[Ubuntu Wiki] Update of "DebuggingKernelSuspend" by penalvch
Ubuntu Wiki
noreply at ubuntu.com
Tue Aug 2 10:01:48 UTC 2016
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The "DebuggingKernelSuspend" page has been changed by penalvch:
http://wiki.ubuntu.com/DebuggingKernelSuspend?action=diff&rev1=50&rev2=51
Comment:
Added spaces as some folks just run the command, and thinking they are done don't attach anything to their report.
* Clicked a key on the keyboard
1. While booted into the latest [[https://wiki.ubuntu.com/Kernel/MainlineBuilds|non-daily mainline kernel]], execute at a terminal: {{{
cat /proc/acpi/wakeup > wakeup
- }}}
+ }}} Please attach to your report the resume trace mentioned below. <<BR>>
1. While booted into the latest [[https://wiki.ubuntu.com/Kernel/MainlineBuilds|non-daily mainline kernel]], execute at a terminal:{{{
sudo su
echo freezer > /sys/power/pm_test
exit
- }}} Please attach to your report the resume trace mentioned below.
+ }}} Please attach to your report the resume trace mentioned below. <<BR>>
1. While booted into the latest [[https://wiki.ubuntu.com/Kernel/MainlineBuilds|non-daily mainline kernel]], execute at a terminal:{{{
sudo su
echo devices > /sys/power/pm_test
exit
- }}} Please attach to your report the resume trace mentioned below.
+ }}} Please attach to your report the resume trace mentioned below. <<BR>>
1. While booted into the latest [[https://wiki.ubuntu.com/Kernel/MainlineBuilds|non-daily mainline kernel]], execute at a terminal:{{{
sudo su
echo platform > /sys/power/pm_test
exit
- }}} Please attach to your report the resume trace mentioned below.
+ }}} Please attach to your report the resume trace mentioned below. <<BR>>
1. While booted into the latest [[https://wiki.ubuntu.com/Kernel/MainlineBuilds|non-daily mainline kernel]], execute at a terminal:{{{
sudo su
echo processors > /sys/power/pm_test
exit
- }}} Please attach to your report the resume trace mentioned below.
+ }}} Please attach to your report the resume trace mentioned below. <<BR>>
1. While booted into the latest [[https://wiki.ubuntu.com/Kernel/MainlineBuilds|non-daily mainline kernel]], execute at a terminal:{{{
sudo su
echo core > /sys/power/pm_test
exit
- }}} Please attach to your report the resume trace mentioned below.
+ }}} Please attach to your report the resume trace mentioned below. <<BR>>
1. While booted into the latest [[https://wiki.ubuntu.com/Kernel/MainlineBuilds|non-daily mainline kernel]], execute at a terminal:{{{
sudo su
echo none > /sys/power/pm_test
exit
- }}} Please attach to your report the resume trace mentioned below.
+ }}} Please attach to your report the resume trace mentioned below. <<BR>>
1. Please provide the output of the following terminal command: {{{
cat /sys/kernel/debug/suspend_stats }}}
- 1. If you have a graphics related issue after resume (corruption, display blank, etc.) please [[https://help.ubuntu.com/community/DebuggingSystemCrash#SSH|SSH]] into your machine and capture both /var/log/Xorg.0.log and /var/log/Xorg.0.log.old.
+ 1. If you have a graphics related issue after resume (corruption, display blank, etc.) please [[https://help.ubuntu.com/community/DebuggingSystemCrash#SSH|SSH]] into your machine and capture both /var/log/Xorg.0.log and /var/log/Xorg.0.log.old. Please attach each separately.
== "resume-trace" debugging procedure for finding buggy drivers ==
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