[Android Q&A, Help & Troubleshooting] dferreira:
Stock boot adb logcat with a grep on epd

01-28 17:46:08.777 829 829 E SurfaceFlinger: set epd tp enabled=1
01-28 17:46:08.778 799 963 I SDM : epd:: InitEpd start
01-28 17:46:08.778 799 963 I SDM : epd:: EinkSwTconInit start
01-28 17:46:08.811 799 963 I SDM : epd:: InitEpd end
01-28 17:46:08.811 799 963 I SDM : HWCDisplay::SetPowerMode: epd:: power mode = On
01-28 17:46:08.812 799 1191 I SDM : epd:: queue is empty
01-28 17:46:08.812 799 963 I SDM : epd:: unblank---, epd_vcom=0
01-28 17:46:08.851 799 1192 I SDM : epd:: init_frame=1
01-28 17:46:08.863 799 1192 I SDM : epd:: epdImageDispose
01-28 17:46:08.894 799 1192 I SDM : epd:: clear=0,temp=22,23,mode=0x3
01-28 17:46:09.810 799 1192 I SDM : epd:: ------------------ total frame num=83
01-28 17:46:09.834 799 1192 I SDM : epd:: epdImageDispose
01-28 17:46:09.862 799 1192 I SDM : epd:: clear=0,temp=22,23,mode=0x3
01-28 17:46:10.225 799 1192 I SDM : epd:: ------------------ total frame num=35
01-28 17:46:10.313 799 1191 I SDM : epd:: queue is empty
01-28 17:46:11.093 1496 1496 E SystemServiceRegistry: Manager wrapper not available: epd
01-28 17:46:11.108 1496 1496 E AndroidRuntime: android.util.Log$TerribleFailure: Manager wrapper not available: epd
01-28 17:46:11.446 1496 1638 D SystemConfig: available Feature:android.hardware.sensor.stepdetector
01-28 17:46:11.455 1496 1496 E SystemServiceRegistry: Manager wrapper not available: epd
01-28 17:46:11.690 1496 1496 D PowerManagerService: mSingleEpdSupport: true epd type: 2
01-28 17:46:13.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:13.060 799 1191 I SDM : epd::PanelClose complete,wakelock ret=-1
01-28 17:46:13.060 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:13.121 799 1191 I SDM : epd:: queue is empty
01-28 17:46:14.373 1496 1496 W MobileSafeService: ----Add com.hmct.multimediaepd to associaterun whitelist
01-28 17:46:14.649 1496 1627 E SystemServiceRegistry: Manager wrapper not available: epd
01-28 17:46:15.656 1496 1496 D MobileSafeService: files[i]: /data/system/associaterun/com.hmct.multimediaepd.xml
01-28 17:46:15.690 829 898 E SurfaceFlinger: epd connectEpdDisplay=1
01-28 17:46:15.700 1496 1496 D EpdManagerService: [Set epd mode(immediately)] mode = 0x3 ignoreBootComplete = true moreActionFlag = 0
01-28 17:46:15.701 829 898 E SurfaceFlinger: epd setEpdMode=3
01-28 17:46:15.701 799 904 I SDM : epd:: set next_display_mode=0x3
01-28 17:46:15.781 1496 1496 D DisplayPowerController: epd type: 2 mSingleEpdSupport: true
01-28 17:46:16.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:16.000 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:16.034 799 1191 I SDM : epd:: queue is empty
01-28 17:46:16.414 504 504 E SELinux : avc: denied { find } for pid=2107 uid=1037 name=epd scontext=u:r:shared_relro:s0 tcontext=u:object_r:epd:s0 tclass=service_manager permissive=0
01-28 17:46:16.437 504 504 E SELinux : avc: denied { find } for pid=2119 uid=1037 name=epd scontext=u:r:shared_relro:s0 tcontext=u:object_r:epd:s0 tclass=service_manager permissive=0
01-28 17:46:17.967 2469 2469 I Vision_RecentsService: Utils, getPreloadCommunicationPkgWhiteList--> pkgName :com.hmct.multimediaepd
