Meeting Info

RIC project meetings are open to the public and held on Tuesdays at 2pm UTC (winter) and 1pm UTC (summer).  World Time Zone Map

Zoom 1 Info:

• Join from PC, Mac, Linux, iOS, or Android: https://zoom.us/j/9644759813
• Meeting ID for dial-in: 9644759813

2022-01-17 (Tuesday)

Recording: TODO

1. Every time: Check rule RC-4 (link) that all L or XL commits of the last two weeks have also new unit tests. This is our policy. link-to-reviews (gerrit filter instructions // gerrit t-shirt-sizing).
   1. 2022-10-11+2022-11-08+2022-11-22
      
      1. https://gerrit.o-ran-sc.org/r/c/ric-plt/xapp-frame-rust/+/9117 how automated CI module testing can be done is to be discussed // also need to discuss CI // already known that this requires discussion with LF
2. every second time: Review code coverage stats and blocker code smells
   1. We take a look at the two links in the beginning of this page: Code coverage reports..
   2. The list below is only working reports // Anybody volunteering to work with LF on making the code coverage CI to work again (there's still the old JVM version)
   3. Thoralf did this last on 2022-05-27. 2022-11-22:  we did not do this this time
3. Every time: Check if there are new bug reports in JIRA: link
   1. RIC-940 sdlpy missing whitespace → Timo
   2. RIC-939 race conditions in RMR → Abdulwahid
   3. RIC-921 fix UT test case in e2mgr to stub time (leftover from review https://gerrit.o-ran-sc.org/r/c/ric-plt/e2mgr/+/8493)
   4. RIC-915 dms_cli for installing xapp not working (raised by James)
   5. RIC-905 new (from PW) Issue in reporting the CLEAR ALARM as VES EVENT
   6. RIC-901 new (from PW) BUG FIX IN 'Get ALARM INFO’ NETCONF COMMAND
   7. RIC-897 SCTP connection fails with Viavi // update with workaround
   8. RIC-896 xapps sending same msg type and sub id fails - details to be clarified
   9. RIC-894 long idle period (days) causes RMR connection breaks
   10. RIC-864 xapp-frame-cpp CI does not use Dockerfile and therefore uses Ubuntu18.04 (not 20.04) in build
   11. RIC-857 sporadically RMR takes multiple minutes before being "ready"
   12. RIC-852 Intermittent Issue with E2T: While setting up E2 setup request and response.
       1. 2021-12-21: Trying to get bandwidth for this during F release.
   13. RIC-837 RMR is not forwarding messages from E2T to E2M
   14. RIC-835 → 2021-12-07 news from Viktor
   15. fixed: no new fixes
       
   16. anybody would like to get more familiar with RMR?

4. 2022-12-13, 2023-01-17: Bin Yang asked about O2 for RIC platform deployment and xapp deployment. Need to discuss on this topic. O-cloud is deployed in AT&T and Taiwan lab.

5. Sunil still to discuss with other team members for other items from subteam-h
   1. Other tickets CI/CD and Code coverage tickets? Sunil: I am still looking for the resources to work on that.
      1. RIC-860 + RIC-878
         
         1. Sangeetha working on RIC-860, done, but code still to be checked in. 2022-07-05 & 2022-07-19 update:  - Code checked-in, but it seems https://gerrit.o-ran-sc.org/r/c/it/test/+/8530 that is part of GIT relation chain was abandoned (it contained the bulk of the changes for subscription deletion test)
         2. Sangeetha working on RIC-878, status see Jira item, code still to be checked in. 2022-07-05 & 2022-07-19 update:  - Code checked-in
         3. O1 testing is also being worked on. 2022-03-29 Sangeetha to raise Jira ticket
         4. Subhash asked for documentation of nanobot from Sunil. Almost done. 2022-05-11: Still open
         5. 2022-04-26: still open
         6. 2022-05-11: expecting to finalize by May-27
         7. 2022-06-07: news on RIC-860 and RIC-878 or O1 testing?
         8. 2022-07-05: Thoralf marked RIC-860 and RIC-878 as moved out of F release
         9. 2022-07-19: This is pending on LF to get permissions resolved and could then merge these.
         10. 2022-08-02: SUNIL SINGH to check any news on RIC-860 or RIC-878?
         11. 2022-08-16→2022-08-30->2022-09-13→2022-09-27: no update
         12. : some cleanup is needed first.
             
