Oracle declared the global release of Oracle Linux 7.9, including UEK Release 6 as the default kernel.
Oracle declared the release of Oracle Linux update 7 version 9. The newest version incorporates Unbreakable Enterprise Kernel Release 6 as the default kernel. Oracle Linux sustains user-space compatibility with Red Hat Enterprise Linux. As per the declaration, no recertifications are required for applications already certified with Red Hat Enterprise Linux 7 or Oracle Linux 7 and current applications will proceed to operate unchanged on the newest version.
Unbreakable Enterprise Kernel Release 6
Oracle Linux 7.9 is now accessible on both 64-bit Arm and 64-bit AMD/Intel-based systems. From the Oracle Linux yum server, one can the download the ISO installation images. The newest version of Oracle Linux comes with the current kernel packages:
- UEK Release 6 (kernel-uek-5.4.17-2011.6.2.el7uek) for x86-64 and aarch64
- Red Hat Compatible Kernel (RHCK) (kernel-3.10.0-1160.el7) for x86-64 only
Few Noteworthy features included in Oracle Linux 7.9 are:
- Latest features and modifications for Red Hat Compatible Kernel (RHCK)
- Addition of EDAC driver for Intel ICX systems: The Error Detection and Correction (EDAC) driver has been added to Intel ICX systems in this release. This driver allows error identification on these systems, as well as report or notify errors to the EDAC subsystem.
- Added Mellanox ConnectX-6 Dx network adapter support: With Oracle Linux 7.9 adds the PCI IDs of the Mellanox ConnectX-6 Dx network adapter to the mlx5_core driver.
- UEK Release 6 is based on the prominent Linux kernel 5.4, providing more innovation than other commercial Linux kernels.
- Arm: Improved support for the Arm (aarch64) platform, incorporating enhancements in the fields of virtualization and security.
- Cgroup v2: UEK R6 incorporates every Cgroup v2 features, besides with numerous improvements.
- Memory Management: Numerous performance improvements have been executed in the kernel’s memory management code to enhance the effectiveness of clearing pages and cache, alongside improvements to error management and reporting.
- NVDIMM: NVDIMM feature updates have been executed so that constant memory can be utilized as a conventional RAM.
- NFS: improvements and innovative features that support on NFS performance.
- Zero copy networking: network performance improvements and modern technology to produce faster networking products.
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