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Unbreakable Enterprise Kernel Known Issues

If you're having issues with the Unbreakable Enterprise Kernel on Oracle Linux instances in Oracle Cloud Infrastructure, review the following known issues.

UEK Release 7 Update 3 Known Issues

The following known issues have been identified with the Unbreakable Enterprise Kernel Release 7 Update 3 (UEK R7U3).

  • dracut-install: ERROR: installing 'virtio' might be displayed during UEK R7 installation
  • Upgrading from UEK R6 to UEK R7 on Arm platform may fail if RAID 5 default page size differs from default stripe size
  • Swap partitions created on Arm platform using an earlier UEK release don't work after upgrade to UEK R7
  • Cloud-init and systemd-udevd fail to rename mlx5_core network interfaces during upgrade from UEK R6 to UEK R7
  • Mellanox NIC interface name subject to change after upgrading from UEK R6 to UEK R7
  • xdp-tools on Oracle Linux 9 Is Incompatible With UEK R7
  • Random high CPU utilization issue encountered with database benchmark program
  • (aarch64) Disk Encryption Password Prompt Not Being Displayed at System Boot
  • XFS DAX Mount Option Is Incompatible With Oracle Linux 9 With Reflink Enabled

See:

  • Unbreakable Enterprise Kernel Troubleshooting
  • Unbreakable Enterprise Kernel: Release Notes for Unbreakable Enterprise Kernel Release 7 Update 3 (5.15.0-300)
  • Unbreakable Enterprise Kernel documentation
  • Unbreakable Enterprise Kernel Known Issues
  • UEK Release 7 Update 3 Known Issues
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