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Weekly development report as of 2022-08-19
Olga Hryniuk
Weekly development updatesStatistics+ 1

Weekly development report as of 2022-08-19

CORE TECHNOLOGY This week, the node, ledger, and consensus teams continued preparing for the Vasil upgrade. Following up the node v.1.35.3 release, the teams also deployed DB Sync v.13.0.4, Cardano Rosetta v.1.8.1, Cardano Addresses v.3.12.0, and Cardano Wallet v.2022-08-16. The serialization library is ready, and the teams continue upgrading other componen...
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Weekly development report as of 2022-08-05
Olga Hryniuk
Weekly development updatesDevelopment+ 2

Weekly development report as of 2022-08-05

CORE TECHNOLOGY This week, the node, ledger, and consensus teams worked on node improvements and released node v.1.35.3-rc1 to support Vasil testing. The new node version can be now tested in the Vasil devnet.  A new dedicated pre-production environment has been spun up for the final stages of Vasil functionality testing. This environment offers improved c...
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Weekly development report as of 2022-08-12
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2022-08-12

CORE TECHNOLOGY This week, the node, ledger, and consensus teams released node v.1.35.3. If no issues occur and the node works as intended, v.1.35.3 will trigger the Vasil mainnet upgrade. They also upgraded the serialization library, wallet backend, Rosetta, and GraphQL to the latest tags.  The consensus team continued working on UTXO HD performance prope...
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Weekly development report as of 2022-07-29
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2022-07-29

CORE TECHNOLOGY This week, the node, ledger, and consensus teams worked on bug fixes found in node v.1.35.2 and are now preparing for node v.1.35.3 release. They also continued working on cryptographic primitives implementation after the Plutus cost model was updated on the Vasil testnet.  Work is ongoing on UTXO HD integration tests. The ledger team reduc...
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Weekly development report as of 2022-07-22
Olga Hryniuk
DevelopmentWeekly development updates+ 2

Weekly development report as of 2022-07-22

CORE TECHNOLOGY The node, ledger, and consensus teams worked on the upcoming release of node v.1.35.2. This version will bring improvements and bug fixes found in the previous node versions during Vasil testing.  The teams continue testing Vasil functionality, working closely with DApps and projects building on Cardano. The Plutus V2 cost model was tempora...
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Weekly development report as of 2022-07-15
Ivan Irakoze
Weekly development updatesDevelopment+ 2

Weekly development report as of 2022-07-15

CORE TECHNOLOGY The node, ledger, and consensus teams are now in the process of updating dependencies and working closely with SPOs and the community on testnet issue resolution. The teams created a few tags this week: the 1.35.1 node tag to solve a ledger issue, and the v.13.0.1 DB Sync tag, which is compatible with the latest node v.1.35.1. GraphQL, Roset...
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Weekly development report as of 2022-07-08
Olga Hryniuk
Weekly development updatesDevelopment+ 2

Weekly development report as of 2022-07-08

CORE TECHNOLOGY This week, on July 3 at 20:20 UTC the IOG teams hard forked the Cardano testnet to Vasil functionality. You can find out more about Vasil features by going to Cardano Testnets. The node, ledger, and consensus teams are now in the process of updating dependencies and working closely with SPOs and the community on testnet issue resolution. Th...
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Weekly development report as of 2022-07-01
Olga Hryniuk
Weekly development updatesDevelopment+ 2

Weekly development report as of 2022-07-01

CORE TECHNOLOGY This week, the node, ledger, and consensus teams released node v.1.35.0, which will be the final candidate for the mainnet Vasil hard fork. This node version will enable the use of new Plutus capabilities, including node and CLI support for reference inputs, inline datums, reference scripts, collateral output, and Plutus V2 primitives. Plutu...
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Weekly development report as of 2022-06-24
Olga Hryniuk
Weekly development updatesDevelopment+ 2

Weekly development report as of 2022-06-24

CORE TECHNOLOGY This week, the node, ledger, and consensus teams continued preparing for the Vasil hard fork. They tagged a new node v.1.35.0-rc4, which updates the ledger to the latest master, brings issue fixes, and includes Plutus V2 reference script types. This version of the node will likely be the version that will be used for the Cardano testnet hard...
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Weekly development report as of 2022-06-17
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2022-06-17