             1. RIC-860 - suggestion is to merge the one abandoned RIC-860 review and the one that is still open into one review and keep that as new review.
             2. RIC-878 - suggest to re-start review 8500 and merge it with the current open one for RIC-878 and start this as new review.
             3. test both if they are actually working
             4. 2022-08-30: team currently busy, but will pick up on this again soon
         13. 2023-01-17: Any news? Suggest to remove from agenda and keep only in JIRA
      2. contributions by new contributor on asn.1 encoders/decoders and APER ASN.1↔XML tool - waiting for repo proposal
         1. created on 2022-08-30: Update 2022-09-13 → 2022-09-27: Now hanging with Augu. - waiting for reply
         2. 2023-01-17: no news
      3. RIC-641 + RIC-705
         1. RIC-641: done in G
         2. RIC-705: xapp registration still open (for H?)
6. James:
   1. 2022-11-08: continues work with keysight (using KPI-mon-go xApp (E2APv1, and older E2SM). hw-go could be used if E2AP2.0 is needed. hw-go does not parse E2SM-parts.
      1. HCL also working on E2APv2.0 xApps.
   2. 2023-01-17: any other news?
7. H release content
   
   1. we mark items that you are >90% sure (=”committed”) to work on during 1H2023 with your label, like subteam-n (Nokia), subteam-s (Samsung) and so on. Items that are proposed for H release but not “committed” we mark with subteam-n-proposal, subteam-s-proposal and so on. To ease usage I created a couple of filters for follow up. See §7.3 from Jira usage conventions.
   2. Sprint dates
      1. Sprint H release dev sprint 1: Aug-22 to Sep-11
      2. Sprint H release dev sprint 2: Sep-12 to Oct-2
      3. Sprint H release dev sprint 3: Oct-3 to Oct-23
      4. Sprint H release dev sprint 4: Oct-24 to Nov-13 (last planned development sprint)
      5. Sprint H release dev sprint 5: Nov-14 to Dec-4 (only for unplanned last-minute development items)
8. GRPC vs RMR
   1. Nokia is plannig RMR with GRPC (E2AP-equivalent xApp interfaces)
   2. to include Alexandre in discussion as well. Subhash also interested in what's coming. Nitin (mavenir) and Sunil (HCL) also interested.
   3. need to look at Mavenir E2SM-RC proposal.
   4. impact on xapp frameworks will happen as well.
   5. Alexandre mentioned option of using QUIC (grpc over QUIC).
   6. Thoralf to schedule a meeting once a proposal is ready.
   7. 2022-08-16 →2022-08-30 → 2022-09-27 → 2022-10-11: no news yet, current approach we assume E2M manages E2 node to gNB list mapping and submgr (together with E2T) manage subscriptions. xApps to be aware of many E2T instances and many xApp instances.
   8. 2022-11-08: focus of Nokia proposal will be on scalability (xApps, #E2 connections)
   9. 2022-11-22: WG3 spec for RICAPI available in current train. Worth reading. Defines GRPC, but also SCTP+Protobuf interfaces.
9. In O-RAN f-2-f in October, OSC has a three hour slot for presentations about what OSC did. RSAC coordinates this. Slideset on content of E and F release, show existing demo on RIC deploy, xapp deploy and connect simulator, show demo on E2AP2.0 incl. E2 config update (all together 30 min).
   1. 2022-09-13: likely the way we go forward - Subhash and Thoralf will handle
      
