The software described in this documentation is either in Extended Support or Sustaining Support. See https://www.oracle.com/us/support/library/enterprise-linux-support-policies-069172.pdf for more information.
Oracle recommends that you upgrade the software described by this documentation as soon as possible.
Release Notes for Oracle Linux 6.9
E84716-12
March 2021
Table of Contents
- Preface
- 1 New Features and Changes
- 1.1 Hardware Enablement
- 1.2 Hyper-V Features
- 1.3 NetworkManager Enhancement
- 1.4 RHCK Kernel Driver Updates
- 1.5 Security Features
- 1.6 Shipped Kernels
- 1.7 Unbreakable Enterprise Kernel Release 2
- 1.8 Unbreakable Enterprise Kernel Release 4
- 1.9 Ceph
- 1.10 OpenSCAP
- 1.11 Load Balancing and High Availability
- 1.12 Enhanced SSSD Support for Active Directory
- 1.13 Removing the RHCK from a System
- 1.14 Oracle Automatic Storage Management (ASM) Enhancements
- 1.15 Technology Preview Features
- 2 Fixed and Known Issues
- 2.1 Fixed Issues
- 2.1.1 dm-cache support
- 2.1.2 Kdump Service Can Be Enabled by Using system-config-kdump Under UEK R4
- 2.1.3 iSCSI Boot Issue Resolved For Systems Installed Using the
Specialized Storage Device
Option - 2.1.4
initramfs
Corruption due to Limited Disk Space Fixed - 2.1.5 sosreport Utility Hangs Collecting
lastlog
Fixed - 2.1.6 Error Mounting NFS Target Due to Missing Path in the start-statd Script Fixed
- 2.2 Known Issues
- 2.2.1 Unable to boot after installation on systems using the Broadcom MegaRAID 9460 controller
- 2.2.2 Installer does not show
Network Devices
screen when installing with iSCSI enabled - 2.2.3 Kickstart installation fails on multipath device when the
ignoredisk --only-use
option is used - 2.2.4 Btrfs File System Issues on UEK
- 2.2.5 xfs: Kernel panic in the multi-block buffer logging code
- 2.2.6 btrfs: Unable to replay log after snapshot delete and parent directory fsync
- 2.2.7 btrfs: Empty symbolic link after fsync of parent directory
- 2.2.8 btrfs: Incorrect directory entries after fsync log replay
- 2.2.9 btrfs: File loss on log replay after renaming a file and fsync
- 2.2.10 btrfs: Kernel oops when unmounting during a quota rescan or disable
- 2.2.11
mkfs.ext4
does not support the documented-f
option - 2.2.12 btrfs, ext4 and xfs: Kernel panic when freeze and unfreeze operations are performed in multiple threads
- 2.2.13 ext4: System hang when processing corrupted orphaned inode list
- 2.2.14 OFED iSER target login fails from an initiator on Oracle Linux 6
- 2.2.15 Kernel panic when booting the Red Hat Compatible Kernel on a btrfs root partition
- 2.2.16 DTrace Issues
- 2.2.17 Linux Containers (LXC)
- 2.2.18 avahi-daemon Fails to Start with UEK R2
- 2.2.19 Booting UEK R2 as a PVHVM Guest
- 2.2.20 Console Appears to Hang when Booting
- 2.2.21 Default Reverse Path Filtering Mode Affects Certain Oracle Products
- 2.2.22 Enabling FIPS Mode
- 2.2.23 Error message Following First Reboot on an HP ProLiant Server
- 2.2.24
ext4
Inline Data - 2.2.25
xfs
Feature Incompatible With RedHat Compatible Kernel (RHCK) - 2.2.26 gcc-libraries Package
- 2.2.27 Intel TCO Watchdog Timer Messages
- 2.2.28 Mellanox ConnectX Drivers
- 2.2.29 mlx4_core Conflicts Between the mlnx_en and ofa Packages
- 2.2.30 mlx4_ib Insertion Error when RDMA Starts
- 2.2.31 Oracle Clusterware Fails to Start on ASM Storage with SELinux Enabled
- 2.2.32 Oracle VM 3.0 Guests Crash During Oracle Database Installation
- 2.2.33 Oracle VM 3.3.1 32-bit Guests with UEK R2 Panic
- 2.2.34 Paravirtualized Drivers in a Hardware Virtualized Guest
- 2.2.35 RHCK Panics When an ext4 File System Is Defragmented
- 2.2.36 sched_yield() Settings for the Completely Fair Scheduler
- 2.2.37 Setting the Serial Console in a Hardware Virtualized Guest
- 2.2.38 Support for Large Memory 32-bit Systems
- 2.2.39 Unable to Register Oracle Linux Guest with ULN
- 2.2.40 Unable to Register with ULN After First Reboot
- 2.2.41 Boot from SAN installation fails using multipath on Pure Storage FlashArray
- 3 Upgrading to Oracle Linux 6.9
- 4 Oracle-Supported OFED Packages
- A Packages