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  1. Kafka
  2. KAFKA-9039

Optimize replica fetching CPU utilization with large number of partitions

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.5.0
    • Component/s: core
    • Labels:
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      Description

      Our current follower replica fetching logic has huge CPU cost with num.partitions to fetch from, and it scales non-linearly as well. There are a bunch of optimizations we can consider to try to reduce its cost and hopefully make it to be linear against the num.partitions.

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              • Assignee:
                lucasbradstreet Lucas Bradstreet
                Reporter:
                guozhang Guozhang Wang
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                  Updated:
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