      1. 2022-09-27: Thoralf to create presentation material and send to subhash
      2. 2022-10-11: Material shared and sent to RSAC
      3. 2022-11-08: DONE
   2. FYI: FYUZ (O-RAN, TIP, Metaverse summit) happens the week after the O-RAN F-2-F (same place) - Thoralf will present on the O-RAN day
      1. 2022-11-08: DONE
      2. Thoralf talked about the RIC in the presentation "Panel 3 - The RIC: How to over-deliver on the promise". The panel 3 recording starts at 1:46:00 into the youtube video: https://youtu.be/W1i6EPQ1wzo?t=6370 Thoralf also talked in the breakout panel discussion "Unpacking the intelligence of RIC: optimization and automation of complexity" (no video)
         
      3. James organized a video loop for the OSC video recordings and James (CMCC) and and Ramesh (HCL) talked in the breakout panel discussion "Accelerating O-RAN adoption through open source"
      4. OAI planning to support E2SM-KPM/E2SM-RC in CU/DU/gNB
      5. ns-3 E2 adapter (GPL) is now published in OSC.
10. Update from Samsung side
    1. news discussed in G release content section
11. RUST as a language for xApps and framework. Will take this in the details in next meeting.
    1. 2022-08-02
       1. hw-rust creation review by Johannes = https://gerrit.linuxfoundation.org/infra/c/releng/info-master/+/70416 ?
          
       2. Sunil to contact Johannes that he abandons his change and we continue with Sunil's: https://gerrit.linuxfoundation.org/infra/c/releng/info-master/+/70429
    2. 2022-09-13: working is progressing. end of September first commits should come.
    3. 2022-09-27: first commit likely coming this week. Johannes could demo in two weeks from now.
    4. 2022-10-11: first commit under review.
       1. 2022-10-11 Johannes to look into CI (and module tests) for Rust
          1. status: basic framework ready (ping-pong dmeo works between two xapps). next step SDL.
       2. 2022-11-08 demo (5-10min)
    5. 2022-11-22. Thoralf to ask for status
12. RICAPP agenda: RICAPP Meetings.

2022-01-03 (Tuesday)

Recording: Link to zoom recording

Sunil kindly agreed to host also the RIC platform part of this week's project meeting.

We will discuss the plans for the H release in the next meeting. As before, items that were delayed from the previous release and leftover items are prime candidates to work on. Left overs: link

2022-12-06 (Tuesday)

Recording:  Link to zoom recording

The meeting was hosted by Sunil.

Updates on RICP.

1. Updates (from Subhash)
   
   1. RIC-385: first part done defining the E2 messages in golang, but actual Reset implementation still needed.  Rest goes to release H
   2. RIC-714: dms Rest interface. Instructions still missing
   3. RIC-914+RIC-849: done (helm charts and jenkins job still coming)
   4. RIC-911: done
2. Updates (from Sunil)
   1. RIC-860 and RIC-878 code for REST subscriptiopn API is now actively being worked on.
3. Updates (from Johannes)
   1. still struggling with CI, but likely to "formally" release RMR part of RUST framework.
4. RICAPP agenda: RICAPP Meetings.

2022-11-22 (Tuesday)

Recording: link to zoom recording

1. Every time: Check rule RC-4 (link) that all L or XL commits of the last two weeks have also new unit tests. This is our policy. link-to-reviews (gerrit filter instructions // gerrit t-shirt-sizing).
   1. 2022-10-11+2022-11-08+2022-11-22
      
