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ksm-wrapper
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#!/bin/sh
# Runs the provided executable with ksm-preload.so , which enables KSM
# on heap-allocated memory.
# By Brice Arnould <[email protected]>
# Copyright (C) 2011 Gandi SAS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
readonly KSM_PATH=$(cd $(dirname $0) ; pwd)
readonly KSM_SO_GIT="${KSM_PATH}/libksm_preload.so"
readonly KSM_SO_CMAKE="${KSM_PATH}/../share/ksm_preload/libksm_preload.so"
if [ -x "${KSM_SO_GIT}" ]; then
readonly KSM_SO="${KSM_SO_GIT}"
elif [ -s "${KSM_SO_CMAKE}" ]; then
readonly KSM_SO="${KSM_SO_CMAKE}"
else
echo $KSM_SO_CMAKE
echo "Could not find libksm_preload.so. Have you compiled it with 'make' ?"
exit 1
fi
export LD_PRELOAD="${LD_PRELOAD} ${KSM_SO}"
exec "$@"