Weekly Changes – 04/04/2022
A very quiet week with the only notable change being new support for the Ubuntu hardware enablement kernel. Here are the details…
Changes to headers and package lists
Members of the Informatics Computing team can now browse all the changes to the headers and package lists.
Ubuntu Kernel
New support has been added for switching to the newer hardware enablement kernel which is currently based on version 5.13. This can be enabled for DICE machines by defining the DICE_OPTIONS_KERNEL_HWE
macro at the top of the LCFG profile (before the inclusion of the OS header). For ed-level profiles, it can be enabled using the ED_KERNEL_HWE
package option like this:
!profile.pkgcppopts mADD(-DED_KERNEL_HWE)
PXE server
On Ubuntu the LCFG pxeserver component now starts after the lcfg-multi-user-stable.target
systemd target has been reached. This makes it behave the same as on SL7 and ensures that reboots for kernel upgrades are much quicker.
Installroot
To provide support for booting from newer hardware the Ubuntu installroot now uses the hardware enablement kernel.
Note that currently, the Ubuntu installroot is a work-in-progress prototype.
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