      1. https://gerrit.o-ran-sc.org/r/c/ric-plt/xapp-frame-rust/+/9117 how automated CI module testing can be done is to be discussed // also need to discuss CI // already known that this requires discussion with LF
2. every second time: Review code coverage stats and blocker code smells
   1. We take a look at the two links in the beginning of this page: Code coverage reports..
   2. The list below is only working reports // Anybody volunteering to work with LF on making the code coverage CI to work again (there's still the old JVM version)
   3. Thoralf did this last on 2022-05-27. 2022-11-22:  we did not do this this time
3. Every time: Check if there are new bug reports in JIRA: link
   1. RIC-940 sdlpy missing whitespace → Timo
   2. RIC-939 race conditions in RMR → Abdulwahid
   3. RIC-921 fix UT test case in e2mgr to stub time (leftover from review https://gerrit.o-ran-sc.org/r/c/ric-plt/e2mgr/+/8493)
   4. RIC-915 dms_cli for installing xapp not working (raised by James)
   5. RIC-905 new (from PW) Issue in reporting the CLEAR ALARM as VES EVENT
   6. RIC-901 new (from PW) BUG FIX IN 'Get ALARM INFO’ NETCONF COMMAND
   7. RIC-897 SCTP connection fails with Viavi // update with workaround
   8. RIC-896 xapps sending same msg type and sub id fails - details to be clarified
   9. RIC-894 long idle period (days) causes RMR connection breaks
   10. RIC-864 xapp-frame-cpp CI does not use Dockerfile and therefore uses Ubuntu18.04 (not 20.04) in build
   11. RIC-857 sporadically RMR takes multiple minutes before being "ready"
   12. RIC-852 Intermittent Issue with E2T: While setting up E2 setup request and response.
       1. 2021-12-21: Trying to get bandwidth for this during F release.
   13. RIC-837 RMR is not forwarding messages from E2T to E2M
   14. RIC-835 → 2021-12-07 news from Viktor
   15. fixed: no new fixes
       
   16. anybody would like to get more familiar with RMR?

4. demo day? Suggestion: Dec-20. Add demo topic here: 2022-12-20 Release G

5. Sunil still to discuss with other team members for other items from subteam-h
   1. Other tickets CI/CD and Code coverage tickets? Sunil: I am still looking for the resources to work on that.
      1. RIC-860 + RIC-878
         
         1. Sangeetha working on RIC-860, done, but code still to be checked in. 2022-07-05 & 2022-07-19 update:  - Code checked-in, but it seems https://gerrit.o-ran-sc.org/r/c/it/test/+/8530 that is part of GIT relation chain was abandoned (it contained the bulk of the changes for subscription deletion test)
            
         2. Sangeetha working on RIC-878, status see Jira item, code still to be checked in. 2022-07-05 & 2022-07-19 update:  - Code checked-in
         3. O1 testing is also being worked on. 2022-03-29 Sangeetha to raise Jira ticket
         4. Subhash asked for documentation of nanobot from Sunil. Almost done. 2022-05-11: Still open
         5. 2022-04-26: still open
         6. 2022-05-11: expecting to finalize by May-27
         7. 2022-06-07: news on RIC-860 and RIC-878 or O1 testing?
         8. 2022-07-05: Thoralf marked RIC-860 and RIC-878 as moved out of F release
         9. 2022-07-19: This is pending on LF to get permissions resolved and could then merge these.
         10. 2022-08-02: SUNIL SINGH to check any news on RIC-860 or RIC-878?
         11. 2022-08-16→2022-08-30->2022-09-13→2022-09-27: no update
         12. : some cleanup is needed first.
             
             1. RIC-860 - suggestion is to merge the one abandoned RIC-860 review and the one that is still open into one review and keep that as new review.
             2. RIC-878 - suggest to re-start review 8500 and merge it with the current open one for RIC-878 and start this as new review.
             3. test both if they are actually working
             4. 2022-08-30: team currently busy, but will pick up on this again soon
      2. contributions by new contributor on asn.1 encoders/decoders and APER ASN.1↔XML tool - waiting for repo proposal
         1. created on 2022-08-30: Update 2022-09-13 → 2022-09-27: Now hanging with Augu. - waiting for reply
      3. RIC-641 Progress on xapp side adaptation to REST interface? RIC-641 Sandeep→ Anh Nguyen (HCL) is working on this. Work is progressing.
         
