Release Notes for Oracle Linux 8
F12584-07
October 2019
Table of Contents
- Preface
- 1 Shipped Kernel
- 2 Supported Architectures
- 3 New Features and Changes
- 3.1 Oracle Linux 8 Software Distribution and Management
- 3.2 Installation, Boot, and Image Creation
- 3.3 Red Hat Compatible Kernel
- 3.4 Cockpit
- 3.5 Podman, Buildah, and Skopeo Container Tools Included
- 3.6 Database
- 3.7 Desktop
- 3.8 Developer Tools and Compilers
- 3.9 File Systems and Storage
- 3.10 Identity Management
- 3.11 Infrastructure Services
- 3.12 Networking
- 3.12.1 Replacement of iptables With nftables
- 3.12.2 IPVLAN Virtual Network Driver Added
- 3.12.3 Networking Stack Updated to Version 4.18
- 3.12.4 Removal of -ok Option From tc Command
- 3.12.5 SR-IOV Virtual Functions Added to NetworkManager
- 3.12.6 TCP Updated to Version 4.18
- 3.12.7 wpa_supplicant Package Improvements
- 3.13 Scripting Languages
- 3.14 Security
- 3.15 New systemd Behavior in Oracle Linux 8
- 3.16 Virtualization
- 3.17 Web Services
- 3.18 Compatibility
- 4 Known Issues
- 4.1 Installation Issues
- 4.1.1 ULN Registration wizard not displayed on first boot after an Oracle Linux 8 installation
- 4.1.2 Syslog Error: Failed to insert module 'ip_tables': Operation not permitted
- 4.1.3 Graphics controller requirements for installation on an Oracle VM VirtualBox guest
- 4.1.4 Installation on KVM guest by using iPXE and iSCSI boot results in incorrect IQN name
- 4.2 Oracle Linux 8 does not recognize SAS controllers on older Oracle Sun hardware
- 4.3 It is not possible to create a ULN Mirror on a local yum server on Oracle Linux 8
- 4.4 GPG key file location must be explicitly set when adding repositories
- 4.5 File System Issues
- 4.5.1 ext4: File system corruption occurs when both quota and dioread_nolock options are enabled
- 4.5.2 ext4: Frequent or repeated system shutdowns can cause file system corruption
- 4.5.3 XFS: Existence of many unlinked tmp files causes file system corruption
- 4.5.4 XFS: xfs_repair interprets a slash (/) character in extended attribute name as corruption
- 4.5.5 XFS: Incorrect mkfs parameters cause file system corruption
- 4.6 Kernel Issues
- 4.6.1 KVM guests boot with "amd64_edac_mod: Unknown symbol" errors on AMD 64-bit platforms
- 4.6.2 Output of modinfo does not show retpoline support
- 4.6.3 Kdump service fails to start on systems with Secure Boot enabled
- 4.6.4 Kdump runs out of memory when attempting to mount /sysroot on FC disks that use LVM
- 4.7 Networking Issues
- 4.8 Restarting firewalld service results in SSH connection timeout
- 4.9 /var/run/rhnsd.pid file not readable after starting Spacewalk daemon
- 4.10 Error: "mcelog service does not support this processor"
- 4.11 Podman Issues
- 4.11.1 Executing podman attach --latest causes panic if no containers are available
- 4.11.2 Default keystroke combination for podman detach does not work
- 4.11.3 Authentication error displayed when attempting to pull an image and not specifying its correct name
- 4.11.4 Non-root user cannot export a running container as a tar archive when container is created by same non-root user
- 4.11.5 Oracle Container Registry is unable to service requests to search the catalog
- 4.12 SELinux: "Class bpf not defined in policy" and "Class xdp_socket not defined in policy" errors occur during a boot
- 5 Installation and Availability
- 6 Release-Specific Information for Oracle Linux 8 (aarch64)
- 6.1 System Requirements and Limitations (aarch64)
- 6.2 Known Issues (aarch64)
- 6.2.1 netconsole kernel module does not work with some devices
- 6.2.2 mlx5_core driver fails on X-Gene 3 platform with MTU setting greater than 1500
- 6.2.3 kernel panic might occur during a kexec boot on X-Gene 3 platform
- 6.2.4 Kdump tools fail to create vmcore.dmesg.txt on X-Gene 3 and ThunderX2 platforms
- 6.3 Installation and Availability (aarch64)
- A Comparing Yum Version 3 With DNF
- B Package Changes from the Upstream Release