Those of you who've visited KDAB's offices in Berlin, will know we have a fleet of electric scooters for our staff. You may have even tried one yourself! Today, unu, the Berlin-based mobility company that makes them, launches their latest electric scooter - the unu Scooter. The unu Scooter has been completely redeveloped, is more […]

The Linux Foundation holds its Open Source Summit + Embedded Linux Conference Europe in Edinburgh, October 22 - 24, 2018 In spite of the clumsy name, this is an event you won't want to miss! KDAB's Christoph Sterz will be presenting a talk on Tuesday, October 23 • 15:50 - 16:30: Extending the Performance Analysis […]

At KDAB, we know that consistency is an important aspect of the User Experience - users don’t want to have to learn different ways to achieve the same thing. In the Linux world, there is a major structural pitfall to this: the applications written for Linux come in at least two major technologies - Qt […]

There has been a lot of back and forth around the use of Free Software in public administration. One of the latest initiatives in this area was started by the Free Software Foundation Europe, FSFE. It focuses on the slogan: Public Money - Public Code. There are various usage scenarios for Free Software in public […]

Linux perf is an immensely useful and powerful tool suite for profiling of C/C++ applications. I have used it extensively and successfully on various customer projects, both for desktop applications as well as automotive or industrial projects targeting low-end embedded Linux targets running on ARM hardware. The biggest problem with perf really is its usability, […]

Close to three months after the initial hotspot release, I'm happy to announce the release of version 1.1.0. Quick recap: Hotspot is a graphical frontend to the Linux perf profiler suite. It allows you to visually analyze perf.data files with the built-in Flame Graph and the Bottom-Up, Top-Down, or Caller-Callee data tables. It is a […]

After many months of work, I'm very pleased to finally announce KDAB's latest R&D project to the public: hotspot - a GUI for the Linux perf profiler. I have used Linux perf a lot over the past years. It is an extremely powerful and useful tool. But its complexity makes it very hard to use. […]

Knowing what tools are at your disposal when looking to make a program faster or keep it operating smoothly is critical to your success as a programmer. We recently solved a performance problem using Linux Kernel Tracepoints so we thought we’d share the process with you so that you can see for yourself if this […]