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#!/usr/bin/env bash
##
## Copyright (c) 2010-2019 Intel Corporation
##
## Licensed under the Apache License, Version 2.0 (the "License");
## you may not use this file except in compliance with the License.
## You may obtain a copy of the License at
##
## http://www.apache.org/licenses/LICENSE-2.0
##
## Unless required by applicable law or agreed to in writing, software
## distributed under the License is distributed on an "AS IS" BASIS,
## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
## See the License for the specific language governing permissions and
## limitations under the License.
##
NCPUS="$(lscpu | egrep '^CPU\(s\):' | awk '{ print $2 }')"
MAXCOREID="$((NCPUS-1))"
filename="/etc/tuned/realtime-virtual-guest-variables.conf"
#logfile="/home/centos/prox_system_setup.log"
logfile="/opt/rapid/prox_system_setup.log"
if [ -f "$filename" ]
then
while read -r line
do
case $line in
isolated_cores=1-$MAXCOREID*)
echo "Isolated CPU(s) OK, no reboot: $line">>$logfile
sed -i 's/PubkeyAuthentication no/PubkeyAuthentication yes/g' /etc/ssh/sshd_config
service sshd restart
modprobe uio
insmod /opt/rapid/dpdk/build/kmod/igb_uio.ko
exit 0
;;
isolated_cores=*)
echo "Isolated CPU(s) NOK, change the config and reboot: $line">>$logfile
sed -i "/^isolated_cores=.*/c\isolated_cores=1-$MAXCOREID" $filename
tuned-adm profile realtime-virtual-guest
reboot
exit 0
;;
*)
echo "$line"
;;
esac
done < "$filename"
echo "isolated_cores=1-$MAXCOREID" >> $filename
echo "No Isolated CPU(s) defined in config, line added: $line">>$logfile
tuned-adm profile realtime-virtual-guest
reboot
else
echo "$filename not found.">>$logfile
fi
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