[OAK-4540] Cache update blocks new commits

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.5.6, 1.6.0
• Component/s: core, documentmk
• Labels: concurrency
• Assignee: Marcel Reutegger
• Reporter: Marcel Reutegger
• Created: 06/Jul/16 11:01
• Updated: 25/Jul/16 04:17
• Resolved: 06/Jul/16 11:51

Description

When caches are updated after a commit (within CommitQueue.Callback.headOfQueue()), other threads are blocked when they try to acquire new revisions from the queue.