         1. 2022-04-12: framework changes done. Now integrating with Bouncer xApp. The reviews are coming.
         2. 2022-06-21
            1. RIC-642 (python) done
            2. RIC-705 and RIC-641 being worked on by Anh Nguyen: https://gerrit.o-ran-sc.org/r/c/ric-plt/xapp-frame-cpp/+/8561
         3. 2022-07-05: Thoralf moved RIC-705 and RIC-641 (xapp-frame-cpp) out of the F release. Which means they are likely early G release features.
         4. 2022-07-19: RIC-912 for clean up of the build process (should use dockerfile). But we first try to get current review through
         5. 2022-08-02: SUNIL SINGH check status with Anh Nguyen
            
         6. 2022-08-16: any news?
            
            1. one optinion is to cleanup CI first with the approach in RIC-912
            2. there are also instructions for testing CI given by LF infra. Thoralf-to dig out the instructions
         7. 2022-08-30  Waiting for Anh Nguyen to come fully back to work.
            
         8. 2022-09-13→ 2022-09-27: no update, but Anh Nguyen is now back and in discussion with Anssi
         9. 2022-10-11: Anh Nguyen to pick up again. Thoralf fixed CI issues via sandbox, minor change in CI job definition and it commit.
6. James: RSAC recommended incorporating OTF in testing (David Kinsey can help)- Thoralf to start mail thread with HCL (sunil, Sangeetha) and David on this plus James.
   1. 2022-04-12
      1. last Thursday RSAC call was used for preparing OTF installation of the three microservices into O-Cloud (WR k8s with O2 IMS/DMS) to avoid firewall issues
      2. actual workshop planned for RSAC on Apr-21 9am EDT.
      3. Taking OTF into use in E release might be only partially done in E release (also discussed in last week's TOC)
   2. 2022-04-26
      1. OTF installed and configured in Bedminster lab. Still access issues, though. Workshop planned for next Wed morning, 8am ET.
         
      2. David K. shared a lab network picture with the RIC on a separate network. Thoralf not sure why. Subhash and Thoralf interested in the document shared in last RSAC meeting.
   3. 2022-05-11:
      1. Currently in the hands of OTF team (Alex)
      2. dms_cli seems to have issues (James has used this in E release), dms_cli does not have CI/CD case. For now, let's agree if a good problem report is sent, Nune or Thoralf can look at it.
         1. 2022-05-30: Thoralf comment in RIC-915
            
   4. 2022-06-21: XTesting (used by Anuket) proposed as alternative to OTF (lack of support from OTF developers)
      
   5. 2022-07-19: James is working on it with LF
      
   6. 2022-08-02: any updates?
      
      1. caur.us (johannes@ c...) working on docker compose deployment (no K8S). usable in CI?
      2. James working Sridhar on xTesting.
   7. 2022-08-16 no news. Friday James will have further discussion with xTesting "evangelist" from Anuket
      
   8. 2022-08-30 progress on xTesting - first results to be presented in RSAC on Sep-21.
      
   9. 2022-09-13: kubectl version used in testing doesn't match expectations. Work in progress
      
   10. 2022-09-27: Demo is in the RSAC meeting from last week. Instructions are here: Automated Testing via XTesting And also watch the RSAC video recording from last week: link (fast forward to minute 9:00).
       
       1. next step: promote this to all OSC subprojects via TOC.
       2. James trying to run robot test cases in it/test.
   11. 2022-10-11: still work in progress. Second demonstration with updated scripts: https://wiki.o-ran-sc.org/download/attachments/3604609/XTesting-demo.mp4?api=v2
   12. 2022-11-08: continues work with keysight (using KPI-mon-go xApp (E2APv1, and older E2SM). hw-go could be used if E2AP2.0 is needed. hw-go does not parse E2SM-parts.
       1. HCL also working on E2APv2.0 xApps.
7. G release content wrap up
   
   1. we mark items that you are >90% sure (=”committed”) to work on during 2H2022 with your label, like subteam-n (Nokia), subteam-s (Samsung) and so on. Items that are proposed for G release but not “committed” we mark with subteam-n-proposal, subteam-s-proposal and so on. To ease usage I created a couple of filters for follow up. See §7.3 from Jira usage conventions.
   2. Sprint dates
      1. Sprint G release dev sprint 1: Aug-22 to Sep-11
      2. Sprint G release dev sprint 2: Sep-12 to Oct-2
      3. Sprint G release dev sprint 3: Oct-3 to Oct-23
      4. Sprint G release dev sprint 4: Oct-24 to Nov-13 (last planned development sprint)
      5. Sprint G release dev sprint 5: Nov-14 to Dec-4 (only for unplanned last-minute development items)

