Repro steps:
1. Fresh Install Ubuntu image
2. when system boot to OS and move USB mouse right now
Observation:
The USB mouse cursor is NOT visible about 8 seconds after boot to OS.
Please refer attached video: 20170303_105036.mp4
Repro rate:
70% (7/10 attempts)
---
.proc.driver.nvidia.gpus.0000.07.00.0: Error: [Errno 21] Is a directory: u'/proc/driver/nvidia/gpus/0000:07:00.0'
.proc.driver.nvidia.gpus.0000.08.00.0: Error: [Errno 21] Is a directory: u'/proc/driver/nvidia/gpus/0000:08:00.0'
.proc.driver.nvidia.gpus.0000.0e.00.0: Error: [Errno 21] Is a directory: u'/proc/driver/nvidia/gpus/0000:0e:00.0'
.proc.driver.nvidia.gpus.0000.0f.00.0: Error: [Errno 21] Is a directory: u'/proc/driver/nvidia/gpus/0000:0f:00.0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
NVRM version: NVIDIA UNIX x86_64 Kernel Module 384.111 Tue Dec 19 23:51:45 PST 2017
GCC version: gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.5)
ApportVersion: 2.20.1-0ubuntu2.14
Architecture: amd64
BootLog: /dev/sda2: clean, 291382/117186560 files, 10420055/468718592 blocks
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CrashDB: unity
DistUpgraded: Fresh install
DistroCodename: xenial
DistroRelease: DGX 16.04
DistroVariant: ubuntu
DkmsStatus:
nvidia-384, 384.111, 4.4.0-103-generic, x86_64: installed
nvidia-384, 384.111, 4.4.0-109-generic, x86_64: installed
GsettingsChanges:
org.compiz.core active-plugins ['core', 'composite', 'opengl', 'imgpng', 'snap', 'copytex', 'wall', 'resize', 'vpswitch', 'mousepoll', 'place', 'regex', 'compiztoolbox', 'move', 'grid', 'commands', 'session', 'unitymtgrabhandles', 'animation', 'fade', 'expo', 'workarounds', 'scale', 'ezoom', 'unityshell']
org.gnome.desktop.interface gtk-im-module 'gtk-im-context-simple'
org.gnome.desktop.interface scaling-factor uint32 1
InstallationDate: Installed on 2018-01-19 (3 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
MachineType: NVIDIA DGX Station
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
Package: unity 7.4.0+16.04.20160906-0ubuntu1 [origin: Ubuntu]
PackageArchitecture: amd64
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-109-generic.efi.signed root=UUID=0da9b9cc-ab70-438e-b3d9-6bb4d0a80858 ro transparent_hugepage=madvise transparent_hugepage=madvise quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 4.4.0-109.132-generic 4.4.98
Tags: third-party-packages xenial rc-7.4.0+16.04.20160906-0ubuntu1 third-party-packages xenial third-party-packages xenial ubuntu
Uname: Linux 4.4.0-109-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
_MarkForUpload: True
dmi.bios.date: 07/14/2017
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 0406
dmi.board.asset.tag: Default string
dmi.board.name: X99-E-10G WS
dmi.board.vendor: EMPTY
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: EMPTY
dmi.chassis.version: Default string
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0406:bd07/14/2017:svnNVIDIA:pnDGXStation:pvrSystemVersion:rvnEMPTY:rnX99-E-10GWS:rvrRev1.xx:cvnEMPTY:ct3:cvrDefaultstring:
dmi.product.name: DGX Station
dmi.product.version: System Version
dmi.sys.vendor: NVIDIA
version.compiz: compiz 1:0.9.12.2+16.04.20160823-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.83-1~16.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 17.2.4-0ubuntu1~16.04.4
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 17.2.4-0ubuntu1~16.04.4
version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.18.4-0ubuntu0.7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160325-1ubuntu1.2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
Which Ubuntu version? And your mp4 file is playable.