01-28 17:46:17.967 2469 2469 I Vision_RecentsService: LauncherRootView, mCommunicationPkgList :[com.tencent.mm, com.tencent.mobileqq, com.tencent.qqlite, com.tencent.tim, com.bbm, com.whatsapp, com.twitter.android, com.facebook.katana, com.facebook.orca, com.facebook.mlite, com.skype.raider, com.skype.rover, jp.naver.line.android, com.instagram.android, com.snapchat.android, com.truecaller, org.telegram.messenger, com.viber.voip, com.imo.android.imous, com.imo.android.imoim, com.hmct.einklauncher, com.android.systemui, com.eink.keyguard, com.android.providers.media, com.hisense.kdweibo.client, com.mobiletools.systemhelper, com.android.bluetooth, com.hmct.gamemodefloatwindow, com.huania.earthquakewarning, com.hmct.regservice, me.ele.crowdsource, com.sdu.didi.gsui, com.sdu.didi.gui, com.sankuai.meituan.dispatch.crowdsource, com.sankuai.meituan.dispatch.homebrew, com.meituan.qcs.r.android, com.lalamove.huolala.driver, com.dada.mobile.android, com.ishansong, com.dianwoda.merchant, com.wuba.huoyun, me.ele.napos, com.dwd.rider, me.ele.hbdteam, com.hmct.wifidetector, com.hmct.multimediaepd, com.hmct.appicebox, com.alibaba.android.rimet, com.bdtd.bdterminal, com.care.oldservice, com.care.remotedesktop, com.care.sossetting, com.time.market.app, com.hmct.floatWindow.FloatWindowService, com.iflytek.vflynote, com.iflytek.speechcloud]
01-28 17:46:19.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:19.000 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:19.014 799 1191 I SDM : epd:: queue is empty
01-28 17:46:20.130 2040 2040 D Util|einkkeyguard: isSingleEinkScreenProduct ro.hmct.epd.type is --> 2 ,means Single screen ink product!
01-28 17:46:20.151 1496 2244 D EpdManagerService: addBitmap, mIsScreenOn=true priority=0 epdMode=3 extra=null calling=2040 hashCode:112576287
01-28 17:46:20.416 2040 2040 D RemoteScreenshotPinService: add IRemoteScreenshotPinCallback: com.hmct.systemui.epd.ScreenshotPinView$5@3b566fd
01-28 17:46:20.433 1496 2841 D EpdManagerService: [Set epd mode] target mode is 0x1, calling pid = 2040
01-28 17:46:20.433 1496 2841 D EpdManagerService: [Set epd mode(ignored)] failed to set mode because the boot is not complete
01-28 17:46:20.444 1496 2753 D EpdManagerService: [Set epd mode] target mode is 0x3, calling pid = 2040
01-28 17:46:20.444 1496 2753 D EpdManagerService: [Set epd mode(ignored)] failed to set mode because the boot is not complete
01-28 17:46:20.445 829 898 E SurfaceFlinger: epd forceClearGhosting
01-28 17:46:20.445 829 898 E SurfaceFlinger: epd forceClearGhosting
01-28 17:46:20.445 799 904 I SDM : epd::clear ghosting
01-28 17:46:20.456 799 1192 I SDM : epd:: Pre_Mode=3, cur_mode=3
01-28 17:46:20.460 799 1192 I SDM : epd:: epdImageDispose
01-28 17:46:20.467 799 1192 I SDM : epd:: clear=1,temp=22,24,mode=0x3
01-28 17:46:20.469 799 1191 I SDM : epd::PanelOpen start
01-28 17:46:20.525 799 1191 I SDM : epd::PanelOpen complete i=4,wakelock ret=0
01-28 17:46:20.716 2040 2040 D Util|einkkeyguard: isSingleEinkScreenProduct ro.hmct.epd.type is --> 2 ,means Single screen ink product!
01-28 17:46:20.742 1496 2255 D EpdManagerService: addBitmap, mIsScreenOn=true priority=0 epdMode=3 extra=null calling=2040 hashCode:14109879
01-28 17:46:20.843 1496 2243 D EpdManagerService: [Set epd mode] target mode is 0x3, calling pid = 2040
01-28 17:46:20.843 1496 2243 D EpdManagerService: [Set epd mode(ignored)] failed to set mode because the boot is not complete
01-28 17:46:20.846 829 1372 E SurfaceFlinger: epd forceClearGhosting
01-28 17:46:20.846 829 1372 E SurfaceFlinger: epd forceClearGhosting
01-28 17:46:20.846 799 904 I SDM : epd::clear ghosting
01-28 17:46:20.853 799 1192 E SDM : epd:: update step1 image
01-28 17:46:21.078 1496 1629 D EpdManagerService: [Set epd mode(immediately)] mode = 0x3 ignoreBootComplete = false moreActionFlag = 0
01-28 17:46:21.078 1496 1629 D EpdManagerService: [Set epd mode(immediately)] mode = 0x3 ignoreBootComplete = false moreActionFlag = 0
01-28 17:46:21.261 799 1192 I SDM : epd:: ------------------ total frame num=70
01-28 17:46:21.267 2040 2040 D Util|einkkeyguard: isSingleEinkScreenProduct ro.hmct.epd.type is --> 2 ,means Single screen ink product!
