if [ -e /sys/devices/virtual/bdi/179:0/read_ahead_kb ]
then
/system/xbin/echo "4096" > /sys/devices/virtual/bdi/179:0/read_ahead_kb;
fi;
if [ -e /sys/devices/virtual/bdi/179:8/read_ahead_kb ]
then
/system/xbin/echo "4096" > /sys/devices/virtual/bdi/179:8/read_ahead_kb;
fi;
if [ -e /sys/devices/virtual/bdi/default/read_ahead_kb ]
then
/system/xbin/echo "4096" > /sys/devices/virtual/bdi/default/read_ahead_kb;
fi;
if [ -e /sys/module/lowmemorykiller/parameters/adj ]; then
echo "0,1,2,4,6,15" > /sys/module/lowmemorykiller/parameters/adj
fi
if [ -e /sys/module/lowmemorykiller/parameters/minfree ]; then
echo "2560,4096,5632,10240,11776,14848" > /sys/module/lowmemorykiller/parameters/minfree
fi
if [ -e /proc/sys/vm/swappiness ]; then
echo "20" > /proc/sys/vm/swappiness
fi
if [ -e /proc/sys/vm/vfs_cache_pressure ]; then
echo "70" > /proc/sys/vm/vfs_cache_pressure
fi
if [ -e /proc/sys/vm/dirty_expire_centisecs ]; then
echo "3000" > /proc/sys/vm/dirty_expire_centisecs
fi
if [ -e /proc/sys/vm/dirty_writeback_centisecs ]; then
echo "450" > /proc/sys/vm/dirty_writeback_centisecs
fi
if [ -e /proc/sys/vm/dirty_ratio ]; then
echo "10" > /proc/sys/vm/dirty_ratio
fi
if [ -e /proc/sys/vm/dirty_background_ratio ]; then
echo "2" > /proc/sys/vm/dirty_background_ratio
fi
LOG_FILE=/data/zipalign.log;
ZIPALIGNDB=/data/zipalign.db;
if [ -e $LOG_FILE ]; then
rm $LOG_FILE;
fi;
if [ ! -f $ZIPALIGNDB ]; then
touch $ZIPALIGNDB;
fi;
echo "Starting FV Automatic ZipAlign $( date +"%m-%d-%Y %H:%M:%S" )" | tee -a $LOG_FILE;
for DIR in /system/app /data/app; do
cd $DIR;
for APK in *.apk; do
if [ $APK -ot $ZIPALIGNDB ] && [ $(grep "$DIR/$APK" $ZIPALIGNDB|wc -l) -gt 0 ]; then
echo "Already checked: $DIR/$APK" | tee -a $LOG_FILE;
else
ZIPCHECK=`/system/xbin/zipalign -c -v 4 $APK | grep FAILED | wc -l`;
if [ $ZIPCHECK == "1" ]; then
echo "Now aligning: $DIR/$APK" | tee -a $LOG_FILE;
/system/xbin/zipalign -v -f 4 $APK /data/local/$APK;
busybox mount -o rw,remount /system;
cp -f -p /data/local/$APK $APK;
grep "$DIR/$APK" $ZIPALIGNDB > /dev/null || echo $DIR/$APK >> $ZIPALIGNDB;
else
echo "Already aligned: $DIR/$APK" | tee -a $LOG_FILE;
grep "$DIR/$APK" $ZIPALIGNDB > /dev/null || echo $DIR/$APK >> $ZIPALIGNDB;
fi;
fi;
done;
done;
busybox mount -o ro,remount /system;
touch $ZIPALIGNDB;
echo "Automatic ZipAlign finished at $( date +"%m-%d-%Y %H:%M:%S" )" | tee -a $LOG_FILE;
MODULES="ipv6"
for i in $MODULES;
do
modprobe $i;
done
sysctl -p /etc/sysctl.conf;
LOOP=`ls -d /sys/block/loop*`;
blk0=`ls -d /sys/block/mmcblk0`;
blk1=`ls -d /sys/block/mmcblk1`;
MMC=`ls -d /sys/block/mmc*`;
for j in $blk0 $blk1; do
echo "0" > $j/queue/rotational;
echo "4096" > $j/queue/read_ahead_kb;
done;
for k in $(busybox mount | grep relatime | cut -d " " -f3) ; do
sync;
busybox mount -o remount,noatime $k;
done;
for i in /sys/block/*/queue/scheduler ; do
echo "noop" > $i;
