[Bug 1526657] Re: desktop freeze, htop shows kernel thread at 100% cpu

2016-01-18 Thread tojb
It would be nice to get a /var/log/Xorg.log capture, just to show that it is really the same thing. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1526657 Title: desktop freeze, htop shows kernel thr

[Bug 1526657] Re: desktop freeze, htop shows kernel thread at 100% cpu

2016-01-17 Thread tojb
>>So, my conclusion is that the problem happens exactly when the screen saver takes control and the monitor turns off. For me it was any sporadically associated with any graphics-related operation, eg zooming in google earth, or opening a 3D molecule viewer. I have swapped out the NVS 310 graphics

Re: [Bug 1526657] Re: desktop freeze, htop shows kernel thread at 100% cpu

2015-12-17 Thread tojb
Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem? >>Its a new machine. >>I located another machine with exact same hardware, ubuntu build and drivers which is manifesting no problems: therefore this is a hard

[Bug 1526657] [NEW] desktop freeze, htop shows kernel thread at 100% cpu

2015-12-16 Thread tojb
Public bug reported: Every few hours the desktop freezes. I can still login via ssh, htop shows one process running at 100%. The process is shown in red, indicating a kernel thread. No response to ctrl-alt-f1 or to service lightdm restart. Graphics card is NVIDIA NVS 310. I've tried the NVI