[IGNITE-12329] Invalid handling of remote entries causes partition desync and transaction hanging in COMMITTING state.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7.6
• Fix Version/s: 2.8
• Release Note: Fixed bug in transactions that potentially may cause hanging in COMMITING state and partitions desync
• Ignite Flags: Docs Required, Release Notes Required
• Assignee: Alexey Scherbakov
• Reporter: Alexey Scherbakov
• Created: 28/Oct/19 13:26
• Updated: 03/Mar/20 20:31
• Resolved: 30/Oct/19 18:31

Description

This can happen if transaction is mapped on a partition which is about to be evicted on backup.

Due to bugs entry belonging to other cache may be excluded from commit or entry containing a lock can be removed without lock release causing depending transactions to hang.

Issue Links

• causes: IGNITE-12746 Regression in GridCacheColocatedDebugTest: putAll of sorted keys causes deadlock
• links to: GitHub Pull Request #7018