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Table of Contents
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Attendance

Committee Members 

Jeff Underhill Linda Knippers HPE
NamePresent

Elsie Wahlig QualcommLinaro

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Hui Han Aliyun

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Andy Wafaa ARM

 

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Jon Masters Red Hat

 

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Kangkang Shen Huawei

 

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Larry Wikelius CaviumMarvell

 

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Zi Shen Lim Marvell(tick)


 

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Surupa Biswas Facebook

 

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Guests 

NamePresent

George Grey (CEO, Linaro) 

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Andrea Gallo (VP of Segment Groups, Linaro)

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Mark Gregotski (Director of LHG, Linaro)

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Martin Stadtler (Director of LEG, Linaro)

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Matt Locke (Director of LITE, Linaro) 

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Francoise Ozog (Director of LNG, Linaro) 

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Tom Gall (Director of LMG, Linaro)  

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Live meeting notes will be <<here>>    

Agenda

Minutes

  • notes here

Guests 

NamePresent
Vicky Janicki (Linaro)(tick)
Ganesh Raju (Linaro)(tick)
Jorge (Linaro)(tick)
Tony Niedbalski (Arm)(tick)
Stephen Cole (Arm)(tick)
Leif Lindholm Linaro) (remote)(tick)
Gema Gomez-Solano (Linaro) (Remote)(tick)
Ard Biesheuvel (Linaro) (Remote)(tick)


Minutes

LDCG Roadmaps

Day 1 Recording

Raw Notes Here

Introductions

  • LW:  How do we connect with the broader Linaro.  Recommendation is via the TSC

  • KK:  Arm server is in a different place.  It’s here and working.

  • AW: How much capacity is there in DC?

  • LW: How does ML/AI tie into HPC and LDCG?

  • LW:  Assignees need to be transparent, checked monthly.  Describe contractual obligations vs actual assignees working.

  • LW: frustrated with lack of enforcement of assignees.

  • KK:   Follow-up on designating CCIX Member Engineer

  • EW: GCC (Green Computer Consortium - China) is joining as Associate Member. Another Associate Member is pending. Both interested in Developer Cloud. Expect Associate Members to start up China Developer Cloud setup with Jorge’s help.

  • LW:  Split between timezones.  Is LDCG divided?

  • EW:  consider if we want to merge the TZ call

  • KK:  Huawei Contact for OS is Hanjun Guo.  For Drivers is Kenneth Lee. For Big Data its the solution group, through Kenneth Lee.  

Enterprise Reference Architecture slide

  • LW:  Is ERP still relevant since we are now in an enabled state? Do we need it?   Members enable their own platform.

  • KK:  needs ERP to enable CCIX project.  

  • LW:  we don’t have luxury of sponsoring things that need to be in landing team.

  • Leif:  we were juggling a lot of things in the past that needed a single focus.  Now we have a single focus for work.

Reference Firmware

  • Was part of ERP

  • LW: Wants to either kill ERP or merge requirements into other activities.
  • JN:  support for M400 - now deprecated - is in ERP.   DC can deploy with upstream kernels
  • KK: Who’s working on ERP?
  • Gema:   ERP was consuming ⅓ resources every year.
  • Z:  EDK2 is within scope?   Leif: Yes
  • LW: Is Reference Firmware passing Server Ready today?  
  • Leif:  Ask me in a month


Slide:  Platform Server architecture


  • KK:Both Open source firmware and SBSA QEMU Machine are very important to KangKang

  • Z: Is there an endpoint for Platform Server Architecture

    • Leif:  continues with each new SBSA level

    • Z: Define what SBSA level we are targeting in QEMU project.

  • EW: Need to define and document what is meant as a project

  • KK: How many resources are being consumed by ERP?  

    • Gema: Each project has been individually counting.

    • EW:  Need transparency here.


Slide: Server Ready Process


  • KK: Suggestion that Linaro provide a chargeable service for non-Members

  • LW: Missing a key part of the chain which hardware partners (OEM/ODM); Don’t believe OEM/ODM will pay for this service.

