[KAFKA-453] follower replica may need to backoff the fetching if leader is not ready yet

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 0.8.0
• Fix Version/s: 0.8.0
• Component/s: core
• Labels: optimization
• Assignee: Unassigned
• Reporter: Jun Rao
• Created: 09/Aug/12 17:32
• Updated: 16/Aug/12 02:25
• Resolved: 14/Aug/12 19:53

Description

Currently, when a follower starts fetching from a new leader, it just keeps sending fetch requests even if the requests fail because the leader is not ready yet. We probably should let the follower backoff a bit in this case.

Issue Links

• duplicates: KAFKA-451 follower replica may need to backoff the fetching if leader is not ready yet