The problem with suspend was solved in nvidia driver 331.67 (not this one 331.38) http://www.nvidia.com/Download/driverResults.aspx/75019/en-us http://www.nvidia.com/object/unix.html
Here is chunk from release notes (331.67): "Fixed a bug that could cause display corruption when resuming from suspend on systems using RandR 1.4 display offloading with recent Linux kernels." -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-graphics-drivers-331 in Ubuntu. https://bugs.launchpad.net/bugs/1210077 Title: Screen freeze and garbled after resume from suspend Status in HWE Next Project: Fix Released Status in HWE Next trusty series: Fix Released Status in Unity: Fix Released Status in “nvidia-graphics-drivers-331” package in Ubuntu: Fix Released Status in “unity” package in Ubuntu: Fix Released Status in “nvidia-graphics-drivers-331” source package in Precise: Fix Committed Bug description: [Impact] Users of nvidia graphics drivers can see graphics freezes or corruption after suspend/resume. Switching to a VT and back to X can potentially solve freeze issues, but corruption may result. [Test Case] Suspend/Resume many times with nvidia graphics and see if the problem happens. [Regression Potential] This is already in Trusty. -- Perform regular suspend, either from system menu or close laptop lid, when system resuming from suspend, it will freeze. Switch to VT and back to X can solve freeze issue, but the screen are gabled and some character rendering are strange, however whole system can perform usual task. found affected graphics: gf108m gf117m gk107glm To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1210077/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp