# Copyright (C) 2021 The Android Open-Source Project
#
# 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.

on init
    # memory reserve tuning
    write /proc/sys/vm/min_free_kbytes 27386
    write /proc/sys/vm/lowmem_reserve_ratio "0 0 0"
    # khugepaged tuning
    write /sys/kernel/mm/transparent_hugepage/khugepaged/scan_sleep_millisecs 60000

on property:persist.vendor.zram.size=*
    setprop vendor.zram.size ${persist.vendor.zram.size}

on property:sys.boot_completed=1
    swapon_all /vendor/etc/fstab.zram.${vendor.zram.size}

on property:sys.boot_completed=1
    chmod 444 /sys/kernel/debug/page_owner