.@ElrondNetwork - #9 This week in Elrond is here. The last week of summer is almost over, but we are still working hard. 🛠 Read the thread below for the weekly tech update Elrond #BUIDLs 🛠️
See below
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1. Improved bootstrap from storage and syncing mechanisms in order to eliminate attacks when syncing from malicious nodes or when the database is corrupt.
2. Added security checks in order to prevent smart contracts to modify maliciously the balance or the state of an account into the protocol layer. Gas will be consumed, but the output will be disregarded.
3. Using the metachain peer processor, synchronizing the dynamic validator's data on the shard level. All of the nodes will now have the same view of all the validators' rating, their participation and their contribution to the consensus.
4. New transaction generation binary and improvements made to the node for receiving, validating and propagating transactions in the network.
5. Improvements for the termui console: added new metrics: an estimation of the time required for synchronization, number of transactions processed, etc.
6. Improved error handling on serial level DB: non-blocking. Fixed error that would put reading and writing from/to storage on an infinite loop.
7. Top-down analysis of the Elrond node and insights are being crystallized in the form of a comprehensive document.
8. General bugfixing and stabilization.
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Weekly Development Report as of Feb 8
#multiversxtech 👇🛠️
1/ [api & data services]
- Added block execution-results hash & nonce support
- Added executionresults index
- Exchange query optimizations
- Moved exchange cron jobs to cache-warmer
- CDN + API updates for sovereign deployments
2/ [data api v2 & growth]
- Added XMEX analytics charts
- Ingested historical data for XMEX analytics
- Swagger docs for new endpoints
- Data API v2 integrated into Growth API
- Fixes, testing, and validation
Weekly Development Report as of Jan 18
#multiversxtech 👇🛠️
1/ [api service]
- Released filtered WebSocket subscriptions
- Monitoring improvements and fixes
- Added missing Grafana metrics for dashboards
2/ [governance]
- GitHub Action for automated snapshot verification (liquid staking providers)
- Dynamic gas limit adjustment for first delegate vote per proposal
Weekly Development Report as of Nov 30
#multiversxtech 👇🛠️
1/ [api]
- Battle of Nodes preparations
- Deprecation actions for relayed tx v1/v2
- WebSocket subscription analysis
- Environment configuration updates
- Staking v5 and delegation API v5 support
2/ [cont’d]
- Integrated new WebSocket subscription options
- Added subscription-limiter guard
- Elastic step-iterator for ES data
- Transaction ordering by nonce
- Chain-sim updates for staking v5
1/ [supernova]
•Shadow fork updates: unstakeNodes/stakeNodes prep for BoN
•Integrated gas limit checks in proposal verification
•Gas tracker adapted to new limits
•New un-executable tx post processor
•Integrated components into block proposal execution
2/ [supernova]
•Unique chunks processor coverage
•NTP syncer changes for out-of-bounds checks
•TermUI updates with new metrics
•Deduplication of messages integration tests
•Debugging & testing for staking unbond period
•System & performance tests across branches
1/ [sovereign] Lots and lots of debugging, log analysis for sovereign cns with andromeda on an internal testnet
- Fixes for main chain headers notarization
- Epoch change block optimizations
- Node integration tests adaptations after Barnard merge
2/ - Block tracker refactor to also track the status of the execution results from the block and to decide if the own shard is stuck
[automation testing] Increased coverage for Staking and Governance
- Integration testing framework refactor to support multi environment execution
Weekly development report as of June 29
#multiversxtech 👇🛠️
1/ [supernova] Fixed transactions subnetwork transition, when supernova gets activated
- Lots of testing on transactions subnetwork
- Working on block proposal creation: shard and metachain
- Mempool reviews
2/ [releases] Testnet T1.10.0.0 release
[barnard] Testing (stress - e.g. on VM, chaos)
- Created testing shadow fork for barnard
[internal tooling] Tokens collector
- Network gas reports, contracts hooks reports