envoyproxy/envoy

LoadBalancer: Is there a plan to support bounded-load consistent hashing algorithm?

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#26,016 opened on Mar 9, 2023

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area/load balancinghelp wanted

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Description

Title: LoadBalancer: Is there a plan to support bounded-load consistent hashing algorithm?

Description: Haproxy supports bounded-load consistent hashing algorithm. Just wondering if Onvoy has a plan to support the algorithm?

[optional Relevant Links:] https://ai.googleblog.com/2017/04/consistent-hashing-with-bounded-loads.html https://arxiv.org/abs/1608.01350 https://medium.com/vimeo-engineering-blog/improving-load-balancing-with-a-new-consistent-hashing-algorithm-9f1bd75709ed

Contributor guide

Research direction
Study existing consistent hashing implementation in Envoy and the bounded load algorithm (Google blog, arXiv paper). Propose design changes to support bounded load consistent hashing.
Tech stack
None
Domain
backendapi
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-2 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
C++Load Balancing Concepts
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
40