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admin

?????????build.prop??

??????build.prop????????rom?????????

??????xda-developers

1 ?Build.prop (??/system/build.prop ??(??root, ????????????root explorer)

??build.prop???????,????????

1. ???Home??????ro.HOME_APP_ADJ=1

????

2 [/hide]

2.?? JPG ??? 100%ro.media.enc.jpeg.quality=100

????

3

3. VM ?????; ?? RAMdalvik.vm.heapsize=48m

????

4

4. ?? GPU ??UIdebug.sf.hw=1

????

5

5. ??????????ro.telephony.call_ring.delay=0

????

6

6.??????windowsmgr.max_events_per_sec=150

????

7 7.????wifi.supplicant_scan_interval=180

8 pm.sleep_mode=1

9 ro.ril.disable.power.collapse=0

????

10

8. ???????????????persist.adb.notify=0

????

11

9. ?????????debug.performance.tuning=1

12 video.accelerate.hw=1

????

13

10. ???????ro.media.dec.jpeg.memcap=8000000

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

????

15

11. (3G) ????ro.ril.hsxpa=2 ro.ril.gprsclass=10

16 ro.ril.hep=1 ro.ril.enable.dtm=1

17 ro.ril.hsdpa.category=10

18 ro.ril.enable.a53=1

19 ro.ril.enable.3g.prefix=1

20 ro.ril.htcmaskw1.bitmask=4294967295

21 ro.ril.htcmaskw1=14449

22 ro.ril.hsupa.category=5

????

23

12. ??????net.tcp.buffersize.default=4096,87380,256960,4096,16384,256960

24 net.tcp.buffersize.wifi=4096,87380,256960,4096,16384,256960

25 net.tcp.buffersize.umts=4096,87380,256960,4096,16384,256960

26 net.tcp.buffersize.gprs=4096,87380,256960,4096,16384,256960

27 net.tcp.buffersize.edge=4096,87380,256960,4096,16384,256960

????

28

13. ?????????ro.lge.proximity.delay=25

29 mot.proximity.delay=25

????

30

14.??????????ro.kernel.android.checkjni=0

????

31

15.?????/???????ro.config.hwfeature_wakeupkey=0

????

32

16.??????????????ro.mot.buttonlight.timeout=0

????

33

17.???????(system/media/bootanimation.zip??????,??????)debug.sf.nobootanimation=1 ????

34

18.????ro.config.hw_menu_unlockscreen=false

35 persist.sys.use_dithering=0

36 persist.sys.purgeable_assets=1

37 dalvik.vm.dexopt-flags=m=y

38 ro.mot.eri.losalert.delay=1000

????

19. ????? LG ????? ( ?????????, ???? )

39 persist.service.pcsync.enable=0

40 persist.service.lgospd.enable=0

41 user.feature.flex=true

42 user.feature.lgdrm=false

43 user.feature.lgresource=false

44 user.feature.lgpoweroff=false

45 user.feature.ls_event=false

46 user.feature.ls_normal=false

47 user.feature.sui=false

????

?Init.d (system/etc/Init.d ????rom?????, ????????)

(?? ?/system/etc/init.d ??, ????busybox?????. ????????,??????????? �> #!/system/bin/sh , ??? /system/etc/init.d ??????77tweaks *( ??,????)

1. strict minfree handler ??

1 echo �2048,3072,6144,15360,17920,20480? > /sys/module/lowmemorykiller/parameters/minfree

????

2. ??????

2 echo �0? > /proc/sys/net/ipv4/tcp_timestamps;

3 echo �1? > /proc/sys/net/ipv4/tcp_tw_reuse;

4 echo �1? > /proc/sys/net/ipv4/tcp_sack;

5 echo �1? > /proc/sys/net/ipv4/tcp_tw_recycle;

6 echo �1? > /proc/sys/net/ipv4/tcp_window_scaling;

7 echo �5? > /proc/sys/net/ipv4/tcp_keepalive_probes;

8 echo �30? > /proc/sys/net/ipv4/tcp_keepalive_intvl;

9 echo �30? > /proc/sys/net/ipv4/tcp_fin_timeout;

10 echo �404480? > /proc/sys/net/core/wmem_max;

11 echo �404480? > /proc/sys/net/core/rmem_max;

12 echo �256960? > /proc/sys/net/core/rmem_default;

13 echo �256960? > /proc/sys/net/core/wmem_default;

14 echo �4096,16384,404480? > /proc/sys/net/ipv4/tcp_wmem;

15 echo �4096,87380,404480? > /proc/sys/net/ipv4/tcp_rmem;

????

