[Samsung Galaxy Tab Plus] aloysius987:
May have some overlaps. these are what i collected over the months

# EXtended Tweaks

persist.sys.use_dithering=0

ro.telephony.call_ring.delay=0

ro.lge.proximity.delay=20

mot.proximity.delay=25

ro.config.hwfeature_wakeupkey=0

ro.mot.eri.losalert.delay=1000

video.accelerate.hw=1

debug.sf.hw=1

debug.performance.tuning=1

media.stagefright.enable-player=true

media.stagefright.enable-meta=true

media.stagefright.enable-scan=true

media.stagefright.enable-http=true

pm.sleep_mode=1

ro.ril.disable.power.collapse=0

ro.kernel.android.checkjni=0

ro.secure=0

ro.debuggable=1

windowsmgr.max_events_per_sec=400

ro.min.fling_velocity=4000

ro.max.fling_velocity=8000

wifi.supplicant_scan_interval=180

ro.media.dec.jpeg.memcap=8000000

ro.media.enc.hprof.vid.bps=8000000

ro.media.enc.jpeg.quality=100

debug.composition.type=gpu

ro.min_pointer_dur=1

persist.android.strictmode=0

persist.sys.use_16bpp_alpha=1

persist.sampling_profiler=0

ro.config.play.bootsound=0

# Dalvik VM Tweaks

dalvik.vm.startheapsize=4m

dalvik.vm.heapsize=48m

dalvik.vm.dexopt-data-only=1

dalvik.vm.execution-mode=int:jit

dalvik.vm.verify-bytecode=false

dalvik.vm.dexopt-flags=v=n,o=v

dalvik.vm.lockprof.threshold=500

# WiFi speed Tweaks

net.ipv4.tcp_ecn=0

net.ipv4.route.flush=1

net.ipv4.tcp_rfc1337=1

net.ipv4.ip_no_pmtu_disc=0

net.ipv4.tcp_sack=1

net.ipv4.tcp_fack=1

net.ipv4.tcp_window_scaling=1

net.ipv4.tcp_timestamps=1

net.ipv4.tcp_rmem=4096 39000 187000

net.ipv4.tcp_wmem=4096 39000 187000

net.ipv4.tcp_mem=187000 187000 187000

net.ipv4.tcp_no_metrics_save=1

net.ipv4.tcp_moderate_rcvbuf=1

# 3G Tweaks

ro.ril.hsxpa=3

ro.ril.gprsclass=32

ro.ril.hsdpa=28

ro.ril.hsdpa.category=28

ro.ril.htcmaskw1.bitmask=4294967295

ro.ril.htcmaskw1=14449

ro.ril.hsupa.category=9

ro.ril.enable.a52=0

ro.ril.enable.a53=1

ro.ril.enable.dtm=1

# Net speed tweaks

net.tcp.buffersize.default=4096,87380,110208,4096,16384,110208

net.tcp.buffersize.wifi=4095,87380,110208,4096,16384,110208

net.tcp.buffersize.umts=4094,87380,110208,4096,16384,110208

net.tcp.buffersize.edge=4093,26280,35040,4096,16384,35040

net.tcp.buffersize.gprs=4092,8760,11680,4096,8760,11680

net.tcp.buffersize.hsdpa=6144,262144,1048576,6144,262144,1048576

net.tcp.buffersize.evdo_b=6144,262144,1048576,6144,262144,1048576

net.tcp.buffersize.hspa=6144,87380,262144,6144,16384,262144

# V6 SuperCharger, OOM Grouping & Priority Fixes created by zeppelinrox.

# DO NOT DELETE COMMENTS. DELETING COMMENTS WILL BREAK UNINSTALL ROUTINE!

# BEGIN OOM_MEM_Settings

ro.FOREGROUND_APP_MEM=2048

ro.VISIBLE_APP_MEM=3072

ro.PERCEPTIBLE_APP_MEM=4096

ro.HEAVY_WEIGHT_APP_MEM=4096

ro.SECONDARY_SERVER_MEM=6144

ro.BACKUP_APP_MEM=6144

ro.HOME_APP_MEM=6144

ro.HIDDEN_APP_MEM=7168

ro.CONTENT_PROVIDER_MEM=5632

ro.EMPTY_APP_MEM=8192

# END OOM_MEM_Settings

# BEGIN OOM_ADJ_Settings

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=6

ro.BACKUP_APP_ADJ=7

ro.HOME_APP_ADJ=1

ro.HIDDEN_APP_MIN_ADJ=9

ro.EMPTY_APP_ADJ=15

# END OOM_ADJ_Settings

# End of V6 SuperCharged Entries

#Other Tweaks Added By V6

ENFORCE_PROCESS_LIMIT=false

MAX_SERVICE_INACTIVITY=false

MIN_HIDDEN_APPS=false

MAX_HIDDEN_APPS=false

CONTENT_APP_IDLE_OFFSET=false

EMPTY_APP_IDLE_OFFSET=false

MAX_ACTIVITIES=false

ACTIVITY_INACTIVE_RESET_TIME=false

MAX_RECENT_TASKS=false

MIN_RECENT_TASKS=false

APP_SWITCH_DELAY_TIME=false

MAX_PROCESSES=false

PROC_START_TIMEOUT=false

CPU_MIN_CHECK_DURATION=false

GC_TIMEOUT=false

SERVICE_TIMEOUT=false

MIN_CRASH_INTERVAL=false

#Disable_Google_OTA_Checkin

ro.config.nocheckin=1

#Disable_Google_Reports

profiler.force_disable_err_rpt=1

profiler.force_disable_ulog=1

#Enable_Google_DNS_Servers

net.dns1=8.8.8.8

net.dns2=8.8.4.4

# Qualcom Tweaks

debug.qctwa.statusbar=1

debug.qctwa.perservebuf=1

com.qc.hardware=true

( if you have qualcomm processors only)

GUYS DO REMEMBER MY V6 Supercharger entries only work on gingerbread roms, and every device has difference values. if it does work well for you, good. or else delete them! (if you are on gingerbread rom, you can install v6 then pull the build.prop after setting up v6 and use values from there)