Kusama v0.7.25

Native for runtime 1053.

• Remove CC3 designation (#901)

Substrate changes

• Move runtime upgrade to frame-executive (paritytech/substrate#5197)

Kusama v0.7.24

Native for runtime 1052.

Substrate changes:

• Assign unique storage names to pallets. (#5010)
• client/finality-grandpa: Add Prometheus metrics to GossipValidator (#5237)

Kusama v0.7.23

Native for runtime 1051.

• Update tokio to make sure to include the deadlock fix (#896)
• Benchmark Polkadot Claims Pallet (#876)
• Add a testnet similar to sc_network_test. (#852)

Substrate changes

• Refactor session away from needless double_maps (paritytech/substrate#5202)
• client/authority-discovery: Instrument code with Prometheus (paritytech/substrate#5195)
• Use CLI to configure max instances cache (paritytech/substrate#5177)
• Remove secp256k1 from WASM build (paritytech/substrate#5187)
• client/service/src/builder.rs: Add build_info metric (paritytech/substrate#5192)

Kusama v0.7.22

Native for runtime 1050. This is a bug-fix release, containing key fixes for the next Kusama runtime update.

• Update to Substrate master (#886)

Kusama v0.7.21

Release focussed on stability and footprint. This should sort out many of the chronic performance issues of the previous two releases.

Native for runtime 1049.

Core changes

• Use jmalloc, align kvdb crate version. (#883)
• Update yamux to version 0.4.4. (#868)
• Update to libp2p 0.16.2 (#867)

Runtime changes

• Separate WeightToFee calculation for Kusama and Polkadot (#854)
• Force ED to not be zero (#838)
• Enable migrations in polkadot and kusama runtimes (#824)

Runtime changes (Substrate)

• Introduce default-setting prime for collective (paritytech/substrate#5137)
• Introduce on_runtime_upgrade (paritytech/substrate#5058)
• Adds vested_transfer to Vesting pallet (paritytech/substrate#5029)

Substrate changes

• Use 128mb for db cache default (paritytech/substrate#5134)
• Introduce Prometheus metric endpoint replacing Grafana endpoint (paritytech/substrate#4981)
• Add more metrics to prometheus (paritytech/substrate#5034)
• Open one substream for each notifications protocol (paritytech/substrate#4909)
• Build block without checking signatures (paritytech/substrate#4916)
• Adds fork-awareness and finalization notifications to transaction pool watchers. (paritytech/substrate#4740)
• Subsystems memory tracking: 1. Transaction pool (paritytech/substrate#4822)
• CLI improvements & fixes (paritytech/substrate#4812)
• Added GetCallMetadata for extrinsic calls. (paritytech/substrate#4791)

Kusama v0.7.20

Native for runtime 1045.

• Blacklist invalid block in Kusama (#818)

Kusama v0.7.19

Native for runtime 1045.

Polkadot-specific changes:

• Reduces the number of threads we spawn (#810)
• Introduce Westend (#800 #797 #792)
• Asyncify launch_work a bit more (#777)
• Grandpa: increase gossip duration to 1s (#781)

Runtime changes:

• Polkadot: Use decl_error in common runtime modules (#796)
• Polkadot: Fix weights (#807)
• Expose information about the extrinsic in the metadata (paritytech/substrate#4774)
• Revamp various weights (paritytech/substrate#4759)
• Only support ECDSA compressed public keys (paritytech/substrate#4667)
• ImOnline: Refactor and print more debug info. (paritytech/substrate#4771)
• Identity: Bound additional fields (paritytech/substrate#4770)
• Utility: Expose Error in metadata (paritytech/substrate#4721)
• Recovery: Expose Error in metadata (paritytech/substrate#4727)
• System: Deposit event on frame-system::set_code (paritytech/substrate#4726)
• Session: New API (paritytech/substrate#4609)
• Staking: Keep nominations after getting kicked with zero slash (paritytech/substrate#4681)
• Society: Add rules and unfounding. (paritytech/substrate#4671)

Substrate changes

RPC:

• RPC calls should execute with configured strategy (paritytech/substrate#4772)
• RPC api for offchain storage (paritytech/substrate#4694)
• Introduces author_hasKey and author_hasSessionKeys RPC endpoints (paritytech/substrate#4720)

Grandpa:

