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SystemTap debuted in 2005 in Red Hat Enterprise Linux 4 Update 2 as a technology preview. [2]After four years in development, SystemTap 1.0 was released in 2009. [3]As of 2011, SystemTap runs fully supported in all Linux distributions including RHEL / CentOS 5 [4] since update 2, SLES 10, [5] Fedora, Debian and Ubuntu.
Linux API, Linux ABI, and in-kernel APIs and ABIs. The Linux kernel provides multiple interfaces to user-space and kernel-mode code that are used for varying purposes and that have varying properties by design. There are two types of application programming interface (API) in the Linux kernel: the "kernel–user space" API; and; the "kernel ...
kpatch is a feature of the Linux kernel that implements live patching of a running kernel, which allows kernel patches to be applied while the kernel is still running. By avoiding the need for rebooting the system with a new kernel that contains the desired patches, kpatch aims to maximize the system uptime and availability.
Red Hat Enterprise Linux 7 (Maipo) is based on Fedora 18 and Fedora 19, upstream Linux kernel 3.10, systemd 208 (updated to 219 in RHEL 7.2), and GNOME 3.8 (rebased to GNOME 3.28 in RHEL 7.6) The first beta was announced on 11 December 2013, [52] [53] and a release candidate was made available on 15 April 2014. [54]
The device mapper is a framework provided by the Linux kernel for mapping physical block devices onto higher-level virtual block devices.It forms the foundation of the logical volume manager (LVM), software RAIDs and dm-crypt disk encryption, and offers additional features such as file system snapshots.
Kernel build is the process of compiling and configuring the Linux kernel source code to generate a functional kernel image that can be loaded into memory and executed by the operating system. [1] The kernel serves as the core component of the Linux operating system, providing essential functions such as process management , memory management ...
cgroups (abbreviated from control groups) is a Linux kernel feature that limits, accounts for, and isolates the resource usage (CPU, memory, disk I/O, etc. [1]) of a collection of processes.
Early releases of Red Hat Linux were called Red Hat Commercial Linux. Red Hat published the first non-beta release in May 1995. Red Hat published the first non-beta release in May 1995. [ 3 ] [ 4 ] It included the Red Hat Package Manager as its packaging format, and over time RPM has served as the starting point for several other distributions ...