[KAFKA-4195] support throttling on request rate

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.11.0.0
• Labels: needs-kip
• Assignee: Rajini Sivaram
• Reporter: Jun Rao
• Created: 20/Sep/16 05:19
• Updated: 01/Jun/17 14:55
• Resolved: 01/Jun/17 14:55

Description

Currently, we can throttle the client by data volume. However, if a client sends requests too quickly (e.g., a consumer with min.byte configured to 0), it can still overwhelm the broker. It would be useful to additionally support throttling by request rate.

Issue Links

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Sub-Tasks

• Implementation and unit tests for request handler thread utilization quota: Resolved
• Add network handler thread utilization to request quota calculation: Resolved
• Add system tests for request quotas: Resolved
• Add documentation for request quotas: Resolved
• Update produce/fetch throttle time metrics for any request throttle: Resolved