Changelog

[unreleased]

Protocol Changes

Further lower regular_op_cost from 2_207_874 to 822_756.
Limit number of wasm functions in one contract to 10_000. #4954
Add block header v3, required by new validator selection algorithm
Move to new validator selection and sampling algorithm. Now we would be able to use all available seats. First step to enable chunk only producers.

`1.22.0` [11-15-2021]

Protocol Changes

Upgrade from Wasmer 0 to Wasmer 2, bringing better performance and reliability. #4934
Lower regular_op_cost (execution of a single WASM instruction) from 3_856_371 to 2_207_874. #4979
Lower data receipt cost and base cost of ecrecover host function.
Upgrade from one shard to four shards (Simple Nightshade Phase 0)

`1.21.0` [09-06-2021]

Protocol Changes

Fix some receipts that were stuck previously due to #4228. #4248

Non-protocol Changes

Improve contract module serialization/deserialization speed by 30% #4448
Make AccountId strictly typed and correct by construction #4621
Address test dependency issue #4556 #4606. #4622.
Fix neard shutdown issue #4429. #4442

`1.20.0` [07-26-2021]

Protocol Changes

Introduce new host functions ecrecover and ripemd160. #4380
Make Account a versioned struct. #4089
Limit the size of transactions to 4MB. #4107
Cap maximum gas price to 20x of minimum gas price. #4308, #4382
Fix storageUsage for accounts that were affected by #3824. #4272
Fix a bug in computation of gas for refunds. #4405

Non-protocol Changes

Compile contracts after state sync. #4344
Introduce max_gas_burnt_view config for rpc. #4381
Fix wasmer 0.17 memory leak #4411