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Weekly development report as of 2023-11-17
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-11-17

CORE TECHNOLOGY Over the past two weeks, the consensus team managed to run a UTXO-HD capable node in legacy mode, maintaining the baseline memory usage while keeping all the ledger state in memory (as the current node does). This legacy mode could provide an alternative for releasing a UTXO-HD capable node where users can choose whether or not to store the ...
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Weekly development report as of 2023-11-10
Olga Hryniuk
DevelopmentWeekly development updates+ 1

Weekly development report as of 2023-11-10

This week, the core technology teams continued working on node, networking, and consensus enhancements.  Over the last few weeks, the ledger team focused on the quality improvements of the Conway era implementation and the tooling used for ledger testing. They resolved several bugs related to the correct usage of DRep thresholds for ratification, treasury w...
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Weekly development report as of 2024-01-19
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2024-01-19

CORE TECHNOLOGY Over the past few weeks, the ledger team implemented many features, including new ledger events, increasing the limit of the URL length, enabling consensus queries, and JSON instances. This was required for implementation testing of a reliable transaction fee estimation function, which is also available for cardano-cli now.  The team also a...
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Weekly development report as of 2023-11-03
Olga Hryniuk
DevelopmentWeekly development updates+ 1

Weekly development report as of 2023-11-03

CORE TECHNOLOGY This week, many IOG teams are at the Cardano Summit 2023, contributing to the annual event with keynotes, panels, masterclasses, and a strong booth lineup of products and services on display. Read this blog post for more details.  The networking team continued working on bootstrapping peers, investigated CI processes, tested protocols and c...
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Weekly development report as of 2023-10-27
Olga Hryniuk
DevelopmentWeekly development updates+ 1

Weekly development report as of 2023-10-27

CORE TECHNOLOGY This week, the core technology teams continued working on node, networking, and consensus improvements. As always, see this technical development report for more details from different teams. SMART CONTRACTS This week, the Plutus tools team continued working on the Marconi API queries, Cardano node emulator for integration testing, and ke...
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Weekly development report as of 2023-10-20
Olga Hryniuk
Weekly development updatesDevelopment+ 2

Weekly development report as of 2023-10-20

CORE TECHNOLOGY This week, the ledger team focused on constraint-based testing and roundtrip serialization, which led to fixing a bug in the Conway Genesis serialization. They also worked on a Conway specialized ledger query for getting the constitutional committee state and preventing the submission of proposal procedures with no valid path to enactment. ...
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Weekly development report as of 2023-10-13
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-10-13

CORE TECHNOLOGY This week, the networking team focused on bootstrap peers' functionality review and typed protocols performance investigation.  The performance and tracing team continued the benchmarking of UTXO-HD, performed benchmarks for the new tracing system, and developed strategies for future benchmarks of Plutus v3 and UTXO-HD on-disk backing stora...
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Weekly development report as of 2023-10-06
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-10-06

CORE TECHNOLOGY This week, the ledger team achieved several milestones in Conway-related development. They fully implemented the constitutional committee, addressed governance actions related to treasury withdrawals, ensuring they now operate as expected, and enforced compliance with transaction rules by verifying the current treasury amount. They also impl...
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Weekly development report as of 2023-09-15
Olga Hryniuk
DevelopmentWeekly development updates+ 1

Weekly development report as of 2023-09-15

CORE TECHNOLOGY This week in core technology, the performance and tracing team performed and analyzed feature benchmarks for UTXO-HD and the current P2P stack, made various improvements to the analysis pipeline, and implemented tracing namespace consistency checks along with a curated configuration for benchmarking. Work is ongoing on node, networking, and...
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Weekly development report as of 2023-09-29
Olga Hryniuk
DevelopmentWeekly development updates+ 1

