[XPERIA X8 General] Superuser.Angga:
Build.prop tweaks

# Raise JPG quality to 100%
ro.media.enc.jpeg.quality=100

# VM Heapsize; 178MB RAM = 32 is better
dalvik.vm.heapsize=32m

# Render UI with GPU
debug.sf.hw=1

# Decrease dialing out delay
ro.telephony.call_ring.delay=0

# Helps scrolling responsiveness
windowsmgr.max_events_per_sec=150

# Save battery
wifi.supplicant_scan_interval=180
pm.sleep_mode=1
ro.ril.disable.power.collapse=0

# Disable debugging notify icon on statusbar
persist.adb.notify=0

# Increase overall touch responsiveness
debug.performance.tuning=1
video.accelerate.hw=1

# Photo and video recording quality tweak (2.3 Rom only)
ro.media.dec.jpeg.memcap=8000000
ro.media.enc.hprof.vid.bps=800000

# Photo and video recording quality tweak (2.2 Rom only)
ro.media.dec.jpeg.memcap=10000000
ro.media.enc.hprof.vid.bps=1000000

# Photo and video recording quality tweak (Official ROM only)
ro.media.dec.jpeg.memcap=10000000
ro.media.enc.hprof.vid.bps=1600000

# Internet tweaks
ro.ril.hsxpa=2
ro.ril.gprsclass=12
ro.ril.hep=1
ro.ril.hsdpa.category=10
ro.ril.enable.3g.prefix=1
ro.ril.htcmaskw1.bitmask=4294967295
ro.ril.htcmaskw1=14449
ro.ril.hsupa.category=6
ro.ril.def.agps.mode=2
ro.ril.def.agps.feature=1
ro.ril.enable.sdr=1
ro.ril.enable.gea3=1
ro.ril.enable.fd.plmn.prefix=23402,23410,23411
ro.ril.enable.a52=1
ro.ril.enable.a53=1
ro.ril.enable.dtm=1

# NetSpeed tweaks
net.tcp.buffersize.default=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.wifi=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.umts=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.gprs=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.edge=4096,87380,256960,4096,16384,256960

# Disable blackscreen issue after a call
ro.lge.proximity.delay=25
mot.proximity.delay=25

# Fix some application issues
ro.kernel.android.checkjni=0

# Phone will not wake up from hitting the volume rocker
ro.config.hwfeature_wakeupkey=0

# Force button lights on when screen is on
ro.mot.buttonlight.timeout=0

# Disable boot animation for faster boot
debug.sf.nobootanimation=1

# Enable Stagefright helps stream Video and Music Faster
media.stagefright.enable-player=true
media.stagefright.enable-meta=true
media.stagefright.enable-scan=true
media.stagefright.enable-http=true

# Enable display Dithering
persist.sys.use_dithering=1

# Enable purgeable assets
persist.sys.purgeable_assets=1

# For SD storage insert notification sound
persist.service.mount.playsnd=0

Local.prop tweaks

ro.FOREGROUND_APP_ADJ=0
ro.VISIBLE_APP_ADJ=3
ro.PERCEPTIBLE_APP_ADJ=2
ro.HEAVY_WEIGHT_APP_ADJ=4
ro.SECONDARY_SERVER_ADJ=5
ro.BACKUP_APP_ADJ=6
ro.HOME_APP_ADJ=2
ro.HIDDEN_APP_MIN_ADJ=7
ro.EMPTY_APP_ADJ=15
ro.FOREGROUND_APP_MEM=1536
ro.VISIBLE_APP_MEM=2048
ro.PERCEPTIBLE_APP_MEM=1024
ro.HEAVY_WEIGHT_APP_MEM=6656
ro.SECONDARY_SERVER_MEM=6656
ro.BACKUP_APP_MEM=7168
ro.HOME_APP_MEM=1024
ro.HIDDEN_APP_MEM=7168
ro.EMPTY_APP_MEM=8192

SuperCharger:

OOM grouping fixed + minfree tweaks

Credit: zeppelinrox

Download: Xda

Minfrees & Adj Stick

Instruction:

1.In /etc/hw_config.sh write this line

sh /etc/minfreeadjstick.sh

2.then, create a file (not folder) called minfreeadjstick.sh in /etc

3.open it and write this lines inside

# Script to make minfrees and adj stick (Credits to Zeppelinrox)

sleep 40

echo "0,3,5,7,14,15" > /sys/module/lowmemorykiller/parameters/adj
echo "1536,2048,6656,7168,7680,8192" > /sys/module/lowmemorykiller/parameters/minfree
echo "0" > /proc/sys/kernel/panic
echo "0" > /proc/sys/vm/oom_kill_allocating_task
echo "0" > /proc/sys/vm/panic_on_oom
echo "1" > /proc/sys/kernel/panic_on_oops
echo "0" > /proc/sys/kernel/panic
# end of script