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#!/bin/ksh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2009 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#
# This script ensures that we can enable a probe which specifies a platform
# specific event.
#
if [ $# != 1 ]; then
print -u2 "expected one argument: <dtrace-path>"
exit 2
fi
dtrace=$1
get_event()
{
perl /dev/stdin /dev/stdout << EOF
open CPUSTAT, '/usr/sbin/cpustat -h |'
or die "Couldn't run cpustat: \$!\n";
while (<CPUSTAT>) {
if (/(\s+)event\[*[0-9]-*[0-9]*\]*:/ && !/PAPI/) {
@a = split(/ /, \$_);
\$event = \$a[\$#a-1];
}
}
close CPUSTAT;
print "\$event\n";
EOF
}
script()
{
$dtrace -s /dev/stdin << EOD
#pragma D option quiet
#pragma D option bufsize=128k
cpc:::$1-all-10000
{
@[probename] = count();
}
tick-1s
/n++ > 5/
{
exit(0);
}
EOD
}
event=$(get_event)
script $event
status=$?
exit $status
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