Dumpsysによるシステム診断

    Android     dumpsys             。    #adb shell dumpsys  ，             ，             ，  input  （          ） ，        ：$ adb shell dumpsys input。

 
  
2.  #$ adb shell dumpsys input
  
               ，  ：
  
Currently runningservices: 
  SurfaceFlinger 
  accessibility 
  account 
  activity 
  alarm 
  android.security.keystore 
  appops 
  appwidget 
  assetatlas 
  audio 
  backup 
  battery 
  batterypropreg 
  batterystats 
  bluetooth_manager 
  breathinglight 
  clipboard 
  commontime_management 
  connectivity 
  consumer_ir 
  content 
  country_detector 
  cpuinfo 
  dbinfo 
  device_policy 
  devicestoragemonitor 
  diskstats 
  display 
  display.qservice 
  dreams 
  drm.drmManager 
  dropbox 
  entropy 
  gfxinfo 
  haptics 
  hardware 
  input 
  input_method 
  iphonesubinfo 
  iphonesubinfo_msim 
  isms 
  isms_msim 
  listen.service 
  location 
  lock_settings 
  media.audio_flinger 
  media.audio_policy 
  media.camera 
  media.player 
  media_router 
  meminfo 
  mount 
  netpolicy 
  netstats 
  network_management 
  notification 
  nproot 
  nubia-iphonesubinfo 
  nubia-phone 
  nubia-simphonebook 
  nubia-tel-callback 
  nubia.clipserviceext 
  nubia.tel.extra 
  package 
  permission 
  phone 
  phone_msim 
  power 
  print 
  procstats 
  samplingprofiler 
  scheduling_policy 
  search 
  security.root 
  sensorservice 
  serial 
  servicediscovery 
  simphonebook 
  simphonebook_msim 
  sip 
  statusbar 
  telephony.msim.registry 
  telephony.registry 
  textservices 
  uimode 
  updatelock 
  usagestats 
  usb 
  user 
  vibrator 
  wakeGesture 
  wallpaper 
  wifi 
  wifip2p 
 window
  
3.   dumpsys     -c  ，                  。
  
    power   ：
  
#adb shell dumpsys power –c
  
    ：
  
Display PowerState: 
  mScreenOn=true 
  mScreenBrightness=10 
  mScreenReady=true 
  mScreenUpdatePending=false 
  mElectronBeamPrepared=false 
  mElectronBeamLevel=1.0 
  mElectronBeamReady=true 
  mElectronBeamDrawPending=false 
  
PhotonicModulator State: 
  mPendingOn=true 
  mPendingBacklight=10 
  mActualOn=true 
  mActualBacklight=10 
  mChangeInProgress=false 
  
Electron BeamState: 
  mPrepared=false 
  mMode=2 
  mDisplayLayerStack=0 
  mDisplayWidth=720 
  mDisplayHeight=1280 
  mSurfaceVisible=false 
  mSurfaceAlpha=0.0 
  
Wireless ChargerDetector State: 
  mGravitySensor=null 
  mPoweredWirelessly=false 
  mAtRest=false 
  mRestX=0.0, mRestY=0.0, mRestZ=0.0 
  mDetectionInProgress=false 
  mDetectionStartTime=0 (never) 
  mMustUpdateRestPosition=false 
  mTotalSamples=0 
  mMovingSamples=0 
  mFirstSampleX=0.0, mFirstSampleY=0.0,mFirstSampleZ=0.0 
  mLastSampleX=0.0, mLastSampleY=0.0, mLastSampleZ=0.0