v21.2.0

What's Changed

Stability Improvements

• Add merge_group to workflow file by @graydon in #4360
• Support building core with thread sanitizer by @marta-lokhova in #4337
• Rework github action caching by @graydon in #4367
• Remove the bors-auto-branch short circuit from ci-build.sh by @graydon in #4370
• Improve performance of dump-ledger by @MonsieurNicolas in #4361
• Misc fixes to the caching logic by @graydon in #4373
• Bucketlist db invariant by @SirTyson in #4369
• ApplyBucketWork at per-bucket level by @ThomasBrady in #4314
• Only run ci on push to real branches by @graydon in #4375
• Fail loadgen when pending accounts are found in available accounts list by @bboston7 in #4372
• Fixed EXPERIMENTAL_BUCKETLIST_DB_INDEX_PAGE_SIZE_EXPONENT by @SirTyson in #4378
• Update overlay survey script with lessons learned during testnet run by @bboston7 in #4358

New Features

• 3651 prefetch entries in soroban ops by @ThomasBrady in #4178
• Settings upgrades for increasing the maximum Soroban key size to 250 bytes by @dmkozh in #4371
• Add initial version of the debug info gathering script by @jacekn in #4352

Full Changelog: v21.1.0...v21.2.0

v21.2.0rc1

What's Changed

Stability Improvements

• Add merge_group to workflow file by @graydon in #4360
• Support building core with thread sanitizer by @marta-lokhova in #4337
• Rework github action caching by @graydon in #4367
• Remove the bors-auto-branch short circuit from ci-build.sh by @graydon in #4370
• Improve performance of dump-ledger by @MonsieurNicolas in #4361
• Misc fixes to the caching logic by @graydon in #4373
• Bucketlist db invariant by @SirTyson in #4369
• ApplyBucketWork at per-bucket level by @ThomasBrady in #4314
• Only run ci on push to real branches by @graydon in #4375
• Fail loadgen when pending accounts are found in available accounts list by @bboston7 in #4372
• Fixed EXPERIMENTAL_BUCKETLIST_DB_INDEX_PAGE_SIZE_EXPONENT by @SirTyson in #4378
• Update overlay survey script with lessons learned during testnet run by @bboston7 in #4358

New Features

• 3651 prefetch entries in soroban ops by @ThomasBrady in #4178
• Settings upgrades for increasing the maximum Soroban key size to 250 bytes by @dmkozh in #4371
• Add initial version of the debug info gathering script by @jacekn in #4352

Full Changelog: v21.1.0...v21.2.0rc1

v21.1.0

What's Changed

Stability improvements

• Fix #3810, re-enable checkStellarCoreMajorVersionProtocolIdentity by @graydon in #4321
• Fix #4324 by switching io_context in merge, also reduce contact with app by @graydon in #4329
• Change BucketIndex log chatter from CLOG_INFO to CLOG_DEBUG by @graydon in #4322
• Add scripts/check-soroban-env-versions.sh by @graydon in #4313
• Remove SQL from integration docs by @ThomasBrady in #4330
• Deprecate admin guide by @ElliotFriend in #4312
• Move tracy FrameMark macro so it occurs during replay as well as online consensus by @graydon in #4308
• Update security notes by @marta-lokhova in #4338
• Disable tracy memory tracking when asan enabled by @graydon in #4340
• Bump tracy to v0.10 by @marta-lokhova in #4328
• Bump tracy fork by @marta-lokhova in #4344
• Remove predicate-based peer dropping mechanism by @marta-lokhova in #4323
• Un-downgrade tracy-client-sys accidentally caused by feature selection by @graydon in #4346

New features

• Add new time sliced overlay survey by @bboston7 in #4275
• Track SCP latencies in milliseconds for overlay survey by @bboston7 in #4334
• Shift survey ledger number validity condition slightly to allow lagging nodes to respond by @marta-lokhova in #4347
• Update network survey script to support V2 survey by @bboston7 in #4342
• Add build steps for Raspberry Pi by @SirTyson in #4327
• add an option to run overlay operations in the background by @marta-lokhova in #4258
• overlay: perf and error handling improvements by @marta-lokhova in #4343
• Add support for tracy memory tracking by @graydon in #4272
• Add sorobaninfo option that dumps current upgradeable settings as a ConfigUpgradeSet by @sisuresh in #4341
• Add tx to restore wasm blob to get-settings-upgrade-txs by @sisuresh in #4351
• Proposed phase3 Soroban pubnet settings upgrade. by @dmkozh in #4335
• postgresql backend deprecation warning by @ThomasBrady in #4348

