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rancher
rio
Go2018–2019
rancher / rio · Archived

rio

Application Deployment Engine for Kubernetes

3Distinct people
4Mentions
0Explicit recommenders
2.2KGitHub stars
REPOSITORY AT A GLANCE

What to know before exploring

What it is

Application Deployment Engine for Kubernetes

GitHub

Where it is used

No documented product use has been verified yet.

What people are saying

No recommendation phrase was found in the indexed comments.

No classified warning is attached to this page. Read the discussions before treating silence as approval.

Also in these discussions

No other repository is repeatedly linked in the same discussions.

This week on Hacker News

Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 3:56:07 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by month4 dated mentions

Observed mentions: 2018-09-26 23:25:31 UTC to 2019-06-01 12:17:03 UTC.

0122018-09-01 00:00:00 UTC to 2018-10-01 00:00:00 UTC (exclusive): 2 mentions; 0 submissions, 2 commentsSep 20182018-10-01 00:00:00 UTC to 2018-11-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2018-11-01 00:00:00 UTC to 2018-12-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2018-12-01 00:00:00 UTC to 2019-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2019-01-01 00:00:00 UTC to 2019-02-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 commentsJan 20192019-02-01 00:00:00 UTC to 2019-03-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2019-03-01 00:00:00 UTC to 2019-04-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2019-04-01 00:00:00 UTC to 2019-05-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2019-05-01 00:00:00 UTC to 2019-06-01 00:00:00 UTC (exclusive): 1 mentions; 1 submissions, 0 comments2019-06-01 00:00:00 UTC to 2019-07-01 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 commentsJun 2019

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges
UTC ranges include their start and exclude their end. Select a period to filter the source evidence.
PeriodStart (UTC)End (exclusive, UTC)MentionsSubmissionsComments
Sep 20182018-09-01 00:00:00 UTC2018-10-01 00:00:00 UTC202
Oct 20182018-10-01 00:00:00 UTC2018-11-01 00:00:00 UTC000
Nov 20182018-11-01 00:00:00 UTC2018-12-01 00:00:00 UTC000
Dec 20182018-12-01 00:00:00 UTC2019-01-01 00:00:00 UTC000
Jan 20192019-01-01 00:00:00 UTC2019-02-01 00:00:00 UTC000
Feb 20192019-02-01 00:00:00 UTC2019-03-01 00:00:00 UTC000
Mar 20192019-03-01 00:00:00 UTC2019-04-01 00:00:00 UTC000
Apr 20192019-04-01 00:00:00 UTC2019-05-01 00:00:00 UTC000
May 20192019-05-01 00:00:00 UTC2019-06-01 00:00:00 UTC110
Jun 20192019-06-01 00:00:00 UTC2019-07-01 00:00:00 UTC101

What Hacker News says

4 sources
I've been playing around with k3s myself on Azure: https://github.com/rcarmo/azure-k3s-cluster ...as well on my own ARM cluster, with a private registry: https://taoofmac.com/space/blog/2019/05/18/2034 I find it refreshingly straightforward for personal and testing setups (and more practical than microk8s for me right now), and am waiting for rio to hit a couple of stable milestones: https://github.com/rancher/rio (I try openFaaS now and then, but after contributing a deployment template early in the beginning, I lost my enthusiasm for it - it also ran the gateway and the admin UI on the same process, which I considered a design flaw).
In Stripped-down Kubernetes on the Raspberry Pi
k3s is not intended to be a competitor, but let's say I wanted to build it out to compete with systems. Swarm excels in UX and cluster management. It is easy to run and use. But it is incomplete in features and functionality. So k3s addresses the cluster management issues and has tons of features. It makes k8s easy to run, but it still has Kubernetes UX which is quite difficult. So in the end I think it is a wash between k3s and Swarm. You either get hard to use (k3s) or incomplete (Swarm). I have a different project Rio (https://github.com/rancher/rio) that attempts to address UX (and it's built on k3s). So Rio could possibly be a system that is easy to use, powerful, and simple to run. I think Rio could be something that is better than both raw k8s and Swarm for regular users, but it's a very early.
In K3s: Kubernetes without the features I don't care about
I created this (I'm the Chief Architect and Co-founder of Rancher Labs, I experiment with stuff like this all the time). The purpose of this project is really to embed in another project (https://github.com/rancher/rio is an example) but as a side effect it's a nice little standalone k8s package. I never had any intention to support it as a standalone project, but hey if somebody is interested who knows. All of the features removed are based off of two basic ideas 1) If there are X ways to do something, I choose the best one (obviously subjective). 2) The features are not commonly used or really shouldn't be in k8s to begin with. The end goal of what I'm working on is basically to use k8s code as a library to do orchestration. Step one was to reduce the footprint of k8s (I'm 80% there with this project), step two is to completely rework
Read the rest
the state management such that you no longer need to persist state in k8s. This is a much larger goal. I've fooled around a lot with the persistence layer in k8s (this project is running on sqlite3) so I'm basically doing a lot of work of figuring what state I can throw away. The theory is that all desired state comes from your yaml files. Actual state is actual (what really exists). Everything else in k8s should be purely derived and not important.
In K3s: Kubernetes without the features I don't care about

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