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== | ==Instrumentation and Measurement - Workstream #6== | ||
[https://www.opencompute.org/wiki/Time_Appliance_Project Back to Time Appliances Project's wiki] | [https://www.opencompute.org/wiki/Time_Appliance_Project Back to Time Appliances Project's wiki] | ||
== | ==Objective== | ||
Open source ecosystem for instrumentation and measurement software and tools. Scalable, reliable, cost-effective and efficient. | |||
==Project Team== | |||
:- Lead: [mailto:anand.ram@calnexsol.com Anand Ram] (Calnex) | |||
:- Lead: [mailto:julianstj@fb.com Julian St James] (Meta) | |||
== | ==Meeting invite== | ||
=== | 8:00am - 8:30am PST Second Thursday every month: [https://teams.microsoft.com/dl/launcher/launcher.html?url=%2F_%23%2Fl%2Fmeetup-join%2F19%3Ameeting_OGE1MzNkMGMtZDRjMS00YzFiLTg4MTAtZjcxNzEwYzI2ODIy%40thread.v2%2F0%3Fcontext%3D%257b%2522Tid%2522%253a%2522fbb4e2fb-f802-4d55-beca-b7149551e928%2522%252c%2522Oid%2522%253a%2522cff27e02-befc-4437-98d5-96034f77b90c%2522%257d%26anon%3Dtrue&type=meetup-join&deeplinkId=5f0bbd41-a286-4e8b-b786-5162812cfe21&directDl=true&msLaunch=true&enableMobilePage=true&suppressPrompt=true Launch Teams Meeting Link] | ||
==Recording from Past Calls== | |||
[https://drive.google.com/file/d/1Ctz2eWt2e71y9ChquZGdu6Fc9H5PQZZs/view?usp=sharing 20 Jan 2022] | |||
[https://drive.google.com/file/d/1Ew3LOo-vUEA_KcP0A_MnnkuHmVzykC6V/view?usp=sharing 27 Jan 2022] | |||
= | [https://drive.google.com/file/d/1iBY6HX9EA6CKG3QWYw7ZwfNMUUyketMG/view?usp=sharing 24 Feb 2022] | ||
[https://drive.google.com/file/d/1xPt-CWZEpcoVGmgpRnG8ccebdfoZ46vq/view?usp=sharing 23 Jun 2022] | |||
[https://drive.google.com/file/d/1uO8RtSFO5l7xTY6mTIrsImsP2iaRvyNC/view?usp=sharing 27 Oct 2022 PTP Simulator Demo] | |||
= | [https://drive.google.com/file/d/1sZzXC85Pl4viJoBF0x6Y_eYNiCe-YtY-/view?usp=sharing 10 Nov 2022 Monitoring Discussion] | ||
[https://drive.google.com/file/d/1Cx59jrTRm4alglwwRJbUdfuyTsHQAxM8/view?usp=sharing 11 May 2023 PTM Testing Kickoff] | |||
[https://drive.google.com/file/d/1yQ3cyI7ld8FdiqXQYEe6gZgZzFM_qO5S/view?usp=sharing 28 Sep 2023] | |||
= | [https://drive.google.com/file/d/1TmXMF-VchMt06UzEo8Ot36kKkZkriWYD/view?usp=sharing 8 Feb 2024 Monitoring & Measurement Discussion] | ||
==Hardware Roadmap== | |||
{| class="wikitable" | |||
|- | |||
! | |||
! Design !! Objective | |||
|- | |||
| '''#1''' | |||
| Time Card based PPS measurement | |||
| Scaleable use of the Time Card in a generic server to perform up to 4 PPS measurements | |||
|- | |||
|} | |||
=== | ==Software== | ||
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
! | ! | ||
! | ! Design !! Objective | ||
|- | |- | ||
| '''#1''' | | '''#1''' | ||
| | | Time Card based PPS measurement | ||
| | | Interface with Time Card driver and export PPS measurement data in a useful format | ||
|- | |- | ||
|} | |} | ||
== | ==Potential Future Hardware Solutions== | ||
{| class="wikitable" | |||
|- | |||
! | |||
! Core Hardware !! Objective | |||
|- | |- | ||
| '''#1''' | |||
| TDC | |||
| Small, cheap, and low power use-case | |||
|- | |- | ||
|- | |||
| '''#2''' | |||
| PTM controller | |||
| A PCIe based daughter card that can be synchronized with a high stability source (Time Card) over PCIe to scale PPS measurements | |||
|- | |- | ||
| | |- | ||
| | | '''#3''' | ||
| | | UWB | ||
| | | A method for distributing GPS and time to areas where measurements are made, but GPS is not available | ||
|- | |- | ||
| | |- | ||
| | | '''#4''' | ||
| DPLL | |||
| A discrete design based around a DPLL , removing the need for an FPGA | |||
|- | |- | ||
|} |