New Contributors

• @ElliotFriend made their first contribution in #4312

Known issues

Non protocol issues:
Protocol issues:
https://github.com/orgs/stellar/projects/52

Full Changelog: v21.0.0...v21.1.0rc1

v21.1.0rc1

What's Changed

Stability improvements

• Fix #3810, re-enable checkStellarCoreMajorVersionProtocolIdentity by @graydon in #4321
• Fix #4324 by switching io_context in merge, also reduce contact with app by @graydon in #4329
• Change BucketIndex log chatter from CLOG_INFO to CLOG_DEBUG by @graydon in #4322
• Add scripts/check-soroban-env-versions.sh by @graydon in #4313
• Remove SQL from integration docs by @ThomasBrady in #4330
• Deprecate admin guide by @ElliotFriend in #4312
• Move tracy FrameMark macro so it occurs during replay as well as online consensus by @graydon in #4308
• Update security notes by @marta-lokhova in #4338
• Disable tracy memory tracking when asan enabled by @graydon in #4340
• Bump tracy to v0.10 by @marta-lokhova in #4328
• Bump tracy fork by @marta-lokhova in #4344
• Remove predicate-based peer dropping mechanism by @marta-lokhova in #4323
• Un-downgrade tracy-client-sys accidentally caused by feature selection by @graydon in #4346

New features

• Add new time sliced overlay survey by @bboston7 in #4275
• Track SCP latencies in milliseconds for overlay survey by @bboston7 in #4334
• Shift survey ledger number validity condition slightly to allow lagging nodes to respond by @marta-lokhova in #4347
• Update network survey script to support V2 survey by @bboston7 in #4342
• Add build steps for Raspberry Pi by @SirTyson in #4327
• add an option to run overlay operations in the background by @marta-lokhova in #4258
• overlay: perf and error handling improvements by @marta-lokhova in #4343
• Add support for tracy memory tracking by @graydon in #4272
• Add sorobaninfo option that dumps current upgradeable settings as a ConfigUpgradeSet by @sisuresh in #4341
• Add tx to restore wasm blob to get-settings-upgrade-txs by @sisuresh in #4351
• Proposed phase3 Soroban pubnet settings upgrade. by @dmkozh in #4335
• postgresql backend deprecation warning by @ThomasBrady in #4348

New Contributors

• @ElliotFriend made their first contribution in #4312

Known issues

Non protocol issues:
Protocol issues:
https://github.com/orgs/stellar/projects/52

Full Changelog: v21.0.0...v21.1.0rc1

21.0.0

Release notes

This is the first stable Core release supporting protocol 21.

New features in protocol 21

• Secp256r1 support in Soroban host: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0051.md
• Soroban host function for extending TTL of contract instance and code separately: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0053.md
• Use refined cost model for VM instantiation in order to reduce the VM instantiation metered costs: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0054.md
• Intra-transaction VM module caching for the further Soroban cost reduction: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0055.md, https://github.com/stellar/stellar-protocol/blob/master/core/cap-0056.md

21.0.0rc2

Release notes

This is the second Core release candidate supporting protocol 21.

