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#!/bin/bash
source ./hw_vars
# Turn on transparent hugepage support
echo always > /sys/kernel/mm/transparent_hugepage/enabled
# Turn on ksm scanning and set scan parameters
echo 1 > /sys/kernel/mm/ksm/run
echo 1000 > /sys/kernel/mm/ksm/pages_to_scan
echo 20 > /sys/kernel/mm/ksm/sleep_millisecs
#set scan to run continuously for transparent hugepages
echo 0 > /sys/kernel/mm/transparent_hugepage/khugepaged/scan_sleep_millisecs
USEMEM_KSM_HUGEPAGES=./usemem_ksm_hugepages
# run as many instances as there are number of cpus
for i in `seq $nr_cpu`
do
$USEMEM_KSM_HUGEPAGES $((mem / nr_cpu / 2)) &
done
wait
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