Managing CPU Frequency Scaling via Sysfs in Linux
The cpufreq infrastructure in Linux allows for dynamic adjustment of processor clock speeds to balance performance and power consumption. This subsystem exports its configuration through the sysfs interface, usually found at /sys/devices/system/cpu/cpu[N]/cpufreq/. By modifying specific files in this directory, users can control how the kernel ...
Posted on Wed, 05 Aug 2026 16:37:27 +0000 by northernmonkey
Linux File System Essentials
Common storage devices include solid-state disks, SD/MMC cards, and USB thumb drives.
Popular file systems are ext4, FAT32, NTFS, JFFS2, and NFS.
The Virtual File System (VFS) acts as an abstraction layer for diverse file systems, offering a consistent application programming interface (API). This lets user-space programs interact with any moun ...
Posted on Mon, 13 Jul 2026 16:47:02 +0000 by JKinBlack