3. vm ???????

16 echo �4096? > /proc/sys/vm/min_free_kbytes

17 echo �0? > /proc/sys/vm/oom_kill_allocating_task;

18 echo �0? > /proc/sys/vm/panic_on_oom;

19 echo �0? > /proc/sys/vm/laptop_mode;

20 echo �0? > /proc/sys/vm/swappiness

21 echo �50? > /proc/sys/vm/vfs_cache_pressure

22 echo �90? > /proc/sys/vm/dirty_ratio

23 echo �70? > /proc/sys/vm/dirty_background_ratio

????

4. ????

24 echo �8? > /proc/sys/vm/page-cluster;

25 echo �64000? > /proc/sys/kernel/msgmni;

26 echo �64000? > /proc/sys/kernel/msgmax;

27 echo �10? > /proc/sys/fs/lease-break-time;

28 echo �500,512000,64,2048? > /proc/sys/kernel/sem;

????

5. ????

29 echo �500? > /proc/sys/vm/dirty_expire_centisecs

30 echo �1000? > /proc/sys/vm/dirty_writeback_centisecs

????

6. EXT4 ?? (?? I/O ??)(?? /system, /cache, /data ?????? EXT4))

a)?? journalism

31 tune2fs -o journal_data_writeback /block/path/to/system

32 tune2fs -O ^has_journal /block/path/to/system

33 tune2fs -o journal_data_writeback /block/path/to/cache

34 tune2fs -O ^has_journal /block/path/to/cache

35 tune2fs -o journal_data_writeback /block/path/to/data

36 tune2fs -O ^has_journal /block/path/to/data

????

b) ??????

37 busybox mount -o remount,noatime,noauto_da_alloc,nosuid,nodev,nodiratime,barrier=0,nobh /system

38 busybox mount -o remount,noatime,noauto_da_alloc,nosuid,nodev,nodiratime,barrier=0,nobh /data

39 busybox mount -o remount,noatime,noauto_da_alloc,nosuid,nodev,nodiratime,barrier=0,nobh /cache

????

7.????????????????

40 LOOP=`ls -d /sys/block/loop*`;

41 RAM=`ls -d /sys/block/ram*`;

42 MMC=`ls -d /sys/block/mmc*`;

43 for j in $LOOP $RAM

44 do

45 echo �0? > $j/queue/rotational;

46 echo �2048? > $j/queue/read_ahead_kb;

47 done

????

8. SD ?????

48 echo �2048? > /sys/devices/virtual/bdi/179:0/read_ahead_kb;

????

9. Defrags database files

49 for i in

50 `find /data -iname �*.db�`

51 do

52 sqlite3 $i �VACUUM;�;

53 done

????

9. ?? logger

54 rm /dev/log/main

????

10. Ondemand governor (?????

55 SAMPLING_RATE=$(busybox expr `cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_transition_latency`

56 * 750 / 1000)

57 echo 95 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold

58 echo $SAMPLING_RATE > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate

????

?????governor ? I/O ??

a) I/O ?? (??: MTD ?? � VR; EMMC ?? � SIO) � ???????

59 echo �vr� > /sys/block/mmcblk0/queue/scheduler

60 or

61 echo �sio� > /sys/block/mmcblk0/queue/scheduler

????

b) Governor (Best: Minmax > SavagedZen > Smoothass > Smartass > Interactive) � ??????

62 echo �governor-name-here� > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor

????

12. ?????-zipalign apk

(??zipalign???, ?? system/bin/zipalign, ???????????)

????: http://forum.xda-developers.com/showthread.php?t=860586

[url=http://forum.xda-developers.com/showthread.php?t=860586[/url]http://forum.xda-developers.com/showthread.php?t=860586[/url]

13. ??????

????:

???su ????? superuser

?????????????????MOTO??????.???????????????5830????????5830??????

?????????2.0?SU????????????????????????????????????SU??????RoOT????????????????????????????????? ????????????????????????? ??superuser3.0????????????????????????????????????????????????????????????? ??????????????????????????????????SU????????????????????

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6??????????????PPTp???????????????????????????????

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7???????????superuser????????????????????????98%???????????

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?????C8650su?????

1????? ???VPN? MyVPN_1.0.5.apk (223 K) ????????????????

2???????????????VPN??????VPN??????????

3??????????????VPN??

4???????????????????????????????????

???????????????????????????YouTube??

5?????????????????? SU ?????????????

6????? SU ??????????????????

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PS????????????�SU ???????�????RE????? systemin ???? su ???????????????OK????su ????????????????


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