PreciseKernelVersionAndFlavors
Launchpad Entry: hardware-p-kernel-version-and-flavors
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Summary
Discuss the mainline baseline version for Precise Pangolin 12.04. Also discuss the current kernel flavours for each architecture. We will also discuss the source branch for these flavours. Finally we will touch on the ports architectures.
Release Note
TBD
Kernel Version
Discuss which mainline kernel base is appropriate for Precise Pangolin 12.04. Precise is also an LTS release. As such, we would prefer to align with upstream's long term support kernel if at all possible. This does assume we know what the next long term support kernel will be. We would also prefer to have a longer testing/baking period for this kernel to provide more bug fixes and stability for our users. This may result in our choosing a slightly older kernel vs. the bleeding edge.
Assumptions
Based on the cadence of previous upstream releases, I'd anticipate the following upstream release timeline:
- v3.0 released July 21, 2011
- v3.1 releases around end of Oct 2011
- v3.2 releases around Jan 2012
- v3.3 releases around March/April 2012
Kernel freeze for Oneiric is April 5, 2012
Taking the above into consideration, I would proposed selecting the v3.2 kernel to provide a longer duration for testing, bug fixes, and overall stability.
Flavours
Are we carrying the appropriate flavours?
Discussions regarding merging amd64.generic and amd64.server have already began:
Distro
Architecture |
Flavour |
Description |
i386 |
generic |
kernel for desktop machines with less than 4GB of ram |
i386 |
generic-pae |
kernel for desktop machines with more than 4GB of ram |
i386 |
virtual |
kernel for virtual machine use (KVM/EC2) |
amd64 |
generic |
kernel for desktop machines |
amd64 |
server |
kernel for server machines |
amd64 |
virtual |
kernel for virtual machine use (KVM/EC2) |
armel |
omap |
kernel for ARM OMAP-3 hardware |
Ports
Architecture |
Flavour |
Description |
powerpc |
powerpc |
PowerPC |
powerpc |
powerpc-smp |
PowerPC with SMP support |
powerpc |
powerpc64-smp |
PowerPC64 with SMP support |
BoF agenda and discussion
Use this section to take notes during the BoF; if you keep it in the approved spec, use it for summarising what was discussed and note any options that were rejected.