22 #
  23 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26 # ident "%Z%%M% %I%     %E% SMI"
  27
  28 if [ $# != 1 ]; then
  29         echo expected one argument: '<'dtrace-path'>'
  30         exit 2
  31 fi
  32
  33 dtrace=$1
  34
  35 set -A pids
  36
  37 for lib in `ls -1 /lib/lib*.so.1 | grep -v ld.so.1`; do
  38         preload=$lib:${preload}
  39 done
  40
  41 export LD_PRELOAD=$preload
  42
  43 let numkids=100
  44 let i=0
  45
  46 tmpfile=/tmp/dtest.$$
  47
  48 while [ "$i" -lt "$numkids" ]; do
  49         sleep 500 &
  50         pids[$i]=$!
  51         let i=i+1
  52 done
  53
  54 export LD_PRELOAD=
  55
  56 let i=0
  57
  58 echo "tick-1sec\n{\n\texit(0);\n}\n" > $tmpfile
  59
  60 while [ "$i" -lt "$numkids" ]; do
  61         echo "pid${pids[$i]}::malloc:entry\n{}\n" >> $tmpfile
  62         let i=i+1
  63 done
  64
  65 $dtrace -s $tmpfile
  66 status=$?
  67
  68 rm $tmpfile
  69 pkill sleep
  70 exit $status