Honeycomb Optimierungen fürs Hannspad

#!/bin/bash
# Archimed tweak

#Kernel Tweaks et RAM"
echo 1536,2048,5632,6144,6656,6656 > /sys/module/lowmemorykiller/parameters/minfree;
echo 0,3,5,7,14,15 > /sys/module/lowmemorykiller/parameters/adj;
echo 0 > /sys/module/lowmemorykiller/parameters/debug_level;
echo 0 >/proc/sys/vm/oom_kill_allocating_task
echo 0 >/proc/sys/vm/panic_on_oom
sysctl -w kernel.panic_on_oops=1
sysctl -w kerenel.panic=0

# NEVER kill the launcher, speedup Home return but less free memory
echo -17 > /proc/`pidof com.android.launcher`/oom_adj;

# Switch CPU frequency to lowest in sleep mode
(while [ 1 ]; 
do
    AWAKE=`cat /sys/power/wait_for_fb_wake`;
    if [ $AWAKE = "awake" ]; then
    echo 1000000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq;
    echo 216000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq;

    echo 3000 > /proc/sys/vm/dirty_expire_centisecs;
    echo 1000 > /proc/sys/vm/dirty_writeback_centisecs;

    CPUFREQ=`cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq`;
    log -p i -t screenstate_scaling "AWAKE -> switching max CPU frequency $CPUFREQ"
    fi

    sleep 2;
 
    SLEEP=`cat /sys/power/wait_for_fb_sleep`;
    if [ $SLEEP = "sleeping" ]; then
    echo 216000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq;
    echo 216000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq;    
    
    echo 40000 > /proc/sys/vm/dirty_expire_centisecs;
    echo 60000 > /proc/sys/vm/dirty_writeback_centisecs;

    #free pagecache, dentries and inodes:
    echo 3 > /proc/sys/vm/drop_caches

    CPUFREQ=`cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq`;
    log -p i -t screenstate_scaling "SLEEP -> switching max CPU frequency $CPUFREQ"
    fi
    
    sleep 2;    
done &);