CORE TECHNOLOGY This week, the node, ledger, and consensus teams continued preparing for the Vasil hard fork. They progressed on upgrading DB Sync, Rosetta, GraphQL, wallet backend, and other components to be Vasil-compatible. The teams worked on the CLI functionality, V2 test scripts, and updated the node to v.1.35.0-rc3. Finally, they continued addressing...
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Weekly development report as of 2022-06-10
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2022-06-10

CORE TECHNOLOGY This week, the node, ledger, and consensus teams continued preparing for the Vasil hard fork. Work is proceeding well and the teams’ operational focus remains on delivering the hard fork efficiently and seamlessly. They are working on the integration program to ensure that the node and other components (from DB Sync to third-party APIs) are ...
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Weekly development report as of 2022-06-03
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2022-06-03

CORE TECHNOLOGY This week, the node, ledger, and consensus teams continued preparing for the Vasil hard fork. Work is proceeding well. Getting into the final mile prior to the Vasil hard fork, the team’s focus now shifts towards tracking weekly milestones which will inform the next steps. The next key milestone is to achieve a new node release for the Vasi...
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Weekly development report as of 2022-05-27
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2022-05-27

CORE TECHNOLOGY This week, the node, ledger, and consensus teams deployed a closed Vasil testnet to assess its functionality with a small group of DApps and users. They continued preparing for the Vasil hard fork combinator (HFC) event in June and worked on consensus-specific upgrades. They also carried out UTXO HD performance analysis, implemented pipelin...
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Weekly development report as of 2022-05-20
Olga Hryniuk
Weekly development updatesDevelopment+ 1

Weekly development report as of 2022-05-20

CORE TECHNOLOGY This week, the node, ledger, and consensus teams continued preparing for June’s Vasil hard fork. They worked on the new node version, DB Sync dependencies, and benchmarking. As diffusion pipelining had been merged to master, the teams continued working on testing and bug fixes. They finalized logging improvements and are now preparing for th...
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Weekly development report as of 2022-05-13
Olga Hryniuk
Weekly development updatesStatistics+ 1

Weekly development report as of 2022-05-13

CORE TECHNOLOGY This week, the node, ledger, and consensus teams continued preparing for June’s Vasil hard fork event. They completed library optimization, which is now in review, and delivered consensus code for diffusion pipelining. The teams also made progress on pipelining tests and worked on logging improvements. Finally, they started working on the UT...
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Weekly development report as of 2022-05-06

Olga Hryniuk
DevelopmentWeekly development updates+ 1
CORE TECHNOLOGY This week, the node (ledger, consensus, node API & CLI) and Plutus teams continued preparing for June’s Vasil hard fork. The upcoming pipelining upgrade is undergoing benchmarking before being merged into master. The DevOps team worked on a Genesis generator that creates Byron and Shelley files with the same parameters. They also improved t...
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Weekly development report as of 2022-04-29

Olga Hryniuk
DevelopmentWeekly development updates+ 2
CORE TECHNOLOGY This week, the node and consensus teams prepared Ouroboros for the Vasil hard fork upcoming in June. The teams continued working on the UTXO HD performance properties along with diffusion pipelining tests and benchmarking.  An important update has taken place - the block size has been increased from 80KB to 88KB to allow more transactions a...
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Weekly development report as of 2022-04-21

Olga Hryniuk
Weekly development updatesDevelopment+ 2
CORE TECHNOLOGY This week, the node and consensus teams continued preparations for June’s Vasil hard fork, working on both Cardano node and Plutus improvements. A 10% block size increase is expected as part of Cardano mainnet continuous improvements. The team also fixed some bugs while working on pipelining, and synchronized a node running UTXO HD with the ...
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Weekly development report as of 2022-04-14

Olga Hryniuk
Weekly development updatesDevelopment
CORE TECHNOLOGY This week, the team continued working on the block diffusion pipelining and node performance improvements. They also ran property tests for UTXO HD and fixed several errors. They are now working on refining and adapting more tests, refactoring the code to accommodate the fixes, and assessing the performance of the in-memory backend. April’s ...
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Weekly development report as of 2022-04-08

Olga Hryniuk
DevelopmentWeekly development updates+ 2
CORE TECHNOLOGY This week, the team finalized the pipelining MVP in the Ouroboros consensus repository. They also inspected some memory consumption properties along with hard fork combinator functionality in regards to UTXO HD and updated two important sets of tests for UTXO HD, which include golden tests for ledger tables and ledger DB. The team are now as...
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