PeerDAS Breakout Room - Call #26 | April 22, 2025 #1491
Description
PeerDAS Breakout Room - Call #26 | April 22, 2025
Resources
- Ethereum Protocol Call calendar
- PeerDAS-PM.md
- Google Doc Meeting Notes
- Previous call
- Facilitator email: [email protected]
Agenda Overview
A. Client Updates
B. Devnet / Testing Updates
C. Spec / EIP Discussion
D. Open Discussion
Agenda Details
Client Updates
CL Client Teams
| Team | Active ICs | Call 25 Update |
|---|---|---|
| Lighthouse | Jimmy + Sunnyside Labs IC | No update provided. |
| Prysm | Manu & Terence + Francis & Niram from Base | Working on data column verification pipeline and implementing blobs bundle v2 structure to replace current v1 hack with extended size limit. |
| Teku | Dmitrii + Jerone Ost from Soneium | Completed distributed cell proofs implementation; merging PR - aim to join devnet-6 and starting 2-month transition of PeerDAS code to production. |
| Nimbus | Agnish & Dustin | NEW: OOO, current focus: Investigating issues in the current devnet-6, improving column syncing for nimbus-eth2 |
| Lodestar | Matt K, Katya + Derek & Hugh from Base | Merged validator custody and getBlobsV2; implementing second column pull with metrics and making progress on multi-month refactor. |
| Grandine | Hangleang & Saulius Grigaitis | Investigating Grandine-Reth pairing issues, suspecting slow payload processing on Reth side. |
EL Client Teams
| Team | Active ICs | Call 24 Update |
|---|---|---|
| Geth | Felix, Marius, Lightclient | - No updated provided. - Sunnyside testing showed it used less resources while handling ~45 blobs per block. |
| Nethermind | FLCL, Marcin | Added metrics for getBlobs success/failure rates and working on PoC for SS endpoint for getBlobsV2. |
| Reth | Roman | Investigating high block processing times causing pairing failures with Lighthouse and Grandine. |
| Besu | tbd | - No updated provided. - Sunnyside testing showed it achieved highest performance (50 blobs per block). |
| Erigon | tbd | - No updated provided. - Sunnyside testing showed it achieved lowest performance (18 blobs per block). |
| ethereumjs | Gajinder | Working on PR; extending micro-eth-signer with cell functions and bundling CKG for devnets while waiting for library updates. |
Devnet / Testing Updates
| Topic | Subtopic | Details |
|---|---|---|
| peerdas-devnet-6 | current status | Pari to voice over |
| next steps | Pari to voice over |
Sunnyside Labs (recent activity):
- Shared 04/15 Update
- Testing different EL-CL client combinations on devnet-6; developing unified EL metrics proposal and continuing comparative performance analysis of execution clients.
Spec / EIP Discussions
| Topic | Subtopic | Details |
|---|---|---|
| BlobsBundleV2 | Formatting (flat vs. nested) | - Flat vs. nested structure for commitments/blobs/proofs arrays (FLCL) |
| BPO Schedule | CL BPO blob schedule | - confirm agreement on config - open PR: Introduce blob only parameter forks (note comment asking whether this should go into deneb) |
| EL BPO blob schedule | confirm agreement on config (any missing BPO-related PRs?) |
Open Specs & Discussions
- Consensus: Remove placeholder MAX_BLOBS_PER_BLOCK_FULU (link)
- Consensus: Implement BPO fork blob limit logic (link)
- Engine API: Add EIP-7594 (PeerDAS) related change (link)
- Builder: Add EIP-7594 (PeerDAS) related change (link)
- Update EIP-7594: Add blob count per tx limit via blobSchedule (link)
Draft Specs & Discussions
- Update EIP-7594: Polish EIP, expand rationale (link)
Open Discussion
| Topic | Subtopic | Details |
|---|---|---|
| Topic 1 | subtopic 1 | - details |
| subtopic 2 | - details |
Schedule
| Date(s) | Item |
|---|---|
| April 9th | peerdas-devenet-6 live! |
| May ~5th | Pectra Mainnet |
| ~June 1st | fusaka-devnet-0 (w/ BPO) |
| June 8-14 | EL / CL Interop |
| Post June 14 | Audits: KZG libraries (c-kzg-4844, rust-eth-kzg, go-eth-kzg) |
🤖 config
- Duration in minutes : 60
- Recurring meeting : true
- Call series : PeerDAS Breakout Room
- Occurrence rate : weekly
- Already a Zoom meeting ID : false
- Already on Ethereum Calendar : true
- Need YouTube stream links : false
- display zoom link in invite : false