  • Concern about the quality of the firmware along the supply chain

  • SCole:  ODM’s claim they do more testing than SBSA do

  • EW: Value is in the compliance

  • Jon:  RH runs ACS on vendor platforms

  • Server Ready proposal (AW)

  • should be a project outside LDCG

  • Linaro exec management supportive

  • Where is TBD (like professional services)

  • In LDCG, because server is in the name

  • Jon:  Need OEM’s involvement

  • Jon:  Is this something we can take on?

CCIX - Ard

  • Z:  No CCIX roadmap yet.  

  • Main contributions have been with Arm landing team

  • J: On Linux needs to be done generic, upstream friendly way

  • LW: Proposed Ard provides 1 day a week of support

OpenBMC Enablement- Leif

  • Not much progress on OpenBMC due to lack of platforms

  • Planning to use QEMU in lieu of available hardware.

  • FYI: OCP Presentation

  • There is ThunderX Sabre board that could be available.  

  • Projects using ThunderX can’t be shared with openbmc development

  • Larry:  They can find a dedicated Sabre system to support openBMC

  • Action:  determine logistics of what/where to put platform.

  • Larry: What are the human resource requirements.  This was HXT

    • Elsie: Determine with Graeme.

  • Jon:  general comment.  For each community what are our touchpoints

  • Jon: We have to determine what it is we want.

  • KK:  Will look to see what resources Huawei can contribute.  

  • LW: Understand the state of the broader union to determine gaps. (Next step for SC to talk to Dong Wei @ Arm)

  • Jon: Need to define the task

  • Determine requirements before ServerAC event in mid April - right after BKK

Kernel Testing Integration - Rafael / Ard

  • LKFT was done in parallel with Kernel CI

  • Could be an interim solution to getting to a 0 day kernel test

  • Z:  Is 0 Day a Linaro, Arm issue?  It’s an Arm ecosystem issue.

  • Is AMD part of it?  No, but they ride the coat-tails (because ISA)

Larry will donate hardware

  • Jon:  Wants cloud management for testing so we can scale out across other facilities.

  • Rafael: LKFT does spin up VM’s

  • JN: no current openstack api implementation in LAVA

  • Gema:   Kubernetes is not multi-tenant so difficult to replace Openstack at the moment.

Outcome:

  1. How much will it take to integrate testing into Lava?  Minimum amount of work. AI: Gema scope

  2. What is needed for cloud management for testing so we can scale out across other facilities.

  3. Work with ARM for 0-day end goal


Android In The Cloud - Larry W


  • LW: Let’s target things we can do differently

  • Option A:

    • Licensing can’t be solved without Arm business folks.

    • Action item:  Steve Cole

  • Option B

    • Steve Cole: End-user/consumers needs this

    • Larry:  Wants Android CI in LKFT scoped.  AI: Elsie

  • Option C

    • Steve Cole: End-user/consumers needs this

  • Option D

    • Need path for AMD to generate revenue

    • Discussions between Arm & AMD next week @ GDC

    • Action item:  Steve Cole

  • More

    • Jon: do B and C for selling the dream

    • All in agreement we want A and D.

ILP32 - Matteo

  • KK: Customers do not want to change. Need ILP32 already; Custom software

  • Jon: Need to recompile to use ILP32; Networking/Wireless use cases

  • Matteo: Need LTS Support

  • Larry:   Needs ILP32 for selling servers to produce benchmarks.

    • He can use openSUSE for spec.org submission.  Uses current branch.

  • Matteo:  In order to get it mainlined, they need SLES commitment.  

  • KK:  Needs it for communication business.

  • LW: Propose Arm to provide the scoping and effort to support this branch - Andy W to find out

  • KK: ¼ of an engineer to support (3 months effort over a year)

  • Revisit at BKK19


OpenJDK

  • Arm has not had much help from members for OpenJDK.

  • They will continue working on OpenJDK at Arm

  • Stuart will no longer be an assignee.  Will focus on AdoptOpenJDK and Arm team development.

  • Releases will be done through AdoptOpenJDK

  • Let’s celebrate the success and move on

  • Current distributions


Ecosystem Enablement - KangKang

  • Slide 1 -

1. Alot of commercial sw is based on open source

2. If there is a proprietary application, there is often an open source equivalent

3. Making sure the open source version is equivalent can be used as leverage

  • Slide 2:

    • Bullet 1 - Open Source Arm Tools - in Lead Projects.  What are these?

  • Slide 4:

    • What can we/Linaro do?

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