   3. link to G Release summary. Try to finalize all work by Dec-6 so we can generate the release images in the week of Dec-6

8. GRPC vs RMR
   1. Nokia is plannig RMR with GRPC (E2AP-equivalent xApp interfaces)
   2. to include Alexandre in discussion as well. Subhash also interested in what's coming. Nitin (mavenir) and Sunil (HCL) also interested.
   3. need to look at Mavenir E2SM-RC proposal.
   4. impact on xapp frameworks will happen as well.
   5. Alexandre mentioned option of using QUIC (grpc over QUIC).
   6. Thoralf to schedule a meeting once a proposal is ready.
   7. 2022-08-16 →2022-08-30 → 2022-09-27 → 2022-10-11: no news yet, current approach we assume E2M manages E2 node to gNB list mapping and submgr (together with E2T) manage subscriptions. xApps to be aware of many E2T instances and many xApp instances.
   8. 2022-11-08: focus of Nokia proposal will be on scalability (xApps, #E2 connections)
   9. 2022-11-22: WG3 spec for RICAPI available in current train. Worth reading. Defines GRPC, but also SCTP+Protobuf interfaces.
9. In O-RAN f-2-f in October, OSC has a three hour slot for presentations about what OSC did. RSAC coordinates this. Slideset on content of E and F release, show existing demo on RIC deploy, xapp deploy and connect simulator, show demo on E2AP2.0 incl. E2 config update (all together 30 min).
   1. 2022-09-13: likely the way we go forward - Subhash and Thoralf will handle
      
      1. 2022-09-27: Thoralf to create presentation material and send to subhash
      2. 2022-10-11: Material shared and sent to RSAC
      3. 2022-11-08: DONE
   2. FYI: FYUZ (O-RAN, TIP, Metaverse summit) happens the week after the O-RAN F-2-F (same place) - Thoralf will present on the O-RAN day
      1. 2022-11-08: DONE
      2. Thoralf talked about the RIC in the presentation "Panel 3 - The RIC: How to over-deliver on the promise". The panel 3 recording starts at 1:46:00 into the youtube video: https://youtu.be/W1i6EPQ1wzo?t=6370 Thoralf also talked in the breakout panel discussion "Unpacking the intelligence of RIC: optimization and automation of complexity" (no video)
         
      3. James organized a video loop for the OSC video recordings and James (CMCC) and and Ramesh (HCL) talked in the breakout panel discussion "Accelerating O-RAN adoption through open source"
      4. OAI planning to support E2SM-KPM/E2SM-RC in CU/DU/gNB
      5. ns-3 E2 adapter (GPL) is now published in OSC.
10. Update from Samsung side
    1. news discussed in G release content section
11. RUST as a language for xApps and framework. Will take this in the details in next meeting.
    1. 2022-08-02
       1. hw-rust creation review by Johannes = https://gerrit.linuxfoundation.org/infra/c/releng/info-master/+/70416 ?
          
       2. Sunil to contact Johannes that he abandons his change and we continue with Sunil's: https://gerrit.linuxfoundation.org/infra/c/releng/info-master/+/70429
    2. 2022-09-13: working is progressing. end of September first commits should come.
    3. 2022-09-27: first commit likely coming this week. Johannes could demo in two weeks from now.
    4. 2022-10-11: first commit under review.
       1. 2022-10-11 Johannes to look into CI (and module tests) for Rust
          1. status: basic framework ready (ping-pong dmeo works between two xapps). next step SDL.
       2. 2022-11-08 demo (5-10min)
    5. 2022-11-22. Thoralf to ask for status
12. RICAPP agenda: RICAPP Meetings.

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check from here: Project meetings (old)