CEP-45: Incremental repair for mutation tracking#4696

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aweisberg wants to merge 46 commits intoapache:cep-45-mutation-trackingfrom

aweisberg:21098

Commits on Mar 18, 2026

CEP-45: Incremental Repair Blocking Wait for offsets

aparnanaik0522
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aweisberg
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end--no-edit

aparnanaik0522
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aweisberg
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Create new test to validate inc repair on ALL replicas

aparnanaik0522
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aweisberg
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SyncCoordinatorTest file fix

aparnanaik0522
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aweisberg
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Change shardStates from CHM -> HM

aparnanaik0522
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aweisberg
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Fix possible shard staleness

aparnanaik0522
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aweisberg
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Fix for happens-before

aparnanaik0522
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aweisberg
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Fix MutationTrackingIncrementalRepairTask file

aparnanaik0522
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aweisberg
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Fix IR still doing anti-compaction and TCM consulted multiple times non-atomically
aweisberg
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Collect offsets via message exchange
aweisberg
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Remove extra timeouts, make top level timeout configurable hot prop
aweisberg
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Fix timeout calculation and clean up error handling
aweisberg
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Mutation tracking sync timeout doesn't need to be that long. If it didn't work in 2 minutes it won't work.
aweisberg
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Using IncrementalRepairTask directly instead of embedding inside MutationTrackingIncrementalRepairTask
aweisberg
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Add support for force and with hosts
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Fix MutationTrackingSyncCoordinatorTest
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Clean up/fix result handling when pairing incremental repair with MT repair
aweisberg
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Fix java.lang.IllegalStateException: Attempted to create a new keyspace shard for keyspace distributed_test_keyspace, but it already exists on bounce
aweisberg
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Add MutationTrackingRepairTest
aweisberg
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checkpoint before big mess
aweisberg
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During migration incremental repair might legitimately need to add sstables
aweisberg
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During migration SSTableWriter.finalizeMetadata() needs to accept IR marking sstables repaired to effect the migration
aweisberg
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Can't run MT sync during migration away from mutation tracking because it will hang, so just use IR instead
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RepairCoordinator add logging
aweisberg
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During mutation tracking migration restrict repairs to being either entirely inside migrated ranges or entirely outside, but not both
aweisberg
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Spurious error trying to set failure on promise when it has already been completed, use tryFailure instead
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Allow read repair mutations to be applied during migration
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Finish MutationTrackingRepairTest
aweisberg
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Commits on Mar 19, 2026

Final test and bug fixes after rebase
aweisberg
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Commits on Mar 24, 2026

Commits on Mar 25, 2026

Ignore double bounce test https://issues.apache.org/jira/browse/CASSANDRA-21256
aweisberg
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Commits on Mar 26, 2026

No background reconciliation breaks PartialUpdateHandlingTest when it attempts IR and reconciliation never occurs
aweisberg
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Commits on Mar 27, 2026

Commits on Apr 1, 2026

Fix MutationTrackingRepairTest style
aweisberg
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