• grandpa: filter some telemetry events on larger voter sets (paritytech/substrate#4700)
• grandpa: reduce allocations when verifying multiple messages (paritytech/substrate#4693)

Other:

• Add SS58 network identifier for SubstraTEE (paritytech/substrate#4764)
• Add SS58 network identifier for Centrifuge (paritytech/substrate#4748)
• Don't run dev light client as validator (paritytech/substrate#4757)
• WASM runtime switch to import memory (paritytech/substrate#4737)
• Fix quadratic iterations over transaction pool (paritytech/substrate#4736)
• Support u128/i128 in runtime interface (paritytech/substrate#4703)

Kusama v0.7.18

Fixes a performance regression introduced by a networking update.

Native for runtime 1041.

Runtime changes

• Fixes for society pallet (paritytech/substrate#4651, paritytech/substrate#4666)

Substrate changes

• Revert "Update networking code to libp2p 0.14 (paritytech/substrate#4383)"
• Society: Ensure all votes are removed after tally (paritytech/substrate#4666)
• client/finality-grandpa: Reintegrate gossip validator report stream (paritytech/substrate#4661)
• Drive by fix of doc of Value. (paritytech/substrate#4658)
• Expose proof generation and verifying api. (paritytech/substrate#4646)
• Patch practical usability issues with Society (paritytech/substrate#4651)
• add missing bits (paritytech/substrate#4660)
• grandpa: bump finality-grandpa crate to v0.10.3 (paritytech/substrate#4659)
• client/finality-grandpa: Reintegrate periodic neighbor packet worker (paritytech/substrate#4631)
• CODEOWNERS: Add myself to pow and EVM module (paritytech/substrate#4653)
• add debug logs (paritytech/substrate#4657)
• Add typedefs for storage types (paritytech/substrate#4654)
• remove unused safe-mix dependency (paritytech/substrate#4656)
• Allow updating configuration of changes tries (paritytech/substrate#3201)
• Make the sync_cycle_from_offline_to_syncing_to_offline test non flaky (paritytech/substrate#4644)
• grandpa: generic voting rule for backing off from best block (paritytech/substrate#4635)
• Implement runtime version checks in set_code (paritytech/substrate#4548)
• Rename basic-authority to basic-authorship (paritytech/substrate#4640)
• Getting configuration from commands (paritytech/substrate#4643)
• use default in-memory for commands that don't use keystore (paritytech/substrate#4634)
• remove old test (paritytech/substrate#4637)
• Make Proposer instantiation potentially async. (paritytech/substrate#4630)
• fix some discrepancies in generic-asset (paritytech/substrate#4221)
• reset a couple of versions down from v2.0 (paritytech/substrate#4572)
• Return early when fees/balances/values are zero (paritytech/substrate#4628)
• Add more logging to the network (paritytech/substrate#4621)
• network: add logging for extra requests (paritytech/substrate#4625)
• Make offchain worker calls more future proof. (paritytech/substrate#4618)
• Add pallet-society and pallet-recovery to substrate node (paritytech/substrate#4622)
• fixed panic on empty remote read request (paritytech/substrate#4619)
• Update the service to std futures (paritytech/substrate#4447)

Kusama v0.7.17

Service release for Kusama. This corrects a known issue with heartbeats not being sent. There are known issues with resource utilisation which will be corrected in the next patch release.

Native for runtime 1040.

Runtime changes:

• Introduce Society/Recovery (#757)
• A Social Account Recovery Pallet (paritytech/substrate#4531)
• Society pallet (paritytech/substrate#4170)
• Improve PaysFee trait and dispatch info logic in utility module (paritytech/substrate#4606)
• Fixes for pallets (paritytech/substrate#4595)
• Fix runners-up candidacy submission check in council (paritytech/substrate#4592)
• Add tipping into treasury (paritytech/substrate#4480)
• Add missing weights to Identity module. (paritytech/substrate#4577)
• Introduce rebond (paritytech/substrate#4374)
• Do not chill indirectly-slashed nominators (paritytech/substrate#4553)

Substrate changes:

• Update networking code to libp2p 0.14 (paritytech/substrate#4383)
• Prioritize new blocks over old forks when syncing (paritytech/substrate#4414)
• Add a block blacklist extension (paritytech/substrate#4544)

Kusama v0.7.16

Hotfix release for Kusama. This massively improves sync and startup times and should be deployed ASAP.