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Update Rancher requirements to include RKE2 installs

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Catherine Luse
2021-04-23 15:55:09 -07:00
parent 200d6a01fb
commit 0092b276d7
1 changed files with 20 additions and 2 deletions
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content/rancher/v2.x/en/installation/requirements/_index.md
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@@ -16,6 +16,7 @@ Make sure the node(s) for the Rancher server fulfill the following requirements:
- [RKE and Hosted Kubernetes](#rke-and-hosted-kubernetes)
- [K3s Kubernetes](#k3s-kubernetes)
- [RancherD](#rancherd)
- [RKE2](#rke2)
- [CPU and Memory for Rancher before v2.4.0](#cpu-and-memory-for-rancher-before-v2-4-0)
- [Disks](#disks)
- [Networking Requirements](#networking-requirements)
@@ -30,7 +31,7 @@ The Rancher UI works best in Firefox or Chrome.
Rancher should work with any modern Linux distribution.
Docker is required for nodes that will run RKE Kubernetes clusters. It is not required for RancherD installs.
Docker is required for nodes that will run RKE Kubernetes clusters. It is not required for RancherD or RKE2 Kubernetes installs.
Rancher needs to be installed on a supported Kubernetes version. To find out which versions of Kubernetes are supported for your Rancher version, refer to the [support maintenance terms.](https://rancher.com/support-maintenance-terms/)
@@ -66,7 +67,15 @@ At this time, only Linux OSes that leverage systemd are supported.
To install RancherD on SELinux Enforcing CentOS 8 or RHEL 8 nodes, some [additional steps](#rancherd-on-selinux-enforcing-centos-8-or-rhel-8-nodes) are required.
Docker is not required for RancherD installs.
Docker is not required for RancherD installs.
### RKE2 Specific Requirements
_The RKE2 install is available as of v2.5.6._
For details on which OS versions were tested with RKE2, refer to the [RKE documentation.](https://docs.rke2.io/install/requirements/#operating-systems)
Docker is not required for RKE2 installs.
### Installing Docker
@@ -124,6 +133,15 @@ These CPU and memory requirements apply to each instance with RancherD installed
| Small | Up to 5 | Up to 50 | 2 | 5 GB |
| Medium | Up to 15 | Up to 200 | 3 | 9 GB |
### RKE2 Kubernetes
These CPU and memory requirements apply to each instance with RKE2 installed. Minimum recommendations are outlined here.
| Deployment Size | Clusters | Nodes | vCPUs | RAM |
| --------------- | -------- | --------- | ----- | ---- |
| Small | Up to 5 | Up to 50 | 2 | 5 GB |
| Medium | Up to 15 | Up to 200 | 3 | 9 GB |
### Docker
These CPU and memory requirements apply to a host with a [single-node]({{<baseurl>}}/rancher/v2.x/en/installation/other-installation-methods/single-node-docker) installation of Rancher.