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Red Hat Enterprise Linux (RHEL) is a commercial open-source [6] [7] [8] Linux distribution [9] [10] developed by Red Hat for the commercial market. Red Hat Enterprise Linux is released in server versions for x86-64, Power ISA, ARM64, and IBM Z and a desktop version for x86-64.
This article documents the version history of the Linux kernel. Each major version – identified by the first two numbers of a release version – is designated one of the following levels of support: Supported until next stable version; Long-term support (LTS); maintained for a few years [1]
Red Hat Linux was a widely used ... GCC for compiling the kernel, called "kgcc". As of Red Hat Linux 7 ... original Red Hat Linux download and retail version.
Red Hat announced and publicly released kpatch in February 2014 under the terms of the GNU General Public License version 2 , [1] shortly before SUSE released its own live kernel patching implementation called kGraft. [8] kpatch was merged into the Linux kernel mainline, and it was submitted for the inclusion in May 2014. [5] [9]
Linux portal; Dynamic software updating, a field of research focusing on upgrading programs while they are running; kexec, a method for loading a whole new kernel from a running system; kGraft, kpatch and Ksplice, other Linux kernel live patching technologies developed by SUSE, Red Hat and Ksplice, Inc. (later acquired by Oracle), respectively
Support for Red Hat Enterprise Linux was dropped and turned into a free 30-day trial for RHEL customers as an incentive to migrate to Oracle Linux Premier Support. [6] [7] Ksplice is today offered on the two kernel flavors distributed with Oracle Linux: UEK: the Unbreakable Enterprise Kernel; RHCK: the Red Hat Compatible Kernel
On December 8, 2020, Red Hat announced that development of CentOS, a free-of-cost downstream fork of the commercial Red Hat Enterprise Linux (RHEL), would be discontinued and its official support would be cut short to focus on CentOS Stream, a stable LTS release without minor releases officially used by Red Hat to preview what is intended for inclusion in updates to RHEL.
CentOS (/ ˈ s ɛ n t ɒ s /, from Community Enterprise Operating System; also known as CentOS Linux) [5] [6] is a discontinued Linux distribution that provided a free and open-source community-supported computing platform, functionally compatible with its upstream source, Red Hat Enterprise Linux (RHEL).