# SMCP Support Matrix

## Major SMCP Releases

| Release                        | PMK Version | Release Date   | Documentation                           | End Of Life? |
| ------------------------------ | ----------- | -------------- | --------------------------------------- | ------------ |
| SMCP 5.3 (LTS1)                | PMK 5.3     | 2021           | <https://platform9.com/docs/v5.5/PEC/-> | Y            |
| <p>SMCP 5.6<br>(LTS2)</p>      | PMK 5.6     | 2022           | <https://platform9.com/docs/v5.8/PEC/-> | N            |
| <p>SMCP 5.9 (GA)<br>(LTS3)</p> | PMK 5.9     | September 2023 | <https://platform9.com/docs/v5.9/PEC/-> | N            |
| <p>SMCP 5.10<br>(LTS4)</p>     | PMK 5.10    | May 2024       | <https://platform9.com/docs/5.10/PEC/-> | N            |

## Kubernetes Versions supported

| Release                | Management Cluster Version | K8s Workload Cluster versions supported | PMK Release |
| ---------------------- | -------------------------- | --------------------------------------- | ----------- |
| <p>5.3<br>(LTS1)</p>   | CDU architecture (VM)      | k8s 1.18, 1.19, 1.20                    | 5.3         |
| <p>5.6<br>(LTS2)</p>   | k8s 1.21                   | k8s 1.21, 1.22, 1.23                    | 5.6         |
| <p>5.9.0<br>(LTS3)</p> | k8s 1.25                   | k8s 1.24, 1.25                          | 5.9         |
| 5.9.1                  | k8s 1.25                   | k8s 1.24 (deprecated), 1.25, 1.26       | 5.9.1       |
| 5.9.2                  | k8s 1.25                   | k8s 1.25 (deprecated), 1.26, 1.27       | 5.9.2       |
| <p>5.10<br>(LTS4)</p>  | k8s 1.27                   | k8s 1.27, 1.28, 1.29                    | 5.10        |

## Operating Systems supported

| OS              | <p>5.3<br>(LTS1)</p> | <p>5.6<br>(LTS2)</p> | <p>5.9<br>(LTS3)</p> | <p>5.10<br>(LTS4)</p> |
| --------------- | -------------------- | -------------------- | -------------------- | --------------------- |
| **CentOS**      | 7.9                  | 7.9                  | 7.9                  | 7.9                   |
| **RHEL**        | -                    | 8.5, 8.6             | 8.5, 8.6             | 8.5, 8.6              |
| **Rocky Linux** |                      |                      | 9.2                  | 9.2                   |
| **Ubuntu**      |                      |                      |                      | 22.04 LTS             |