01-28 17:46:21.271 799 1192 I SDM : epd:: Pre_Mode=3, cur_mode=3
01-28 17:46:21.274 799 1192 I SDM : epd:: epdImageDispose
01-28 17:46:21.281 799 1192 I SDM : epd:: clear=1,temp=22,24,mode=0x3
01-28 17:46:21.296 1496 2753 D EpdManagerService: addBitmap, mIsScreenOn=true priority=0 epdMode=3 extra=null calling=2040 hashCode:198601239
01-28 17:46:21.674 799 1192 E SDM : epd:: update step1 image
01-28 17:46:22.089 799 1192 I SDM : epd:: ------------------ total frame num=70
01-28 17:46:22.105 799 1192 I SDM : epd:: epdImageDispose
01-28 17:46:22.135 799 1192 I SDM : epd:: clear=0,temp=22,25,mode=0x3
01-28 17:46:22.502 799 1192 I SDM : epd:: ------------------ total frame num=35
01-28 17:46:22.589 799 1191 I SDM : epd:: queue is empty
01-28 17:46:22.834 504 504 E SELinux : avc: denied { find } for pid=3272 uid=10142 name=epd scontext=u:r:vendor_systemhelper_app:s0:c512,c768 tcontext=u:object_r:epd:s0 tclass=service_manager permissive=0
01-28 17:46:23.357 3394 3394 V PowerManager: [Utils]ro.hmct.epd.type:2
01-28 17:46:23.357 3394 3394 V PowerManager: [Utils][isReadProduct] ro.hmct.epd.type = 2
01-28 17:46:23.357 3394 3394 V PowerManager: [Utils]ro.hmct.epd.type:2
01-28 17:46:23.357 3394 3394 V PowerManager: [Utils][isEpdProduct] ro.hmct.epd.type = 2
01-28 17:46:25.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:25.061 799 1191 I SDM : epd::PanelClose complete,wakelock ret=0
01-28 17:46:25.061 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:25.083 799 904 I SDM : epd:: set next_display_mode=0x3
01-28 17:46:25.084 829 1372 E SurfaceFlinger: epd setEpdMode=3
01-28 17:46:29.966 4412 4412 V healthyscreen: [Utils][isReadProduct] ro.hmct.epd.type = 2
01-28 17:46:29.966 4412 4412 V healthyscreen: [Utils][isEpdProduct] ro.hmct.epd.type = 2
01-28 17:46:29.985 4412 4412 W System.err: java.lang.NoSuchMethodException: com.hmct.epd.EpdManager.setDisplayEnabled [int, boolean]
01-28 17:46:31.149 799 1191 I SDM : epd:: queue is empty
01-28 17:46:31.536 799 1192 I SDM : epd:: epdImageDispose
01-28 17:46:31.580 799 1192 I SDM : epd:: clear=0,temp=22,25,mode=0x3
01-28 17:46:31.591 799 1191 I SDM : epd::PanelOpen start
01-28 17:46:31.655 799 1191 I SDM : epd::PanelOpen complete i=4,wakelock ret=0
01-28 17:46:31.979 799 1192 I SDM : epd:: ------------------ total frame num=35
01-28 17:46:32.068 799 1191 I SDM : epd:: queue is empty
01-28 17:46:35.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:35.058 799 1191 I SDM : epd::PanelClose complete,wakelock ret=0
01-28 17:46:35.058 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:35.423 799 1191 I SDM : epd:: queue is empty
01-28 17:46:38.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:38.000 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:43.498 799 1191 I SDM : epd:: queue is empty
01-28 17:46:45.024 2040 2040 D Util|einkkeyguard: isSingleEinkScreenProduct ro.hmct.epd.type is --> 2 ,means Single screen ink product!