New features in protocol 21

• Secp256r1 support in Soroban host: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0051.md
• Soroban host function for extending TTL of contract instance and code separately: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0053.md
• Use refined cost model for VM instantiation in order to reduce the VM instantiation metered costs: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0054.md
• Intra-transaction VM module caching for the further Soroban cost reduction: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0055.md, https://github.com/stellar/stellar-protocol/blob/master/core/cap-0056.md

What's Changed

• Bump env by @sisuresh in #4276
• Define custom cereal override for ConfigUpgradeSetKey and use it by @sisuresh in #4247
• Enable protocol 21 by @sisuresh in #4281
• Exclude ledger-close-meta test files in .gitignore by @sisuresh in #4282
• Windows compile fixes by @MonsieurNicolas in #4283
• Overlay stability fixes by @marta-lokhova in #4279
• Bump env to released commit by @sisuresh in #4288
• Make sure test actually modifies LedgerEntry by @sisuresh in #4289
• Better error codes in tx queue by @marta-lokhova in #4260
• Don't rebuild tables after enabling BucketListDB by @SirTyson in #4267
• No longer serialize small indexes to disk by @SirTyson in #4270
• Fix memory issue with individual indexes by @SirTyson in #4273
• BucketListDB Bucket Apply Optimization by @SirTyson in #4114
• Overlay improvements by @marta-lokhova in #4291
• Add module cache test by @sisuresh in #4285
• Add blended classic+soroban mode to loadgen by @bboston7 in #4248
• Drop TxMeta column from TxHistory table by @SirTyson in #4230
• Address pull mode tech debt by @marta-lokhova in #4294
• refactor some overlay interfaces by @marta-lokhova in #4293
• Background eviction by @SirTyson in #4191
• Validate non-Soroban txs with Soroban ext in checkValid by @dmkozh in #4296
• Rename cereal xdr_to_string by @sisuresh in #4280
• Fix TxAdverts test by @sisuresh in #4298
• chore: remove repetitive word in README.md by @clonemycode in #4300
• Avoid copying StellarMessage in flooding paths by @marta-lokhova in #4299
• BucketListDB enabled by default by @SirTyson in #4277
• Bump overlay version to 33 by @marta-lokhova in #4304
• Seperate metrics for bloom miss loads by @SirTyson in #4274
• Update env to 20.0.2 by @jayz22 in #4301
• April 2024 warning police by @graydon in #4297

New Contributors

• @clonemycode made their first contribution in #4300

Full Changelog: v20.4.0...v21.0.0rc2

v21.0.0rc1

Release notes

This is the first Core release supporting protocol 21.

New features in protocol 21

• Secp256r1 support in Soroban host: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0051.md
• Soroban host function for extending TTL of contract instance and code separately: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0053.md
• Use refined cost model for VM instantiation in order to reduce the VM instantiation metered costs: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0054.md
• Intra-transaction VM module caching for the further Soroban cost reduction: https://github.com/stellar/stellar-protocol/blob/master/core/cap-0055.md, https://github.com/stellar/stellar-protocol/blob/master/core/cap-0056.md

What's Changed

• Bump env by @sisuresh in #4276
• Define custom cereal override for ConfigUpgradeSetKey and use it by @sisuresh in #4247
• Enable protocol 21 by @sisuresh in #4281
• Exclude ledger-close-meta test files in .gitignore by @sisuresh in #4282

Full Changelog: v20.4.0...v21.0.0rc1

v20.4.0

Bug fixes

• Fix overflow in incomplete eviction scan check by @SirTyson in #4227
• Apply refund to fee bump fee charged by @sisuresh in #4228
• Fix tx queue metrics by @marta-lokhova in #4237
• Publish a few missed config metrics by @jayz22 in #4261

Stability fixes

• Add soroban version test by @sisuresh in #4132
• Use git cli by @sisuresh in #4215
• Increase resources for settings upgrade utils by @sisuresh in #4233
• Add phase 2 Soroban config for testnet. by @dmkozh in #4232
• Bump dependencies March 2024 by @MonsieurNicolas in #4226
• Soroban Settings Docs by @sisuresh in #4235
• Simplify tx queue, remove transaction chains support by @marta-lokhova in #4196
• Workaround entropy bug GitHub by @MonsieurNicolas in #4241
• Don't use bash syntax in sh script by @MonsieurNicolas in #4242
• Reduce the range of the testnet write fees. by @dmkozh in #4239
• Small ergonomic improvements for the upgrade script. by @dmkozh in #4243
• Phase2 pubnet limits and fees by @anupsdf in #4238
• Adds poolshare index for BucketsDB by @SirTyson in #4224
• Monitor Soroban write fee and export it in LCM. by @dmkozh in #4251
• Stability fixes by @marta-lokhova in #4240
• Squash DB schema upgrades pre-21 by @ThomasBrady in #4254
• Fix prev dep tree by @sisuresh in #4263
• Populate the resource fee meta by @dmkozh in #4255
• Fix a main-thread assertion in the QuorumIntersectionChecker by @graydon in #4262
• Parallel bl db by @SirTyson in #4176
• Flag-protect the extra Soroban fee meta. by @dmkozh in #4264

