The kernel manages buffers in memory that are used for input and output operations. This allows data to be transferred efficiently between hardware devices and the rest of the system. 3. Memory protection One of the most important tasks of kernel memory is to protect memory from unauthorized acc...
Ftrace is a Linux utility that ’s usually used for tracing kernel functions. But as we looked for a useful solution that would allow us to enable system activity monitoring and block suspicious processes, we discovered that Linux ftrace can also be used for hooking function calls....
Lightweight: Multiple Docker containers running on a host machine can share the operating system kernel of the host machine. Docker containers start quickly and require only a small number of computing and memory resources. Open: Docker containers are based on open standards and can run on all ...
Scheduling and management are central to the kernel's operation. Computer hardware can only do one thing at a time. However, a computer's OS components and applications can spawn dozens and even hundreds of processes that the computer must host. It's impossible for all those processes to use...
What is kernel-level programming in an OS? Kernel-level programming involves writing software that interacts directly with the operating system's core functions (the kernel). This type of programming requires specialized knowledge and can be used to create device drivers, security software, and other...
What are containers and how do containers enable fast-moving modern software, from the cloud to the edge? Learn how to use Ubuntu from the host kernel to container images running cloud applications to get a stable, secure, and consistent developer experi
They are part of the PaaS (Platform-as-a-Service) cloud model. Virtualization for containers occurs one abstraction layer up from where it occurs for virtual machines, at the operating system level instead of at the kernel level (the kernel is the foundation of the operating system, and it ...
In the SPN architecture, MTN mainly provides the MTN path and section layers that are essential to the SCL. MTN offers the Ethernet slicing capability based on the native Ethernet kernel. It is fully compatible with Ethernet and prevents caching and table lookup for packets at L2/L3, thereby ...
The kernel consists of object modules that are dynamically loaded into memory when needed. The Oracle Solaris kernel can be divided logically into two parts: the first part, referred to as the kernel, manages file systems, scheduling, and virtual memory. The second part, referred to as the I...
1. Kernel space Kernel space is found in an elevated state which provides full access to the hardware devices and protects the memory space. This memory space and user space together called Kernel-space. In a kernel space environment, core access to the system services and hardware are maintain...