Troubleshooting

Differences between revisions 51 and 52
Revision 51 as of 2012-04-14 01:21:59
Size: 3139
Editor: bryce
Comment:
Revision 52 as of 2012-04-14 01:27:02
Size: 3045
Editor: bryce
Comment:
Deletions are marked like this. Additions are marked like this.
Line 31: Line 31:
Booting
 * [[https://help.ubuntu.com/community/BootOptions|Boot Options]]
 * [[X/NonGraphicalBoot|Non-Graphical Booting]] - Running X manually, without gdm
 * [[X/Debugging/WirelessWithoutX|Wireless Without X]] - How to get a wireless network connection without X.
 * [[X/Debugging/WiredWithoutRouter|Direct Wired Without WAP]] - How to connect two laptops with direct ethernet cord.

Crashes and Freezes
Line 32: Line 39:
 * [[X/Bisecting]] - Using bisection techniques to solve regressions or backport fixes  * [[X/FixingCrashes|X Crash Fixing]] - How to fix X crashes
 * [[X/InterpretingIntelGpuDump|Interpreting GPU Dumps]] - Ringbuffers, batchbuffers, and the meaning of `intel_gpu_dump` output
 * [[X/DebuggingWithValgrind|Valgrind]] - Debugging memory leaks

Other Techniques
 * [[X/Bisecting|X Bisecting]] - Using bisection techniques to solve regressions or backport fixes
Line 35: Line 47:
 * [[X/FixingCrashes|X Crash Fixing]] - How to fix X crashes
 * [[X/InterpretingIntelGpuDump]] - Ringbuffers, batchbuffers, and the meaning of `intel_gpu_dump` output
 * [[X/DebuggingWithValgrind]]
 * [[X/NonGraphicalBoot]] - Running X manually, without gdm
 * [[X/Debugging/WirelessWithoutX|Wireless Without X]] - How to get a wireless network connection without X.
 * [[X/Debugging/WiredWithoutRouter|Direct Wired Without WAP]] - How to connect two laptops with direct ethernet cord.
 * [[https://help.ubuntu.com/community/BootOptions|BootOptions]]
   * [[http://wiki.cchtml.com/index.php/Ubuntu_Feisty_Installation_Guide|fglrx installation on Ubuntu]]
 * DebuggingUsplash
 * [[X/Dev/DeviceTreeHWDetection]]
 * [[X/Dev/DeviceTreeHWDetection|Device Tree]]
Line 47: Line 50:
 * The {{{drm.debug=0x04}}} kernel option can be used to get additional debugging data included in your {{{dmesg}}} output.

For hard bugs the analysis phase is the most important, and most challenging part of bug work. Depending on how the bug is behaving, there are multiple directions to investigate the issue. Here's some different approaches:

Common Problems

General Issues

Display Issues

Input Issues

Troubleshooting Techniques

Booting

Crashes and Freezes

Other Techniques


CategoryDebugging

X/Troubleshooting (last edited 2017-11-18 18:25:00 by penalvch)