[KAFKA-2406] ISR propagation should be throttled to avoid overwhelming controller.

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 0.9.0.0
• Assignee: Jiangjie Qin
• Reporter: Jiangjie Qin
• Created: 05/Aug/15 05:36
• Updated: 14/Aug/15 00:02
• Resolved: 13/Aug/15 21:55

Description

This is a follow up patch for KAFKA-1367.
We need to throttle the ISR propagation rate to avoid flooding in controller to broker traffic. This might significantly increase time of controlled shutdown or cluster startup.