One of my workstations is running Debian/Unstable with KDE and SDDM on an AMD Radeon R7 260X video card. Recently it stopped displaying things correctly after a reboot, all the[...]
KDE has a long term problem of excessive CPU time used by the screen locker [1]. Part of it is due to software GL emulation, and part of it is[...]
I’ve had a saga of getting 4K monitors to work well. My latest issue has been video playing, the dreaded mplayer error about the system being too slow. My previous[...]
I’ve been investigating the options for tracking system statistics to diagnose performance problems. The idea is to track all sorts of data about the system (network use, disk IO, CPU,[...]
For the Linux Users of Victoria (LUV) I’ve run video conferences on Jitsi and BBB (see my previous post about BBB vs Jitsi [1]). One issue with video conferences is[...]
I’ve tried setting up the Qemu (in this case KVM as it uses the Qemu code in question) 9P/Virtfs filesystem for sharing files to a VM. Here is the Qemu[...]
MD5 cracker, find plain text that matches MD5 hash [1]. Debian Quick Image Baker – Debian VM images for various architectures [2]. Insightful article on Scientific American about how dental[...]
I had an old Nexus 4 phone that was expanding and decided to test some of the theories about battery combustion. The first claim that often gets made is that[...]
I have just updated the BIOS on a Dell PowerEdge T110 II. The process isn’t too difficult, Google for the machine name and BIOS, download a shell script encoded firmware[...]
I’ve got the R710 (mentioned in my previous post [1]) online. When testing the R710 at home I noticed that sometimes the VGA monitor I was using would start flickering[...]