How to install perf in Ubuntu Linux ?
Perf is a profiler tool for Linux 2.6+ based systems that abstracts away CPU hardware differences in … Read more
Perf is a profiler tool for Linux 2.6+ based systems that abstracts away CPU hardware differences in … Read more
As we seen in previous post “Understanding Very Minimal C Program and its execution in Ubuntu Linux” … Read more
Screen information are queried by applications using the FBIOGET_FSCREENINFO and FBIOGET_VSCREENINFO ioctls. Those ioctls take a pointer … Read more
Screen information are queried by applications using the FBIOGET_FSCREENINFO and FBIOGET_VSCREENINFO ioctls. Those ioctls take a pointer … Read more
This code can be used for testing the real time clock driver developed for new Linux based … Read more
In this post, we will write a simple C program which can read any sysfs file from … Read more
Following program shows a sample example of how we can use C macros __FILE__ , __func__ and … Read more
Netperf is a benchmark that can be used to measure various aspects of networking performance. Its primary … Read more
If you have already tried to write the first kernel module from port “Writing first Linux kernel … Read more
If we consider that we are working on two platforms,1. x86 – 32 or 64 bit i.e. … Read more