Weekly development report as of 2023-09-29

CORE TECHNOLOGY This week in core technology, the performance and tracing team performed low-level network and high-level variance analysis of the benchmarking clusters. They also worked on infrastructure improvements adjusting workload classification, continued working on machine-readable tracing of the tracer configuration, and Nomad backend improvements....
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Weekly development report as of 2023-09-01
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-09-01

CORE TECHNOLOGY This week, the performance and tracing team concluded benchmarking activities for node v.8.2.1 and worked on the creation of benchmarking setups for GHC9.6 and UTXO-HD. They also focused on infrastructure enhancements, which led to a reduction in the memory footprint of the analysis pipeline. The team merged a new batch of optimizations into...
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Weekly development report as of 2023-09-08
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-09-08

CORE TECHNOLOGY The networking team continued working on bootstrapping peers, and refactored networking test suites. In particular, they split those into io-tests, which require to be run natively on all platforms (these tests mostly contain tests that require IO system calls), and sim-tests, which are platform independent. They also started rebasing typed-...
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Weekly development report as of 2023-08-25
Ivan Irakoze
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-08-25

CORE TECHNOLOGY This week, the ledger team continued working on the Conway era functionality. Downstream components can now utilize voting for delegate representatives (DReps) and stake pool operators. The team introduced new ledger state queries that enable the verification of governance state changes, including vote placement, governance proposal submissi...
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Weekly development report as of 2023-08-04
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-08-04

CORE TECHNOLOGY This week, the networking team activated several default traces for node-to-client and node-to-node protocols, which are set to be released in node v.8.2.0. Additionally, they ensured that the cardano-client-0.1.0.x library (used by db-sync) does not use the experimental node-to-client protocol, while cardano-client-0.2.0.0 remains unaffecte...
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Weekly development report as of 2023-08-18
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-08-18

CORE TECHNOLOGY This week, the performance and tracing team finalized benchmarking node v.8.2.0. They also optimized the new tracing system and are currently working on documenting the tracing configuration.  Finally, they improved the Nomad backend to take advantage of the added flexibility of the new hardware cluster. As always, see this technical devel...
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Weekly development report as of 2023-08-11
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-08-11

CORE TECHNOLOGY This week, the core technology teams tagged and pre-released node v.8.2.1-pre for use on SanchoNet, which is a new development network created to introduce the Cardano community to governance features from CIP-1694 – and to build and test together in a controlled environment, through a rolling series of regular releases. See release notes fo...
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Weekly development report as of 2023-07-28
Fernando Sanchez
Weekly development updatescardano

Weekly development report as of 2023-07-28

CORE TECHNOLOGY This week, the core technology teams released node v.8.1.2, which brings updates to the Plutus interpreter.  The ledger team focused on the implementation of Conway features into the ledger. Team members took part in the CIP-1694 workshop and had an in-person meeting discussing further steps for Conway era implementation. They also investig...
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Weekly development report as of 2023-07-21
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-07-21

CORE TECHNOLOGY This week, the core technology teams continued working on node, networking, consensus, and ledger components. As always, see this technical development report for more details from different teams. WALLETS AND SERVICES This week, the Daedalus team released Daedalus v.5.3.0, which brings support for the new Project Catalyst registration pr...
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Weekly development report as of 2023-07-14
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2023-07-14

You can read this report in English, Japanese and Spanish. CORE TECHNOLOGY This week, the consensus team working on UTXO-HD discovered a space leak in the peer metrics code which was communicated to the networking team who proposed a fix for it. The team also conducted UTXO-HD benchmarks using a local immutable DB server, which demonstrated promising memor...
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Weekly development report as of 2023-06-30
Fernando Sanchez
#cardanoWeekly development updates

Weekly development report as of 2023-06-30

CORE TECHNOLOGY This week, the core technology teams continued working on node, networking, consensus, and ledger components. The consensus team working on the Genesis implementation continued to engage with the researchers, which resulted in various simplifications of the correctness argument for the historical Genesis window. They also decided on an appr...
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