#!/usr/bin/env bash

set -e

function configure_linux {
	if mount | grep -qv hugetlbfs; then
		mkdir -p /mnt/huge
		mount -t hugetlbfs nodev /mnt/huge
	fi

	if [ "$1" = "" ]; then
		NRHUGE=1024
	else
		NRHUGE="$1"
	fi

	echo $NRHUGE > /proc/sys/vm/nr_hugepages
}

function configure_freebsd {
	kenv hw.contigmem.num_buffers=16
	kenv hw.contigmem.buffer_size=33554432
	kldload `find . -name contigmem.ko | head -1`
}

if [ `uname` = Linux ]; then
	configure_linux
else
	configure_freebsd
fi