ACK/cmnt: [PATCH 0/1] [Yakkety] UBUNTU: [Config] Increase the NR_CPUS to 8K for amd64 to support systems with a large number of cores.

Stefan Bader stefan.bader at canonical.com
Tue Nov 29 15:57:12 UTC 2016


On 29.11.2016 16:39, Brad Figg wrote:
> On Tue, Nov 29, 2016 at 11:21:29AM +0100, Stefan Bader wrote:
>> On 22.11.2016 16:35, Brad Figg wrote:
>>> BugLink: http://bugs.launchpad.net/bugs/1579205
>>>
>>> Brad Figg (1):
>>>   UBUNTU: [Config] Increase the NR_CPUS to 8K for amd64 to support
>>>     systems with a     large number of cores.
>>>
>>>  debian.master/config/amd64/config.common.amd64 | 2 +-
>>>  debian.master/config/annotations               | 2 +-
>>>  2 files changed, 2 insertions(+), 2 deletions(-)
>>>
>> Could we afford to stage this change to be done first in Yakkety and later in
>> Xenial? I am trying to remember but I fail to do so. Just some vague memory of
>> having looked at something which became either wrong or inefficient due to the
>> large number of possible CPUs. Possibly fixed since then but I am not sure...
>>
>> -Stefan
>>
> 
> We have systems shipping today with 370 cores and that count is just going
> to keep going up. We should be getting out in from of these and not waiting
                                         ~~~~~~~~~~~~~~ huh?

What I was trying to say was: do yakkety this cycle and xenial the next and hope
any problems get catched in yakkety. But ok, I am not really sure there
are problems and those many core systems probably more likely get xenial installed.

-Stefan
> for people to file bugs about it.


> 
>> -- 
>> kernel-team mailing list
>> kernel-team at lists.ubuntu.com
>> https://lists.ubuntu.com/mailman/listinfo/kernel-team
> 
> 


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