cryoutilities simplification

tweak.sh

#!/bin/bash
# betlog - 2023-08-06--15-13-58
#
# https://github.com/CryoByte33/steam-deck-utilities/blob/main/docs/tweak-explanation.md
#
# get defaults
# hugepage=$(cat /sys/kernel/mm/transparent_hugepage/enabled)
# shmem=$(cat /sys/kernel/mm/transparent_hugepage/shmem_enabled)
# proactiveness=$(cat /proc/sys/vm/compaction_proactiveness)
# defrag=$(cat /sys/kernel/mm/transparent_hugepage/khugepaged/defrag)
# unfairness=$(cat /proc/sys/vm/page_lock_unfairness)
# echo "hugepage      : $hugepage"
# echo "shmem         : $shmem"
# echo "proactiveness : $proactiveness"
# echo "defrag        : $defrag"
# echo "unfairness    : $unfairness"
#
# betlogbeast defaults 2023-08-06--15-18-32
# hugepage      : always [madvise] never
# shmem         : always within_size advise [never] deny force
# proactiveness : 20
# defrag        : 1
# unfairness    : 5
#
# --------------------------------------------
# betlogbeast defaults 2023-08-06--15-18-32
def_hugepage=madvise
def_shmem=never
def_proactiveness=20
def_defrag=1
def_unfairness=5
f_setDefaultState() {
    echo $def_hugepage | sudo tee /sys/kernel/mm/transparent_hugepage/enabled
    echo $def_shmem | sudo tee /sys/kernel/mm/transparent_hugepage/shmem_enabled
    echo $def_proactiveness | sudo tee /proc/sys/vm/compaction_proactiveness
    echo $def_defrag | sudo tee /sys/kernel/mm/transparent_hugepage/khugepaged/defrag
    echo $def_unfairness | sudo tee /proc/sys/vm/page_lock_unfairness
}
# --------------------------------------------
tweak_hugepage=always
tweak_shmem=advise
tweak_proactiveness=0
tweak_defrag=0
tweak_unfairness=1
f_setTweakedState() {
    echo $tweak_hugepage | sudo tee /sys/kernel/mm/transparent_hugepage/enabled
    echo $tweak_shmem | sudo tee /sys/kernel/mm/transparent_hugepage/shmem_enabled
    echo $tweak_proactiveness | sudo tee /proc/sys/vm/compaction_proactiveness
    echo $tweak_defrag | sudo tee /sys/kernel/mm/transparent_hugepage/khugepaged/defrag
    echo $tweak_unfairness | sudo tee /proc/sys/vm/page_lock_unfairness
}
# --------------------------------------------
echo -ne "\\nselect\\nt) set tweaked state\\nd) set default state\\n"
read -n1 key
case $key in
    t|T) echo
         f_setTweakedState
    ;;
    d|D) echo
         f_setDefaultState
    ;;
    *) exit ;;
esac
echo ---done---