#!/bin/bash

##############################################################################
## Copyright (c) 2015 Intel Corp.
##
## All rights reserved. This program and the accompanying materials
## are made available under the terms of the Apache License, Version 2.0
## which accompanies this distribution, and is available at
## http://www.apache.org/licenses/LICENSE-2.0
###############################################################################

# Number of huge pages to create and on which NUMA node
numa_node=1
huge_pages=2

# QEMU executable path and number of cpus for guest
qemu=/usr/local/bin/qemu-system-x86_64
guest_cpus=2

# Isolated cpus for nfv, must be given as a range '-' and Numa node1 CPU's should be considered
host_isolcpus=`lscpu | grep "NUMA node1 CPU(s)"| awk -F ':' '{print \$2}' | sed 's/[[:space:]]//g'`
first=$(echo ${host_isolcpus} | cut -f1 -d-)
last=$(echo ${host_isolcpus} | cut -f2 -d-)

# Bind cpus from host_isolcpus range for QEMU processor threads
i=0
while [ ${i} -lt ${guest_cpus} ]; do
 qemu_cpu[$i]=${first}
 i=`expr $i + 1`
 first=`expr $first + 1`
done

#Isolated cpus from host_isolcpus range to run Stress tool
stress_isolcpus=${first}-${last}
echo "Stress tool runs on $stress_isolcpus"