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@islands04

islands04/zram.sh

Forked from sultanqasim/zram.sh
Created April 13, 2018 13:58
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  1. @sultanqasim sultanqasim created this gist Jun 21, 2016.
    15 changes: 15 additions & 0 deletions zram.sh
    View file
    Original file line number Diff line number Diff line change
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    #!/bin/bash

    # Raspberry Pi ZRAM script
    # Tuned for quad core, 1 GB RAM models
    # put me in /etc/init.d/zram.sh and make me executable
    # then run "sudo update-rc.d zram.sh defaults"

    modprobe zram
    echo 3 >/sys/devices/virtual/block/zram0/max_comp_streams
    echo lz4 >/sys/devices/virtual/block/zram0/comp_algorithm
    echo 268435456 >/sys/devices/virtual/block/zram0/mem_limit
    echo 536870912 >/sys/devices/virtual/block/zram0/disksize
    mkswap /dev/zram0
    swapon -p 0 /dev/zram0
    sysctl vm.swappiness=70