Server/NIC

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Welcome

Welcome to the OCP Mezzanine NIC subgroup under OCP Server Work Group. The goal of this subgroup is to form a healthy ecosystem in Mezzanine NIC space, under OCP framework.

Guideline

We are here to build a supportive, informative and inclusive community:


Supportive

- Support implementation questions

- Evaluate new use cases

Informative

- Share the latest topics and trends related to OCP Mezz NIC spec

- Share both challenges and opportunities

Inclusive

- Take community feedback and make iterations to proposal before submitting major revision to work group and IC

- Open to both adopters, and observers

Get Involved

Updates

7/25/2017

1. Update to deck

Master Deck V5 dated 7/25


7/14/2017

1. Update to deck

Master Deck V5 dated 7/14

2. Update to Schedule

Schedule update v3 dated 7/14

3. Mezz subgroup will meet @ OCP Engineering workshop Sep 25th, 2017

More info here


7/5/2017

See below material for tomorrow's call:

Corrected thermal model: Cases A1-A5

Corrected thermal model: Cases A6-A10

Thermal model with QSFP heat sink: Cases A1-A5

Thermal model with QSFP heat sink: Cases A6-A10

Summary of updated simulation results

Presentation slides

--- Agenda

1. Updates and corrections to thermal models

2. Impact of QSFP heat sink

3. Impact of contact resistance on QSFP heat sink performance

4. Go over a few topics for discussion



Find Archive of updates here

Find archive of mailing-list here


Meetings

This project meets - 2 times a Month; Defaults to 1st and 3rd Wednesday of the Month.

Call-in info and source of truth @ http://opencompute.org/community/ocp-calendars (Time zone shown: Eastern Time)

This call is open to the public.

If there is a cancellation, we will try our best to cancel >24hrs before the meeting by the calendars above.

Meeting minutes is sent out in mailing list and can be found at archive


Events

2017/3/9

OCP Engineering Workshop Sessions https://ocpussummit2017.sched.com/event/9SAa/ocp-mezzanine-nic-20-and-beyond

More information about OCP events can be found at: http://www.opencompute.org/community/events/ocp-events-calendar


Communication

- Project communication is done through the opencompute-mezz-card mailing list.

- Please make sure following the steps until you receive confirmation email and welcome email from Opencompute-mezz-card@lists.opencompute.org.

Please check your junk box and unblock Opencompute-mezz-card@lists.opencompute.org if you have trouble getting confirmation email.

- To access the mailing list archives go to: http://lists.opencompute.org/pipermail/opencompute-mezz-card/

- For general discussion, please use mailing-list above by default; This is public domain and all discussion is archived

- Reach to Jia Ning if there is strong reason not to have public discussion

Specifications and Designs

All these accepted by the IC

Specification Version Submit Date Contributor License Notes
OCP Mezzanine card v2.0

OCP_Mezz_2.0_rev1.00_20151215b_pub_release.pdf(2.2MB)

OCP_Mezz_2.0_rev1.00_20151215b_pub_release_3D_package.zip (88MB)

Mechanical 20151023_P1-P9_K1-K5 zip file (57MB)

V2.0-1.0 Dec 15, 2015 Facebook OWFa 1.0 Added support for x16 (quad x4), NCSI, dual QSFP+, & Quad SDP+

Accepted by OCP IC 2/24/2016

OCP Mezzanine card v0.5, original standard

Mezzanine Card (rev 0.5)

V0.5 Oct 8, 2012 Facebook OWFa 1.0 Defacto standard for the original network mezzanine with a x8 PCIe Gen3 interface