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1

Turns out that it was tp_smapi's fault! I uninstalled it, and I can successfully suspend to RAM (even with TLP)


3

If I suspend my OS (Ubuntu 12.04) in the middle, will the process of the running program be killed? Generally no, but there are some exceptions to this, e.g., if ssh connections have timed out, those will die when you resume. I've also occasionally noticed a weird one with a server process that uses epoll() on a non-blocking socket (don't know if ...


0

If a program depends on physical time, it must check the clock periodically anyway. Unless this is a real-time program running on a version of Linux with kernel patches for real-time guarantees, a process may be stopped from executing for an arbitrary length of time by the scheduler. A process may also be stopped by a STOP signal (it can know of that by ...


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Don't know how to fix it, but do know how to work around making the screen worse when fixing it. Maybe the following will provide some clues as to how to find the culprit. Here's my script for getting/setting the backlight value. I also use KDE and have a slightly less annoying problem. Every time I come back from screensaver/screen off, the display is at ...


1

Assuming your governor is the intel_pstate (default for Intel Sandy Bridge and Ivy Bridge CPUs as of kernel 3.9), this issue is not specific to Arch, but all distros using the new Intel pstate driver for managing CPU frequency/power management. The Arch specific details are on the Arch Wiki here The following explanation provides the some detail(copied ...


1

Rolling your own with Zenity I'm not aware of any out of the box tool that will do this for you. I'd write a script to watch for the situation and then use something like zenity to pop a dialog up when the situation arises. $ zenity --info --text="This is an information box." ...



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