关键字，crash
Force removing ActivityRecord,app died, no saved state的原因
相机拍摄的过程中断电，拍了一张黑图
I/ActivityManager( 467): Process com.ibotn.ibotncamera (pid 2855) has died
W/ActivityManager( 467): Scheduling restart of crashed service com.ibotn.ibotncamera/.service.CameraPreviewService in 4096000ms
W/ActivityManager( 467): Force removing ActivityRecord{2b3991ac u0 com.ibotn.ibotncamera/.TrackingActivity t73}: app died, no saved state
D/CameraHal( 193): stop watchdog
W/CameraClient( 193): native_window_api_disconnect failed: Broken pipe (-32)
I/CameraClient( 193): Destroying camera 0
E/ ( 193): OMX-In compMessageHandlerFunction Destructor has been called. So exit from the loop
E/ ( 193): OMX-In compMessageHandlerFunction Destructor has been called. So exit from the loop
D/CameraHal( 193): stop watchdog
E/PerformanceManager( 580): performance service not connect!