done;
for a in $blk0 $blk1 $MMC ; do
echo "512" > $a/queue/nr_requests;
done;
for k in $(busybox mount | grep relatime | cut -d " " -f3) ; do
sync
busybox mount -o remount,noatime $k
done
STL=`ls -d /sys/block/stl*`;
BML=`ls -d /sys/block/bml*`;
MMC=`ls -d /sys/block/mmc*`;
ZRM=`ls -d /sys/block/zram*`;
MTD=`ls -d /sys/block/mtd*`;
for i in $STL $BML $MMC $TFSR; do
echo 0 > $i/queue/rotational
echo 1 > $i/queue/iosched/low_latency
echo 1 > $i/queue/iosched/back_seek_penalty
echo 1000000000 > $i/queue/iosched/back_seek_max
echo 3 > $i/queue/iosched/slice_idle
echo 16 > $i/queue/iosched/quantum
echo 1 > $i/queue/iosched/fifo_batch
echo sio > $i/queue/scheduler
done
if [ -n ${up_threshold} ];
then echo ${up_threshold} > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold
fi
if [ -n ${sampling_rate} ];
then echo ${sampling_rate} > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate
fi
if [ -e /sys/module/lowmemorykiller/parameters/adj ]; then
echo "0,1,2,4,7,15" > /sys/module/lowmemorykiller/parameters/adj
fi
if [ -e /sys/module/lowmemorykiller/parameters/minfree ]; then
echo "2560,4096,6144,12288,14336,18432" > /sys/module/lowmemorykiller/parameters/minfree
fi
if [ -e /sys/devices/virtual/bdi/179:0/read_ahead_kb ]; then
echo "3072" > /sys/devices/virtual/bdi/179:0/read_ahead_kb
fi
echo "deadline" > /sys/block/mmcblk0/queue/scheduler
echo "0" > /sys/block/mmcblk0/queue/rotational
echo "2048" > /sys/block/mmcblk0/queue/nr_requests
echo ${READ_AHEAD_KB} > /sys/block/mmcblk0/queue/read_ahead_kb
echo "deadline" > /sys/block/mmcblk1/queue/scheduler
echo "0" > /sys/block/mmcblk1/queue/rotational
echo "2048" > /sys/block/mmcblk1/queue/nr_requests
echo ${READ_AHEAD_KB} > /sys/block/mmcblk1/queue/read_ahead_kb
for i in \ `find /data -iname "*.db"` do \ sqlite3
$i 'VACUUM;'
done
echo "6144 87380 524288" > /proc/sys/net/ipv4/tcp_wmem
echo "6144 87380 524288" > /proc/sys/net/ipv4/tcp_rmem
setprop ro.telephony.call_ring.delay 0
setprop ring.delay 0
setprop windowsmgr.support_rotation_270 true
setprop ro.HOME_APP_ADJ 1
setprop ro.HOME_APP_MEM 2048
echo "500" > /proc/sys/vm/dirty_expire_centisecs
echo "1000" > /proc/sys/vm/dirty_writeback_centisecs
echo "0" > /proc/sys/net/ipv4/tcp_timestamps;
echo "1" > /proc/sys/net/ipv4/tcp_tw_reuse;
echo "1" > /proc/sys/net/ipv4/tcp_sack;
echo "1" > /proc/sys/net/ipv4/tcp_tw_recycle;
echo "1" > /proc/sys/net/ipv4/tcp_window_scaling;
echo "5" > /proc/sys/net/ipv4/tcp_keepalive_probes;
echo "30" > /proc/sys/net/ipv4/tcp_keepalive_intvl;
echo "30" > /proc/sys/net/ipv4/tcp_fin_timeout;
echo "404480" > /proc/sys/net/core/wmem_max;
echo "404480" > /proc/sys/net/core/rmem_max;
echo "256960" > /proc/sys/net/core/rmem_default;
echo "256960" > /proc/sys/net/core/wmem_default;
echo "4096,16384,404480" > /proc/sys/net/ipv4/tcp_wmem;
echo "4096,87380,404480" > /proc/sys/net/ipv4/tcp_rmem;
