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Tag Archives: diagnostics
Things I try to get live CDs and DVDs to boot on troublesome hardware.
Cpuburn is is a set of programs that load x86 processor cores as heavily as possible for system testing. Instructions are run to maximize heat production, putting stress on the processor itself, the cooling system, the motherboard (especially voltage regulators), … Continue reading
A few tips for diagnosing problems with your LAMP application.
Windows has a number of logs that are useful for troubleshooting or making sure that all is in order. …
The log /var/log/messages shows most system messages, and as such it is useful for debugging all sorts of problems. …
The Xorg.0.log shows the messages of the most recent start of the Xorg server, which provides graphics on most Linux systems. As such it is useful for debugging all sorts of graphics problems. Its messages can be cryptic to the … Continue reading
Dmesg logs the messages of the most recent boot, and as such it is useful for debugging all sorts of problems. Its messages can be cryptic to the uninitiated, so this article documents those messages that stumped me and what … Continue reading
Occasionally I come across a damaged filesystem due to an unclean shutdown. Most are easy to fix with a live distribution.
Memtest86+ stress tests a computer's random access memory (RAM) for errors. Easy to run, it is one of the first diagnostic tools I use when facing a problem of unknown origin. …