alibaba / alibaba/Sentinel

集群限流和redis集群限流的性能对比数据有吗

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#2,029 1 comment 11 reactions 0 assignees View on GitHub
area/cluster-flow area/performance kind/discussion
Dominant language
Java
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Description

感谢,如题;请教下关注的集群限流下的几个问题
(1)这里的TokenServer既然是单点部署的,必然存在性能瓶颈,和采用redis来做集群限流的优势在哪里呢?
(2)TokenServer的IP地址是写死的,那么嵌入模式下,系统重启发布该怎么办,如何做到业务无感知同时保证正确性呢?
(3)每个请求的限流检查都要经过TokenServer,如何解决热点namespace问题?
(4)既然开源出来推荐给大家用,目前缺乏一些性能压测数据,还是说只是给大家提供了一种思路,生产环境有使用的案例吗?

Contributor guide

Open the contributing guide

Research direction

No files, tests, or entry points are identified in the issue. Research the TokenServer and Redis cluster rate-limiting designs and any available benchmark or production-use material; done means documenting performance comparisons and answering the four deployment, restart, hotspot, and usage questions.

Written by the indexing model from the issue text.

Assessment

Tech stack
java, redis
Domain
distributed-systems, documentation, performance
Issue type
Documentation
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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