Known issues

Protocol issues:
https://github.com/orgs/stellar/projects/52

Full Changelog: v20.3.0...v20.4.0

v20.4.0rc2

What's Changed

• Add soroban version test by @sisuresh in #4132
• Fix overflow in incomplete eviction scan check by @SirTyson in #4227
• Use git cli by @sisuresh in #4215
• Increase resources for settings upgrade utils by @sisuresh in #4233
• Add phase 2 Soroban config for testnet. by @dmkozh in #4232
• Bump dependencies March 2024 by @MonsieurNicolas in #4226
• Soroban Settings Docs by @sisuresh in #4235
• Simplify tx queue, remove transaction chains support by @marta-lokhova in #4196
• Workaround entropy bug GitHub by @MonsieurNicolas in #4241
• Don't use bash syntax in sh script by @MonsieurNicolas in #4242
• Reduce the range of the testnet write fees. by @dmkozh in #4239
• Small ergonomic improvements for the upgrade script. by @dmkozh in #4243
• Phase2 pubnet limits and fees by @anupsdf in #4238
• Apply refund to fee bump fee charged by @sisuresh in #4228
• Adds poolshare index for BucketsDB by @SirTyson in #4224
• Fix tx queue metrics by @marta-lokhova in #4237
• Monitor Soroban write fee and export it in LCM. by @dmkozh in #4251
• Stability fixes by @marta-lokhova in #4240
• Squash DB schema upgrades pre-21 by @ThomasBrady in #4254
• Fix prev dep tree by @sisuresh in #4263
• Populate the resource fee meta by @dmkozh in #4255
• Publish a few missed config metrics by @jayz22 in #4261
• Fix a main-thread assertion in the QuorumIntersectionChecker by @graydon in #4262
• Parallel bl db by @SirTyson in #4176
• Flag-protect the extra Soroban fee meta. by @dmkozh in #4264

Full Changelog: v20.3.0...v20.4.0rc2

v20.4.0rc1

What's Changed

• Add soroban version test by @sisuresh in #4132
• Fix overflow in incomplete eviction scan check by @SirTyson in #4227
• Use git cli by @sisuresh in #4215
• Increase resources for settings upgrade utils by @sisuresh in #4233
• Add phase 2 Soroban config for testnet. by @dmkozh in #4232
• Bump dependencies March 2024 by @MonsieurNicolas in #4226
• Soroban Settings Docs by @sisuresh in #4235
• Simplify tx queue, remove transaction chains support by @marta-lokhova in #4196
• Workaround entropy bug GitHub by @MonsieurNicolas in #4241
• Don't use bash syntax in sh script by @MonsieurNicolas in #4242
• Reduce the range of the testnet write fees. by @dmkozh in #4239
• Small ergonomic improvements for the upgrade script. by @dmkozh in #4243
• Phase2 pubnet limits and fees by @anupsdf in #4238
• Apply refund to fee bump fee charged by @sisuresh in #4228
• Adds poolshare index for BucketsDB by @SirTyson in #4224
• Fix tx queue metrics by @marta-lokhova in #4237
• Monitor Soroban write fee and export it in LCM. by @dmkozh in #4251
• Stability fixes by @marta-lokhova in #4240
• Squash DB schema upgrades pre-21 by @ThomasBrady in #4254
• Fix prev dep tree by @sisuresh in #4263
• Populate the resource fee meta by @dmkozh in #4255
• Publish a few missed config metrics by @jayz22 in #4261
• Fix a main-thread assertion in the QuorumIntersectionChecker by @graydon in #4262
• Parallel bl db by @SirTyson in #4176

Full Changelog: v20.3.0...v20.4.0rc1