# How does the ThinLinc load-balancer work?

**URL:** <https://community.thinlinc.com/t/how-does-the-thinlinc-load-balancer-work/157>\
**Category:** Knowledge Base\
**Tags:** loadbalancer, cluster, ha, tlserver\
**Created:** [4 May 2021 04:48 UTC](https://community.thinlinc.com/t/how-does-the-thinlinc-load-balancer-work/157 "2021-05-04T04:48:22Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![wilsj](https://dub1.discourse-cdn.com/flex005/user_avatar/community.thinlinc.com/wilsj/32/554_2.png) [@wilsj](https://community.thinlinc.com/u/wilsj)\
**Post date:** [14 October 2025 08:31 UTC](https://community.thinlinc.com/t/how-does-the-thinlinc-load-balancer-work/157/2 "2025-10-14T08:31:49Z")

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As of ThinLinc 4.19.0, this knowledge base article is no longer relevant. @tobias did a great job covering the load balancer changes in ThinLinc 4.19.0 in the following community post:

> [@Introducing a more transparent load balancer in ThinLinc 4.19.0](https://community.thinlinc.com/t/introducing-a-more-transparent-load-balancer-in-thinlinc-4-19-0/1735):
>
> With the recently released ThinLinc 4.19.0, we introduced major updates to the load balancer – the component that decides how users are distributed across cluster agents. The new design is simpler and more predictable, and also easier to understand. My name is Tobias Fahleson, and I’m part of the ThinLinc development team at Cendio. I worked on several aspects of the new load balancer, but I was mainly involved with the rework of the penalty system. What changed Historically, ThinLinc has bal…

Documentation for the overhauled 4.19.0 load balancer is available here:

> **[Clustering — ThinLinc Administrator's Guide](https://www.cendio.com/resources/docs/tag/config_cluster.html#load-balancing)**
>
> Detailed guide on configuring and managing ThinLinc clusters, including subcluster setup, agent synchronization, and session management.

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_[View the full topic](https://community.thinlinc.com/t/how-does-the-thinlinc-load-balancer-work/157)._