01-28 17:46:45.068 1496 3337 D EpdManagerService: addBitmap, mIsScreenOn=true priority=0 epdMode=3 extra=null calling=2040 hashCode:121460737
01-28 17:46:46.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:46.000 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:46.465 504 504 E SELinux : avc: denied { find } for pid=5033 uid=10160 name=epd scontext=u:r:permissioncontroller_app:s0:c160,c256,c512,c768 tcontext=u:object_r:epd:s0 tclass=service_manager permissive=0
01-28 17:46:52.538 799 1191 I SDM : epd:: queue is empty
01-28 17:46:55.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:55.000 799 1191 I SDM : epd:: continue wait next image
01-28 17:46:56.146 799 1191 I SDM : epd:: queue is empty
01-28 17:46:59.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:46:59.000 799 1191 I SDM : epd:: continue wait next image
01-28 17:47:00.101 799 1191 I SDM : epd:: queue is empty
01-28 17:47:00.153 799 1192 I SDM : epd:: epdImageDispose
01-28 17:47:00.237 799 1192 I SDM : epd:: clear=0,temp=22,24,mode=0x3
01-28 17:47:00.271 799 1191 I SDM : epd::PanelOpen start
01-28 17:47:00.340 799 1191 I SDM : epd::PanelOpen complete i=4,wakelock ret=0
01-28 17:47:00.669 799 1192 I SDM : epd:: ------------------ total frame num=35
01-28 17:47:00.753 799 1191 I SDM : epd:: queue is empty
01-28 17:47:03.000 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:47:03.067 799 1191 I SDM : epd::PanelClose complete,wakelock ret=0
01-28 17:47:03.067 799 1191 I SDM : epd:: continue wait next image
01-28 17:47:03.336 799 1191 I SDM : epd:: queue is empty
01-28 17:47:06.002 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:47:06.002 799 1191 I SDM : epd:: continue wait next image
01-28 17:48:00.070 799 1191 I SDM : epd:: queue is empty
01-28 17:48:00.089 799 1192 I SDM : epd:: epdImageDispose
01-28 17:48:00.120 799 1192 I SDM : epd:: clear=0,temp=22,24,mode=0x3
01-28 17:48:00.126 799 1191 I SDM : epd::PanelOpen start
01-28 17:48:00.192 799 1191 I SDM : epd::PanelOpen complete i=4,wakelock ret=0
01-28 17:48:00.517 799 1192 I SDM : epd:: ------------------ total frame num=35
01-28 17:48:00.607 799 1191 I SDM : epd:: queue is empty
01-28 17:48:03.001 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:48:03.068 799 1191 I SDM : epd::PanelClose complete,wakelock ret=0
01-28 17:48:03.069 799 1191 I SDM : epd:: continue wait next image
01-28 17:48:09.132 799 1191 I SDM : epd:: queue is empty
01-28 17:48:09.581 2040 2040 D Util|einkkeyguard: isSingleEinkScreenProduct ro.hmct.epd.type is --> 2 ,means Single screen ink product!
01-28 17:48:09.623 1496 1532 D EpdManagerService: addBitmap, mIsScreenOn=true priority=0 epdMode=3 extra=null calling=2040 hashCode:232057394
01-28 17:48:09.662 799 1192 I SDM : epd:: epdImageDispose
01-28 17:48:09.696 799 1192 I SDM : epd:: clear=0,temp=22,24,mode=0x3
01-28 17:48:09.701 799 1191 I SDM : epd::PanelOpen start
01-28 17:48:09.773 799 1191 I SDM : epd::PanelOpen complete i=4,wakelock ret=0
01-28 17:48:10.097 799 1192 I SDM : epd:: ------------------ total frame num=35
01-28 17:48:10.188 799 1191 I SDM : epd:: queue is empty
01-28 17:48:13.001 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:48:13.064 799 1191 I SDM : epd::PanelClose complete,wakelock ret=0
01-28 17:48:13.064 799 1191 I SDM : epd:: continue wait next image
01-28 17:49:00.071 799 1191 I SDM : epd:: queue is empty
01-28 17:49:00.091 799 1192 I SDM : epd:: epdImageDispose
01-28 17:49:00.122 799 1192 I SDM : epd:: clear=0,temp=22,24,mode=0x3
01-28 17:49:00.127 799 1191 I SDM : epd::PanelOpen start
01-28 17:49:00.201 799 1191 I SDM : epd::PanelOpen complete i=4,wakelock ret=0
01-28 17:49:00.528 799 1192 I SDM : epd:: ------------------ total frame num=35
01-28 17:49:00.614 799 1191 I SDM : epd:: queue is empty
01-28 17:49:03.001 799 1191 I SDM : epd:: wait next frame timeout
01-28 17:49:03.066 799 1191 I SDM : epd::PanelClose complete,wakelock ret=0
01-28 17:49:03.066 799 1191 I SDM : epd:: continue wait next image