Getting Started
- For new installations, see our Installation Guide
- For upgrading existing Ceph clusters, refer to our Migration Guide
- For version-specific features and fixes, check the Release Notes
These CES images are based on upstream Ceph releases with some additional patches and bug fixes. Clyso strives to keep these images compatible with upstream, meaning there will always be a path to upgrade out of CES releases to upstream Ceph releases.
Current Release
| CES Version | Based on Ceph Version | Image | Release Notes |
|---|---|---|---|
| 25.03.2 | v18.2.7 (Reef) | harbor.clyso.com/ces/ceph/ceph:ces-v25.03.2 | Release Notes |
| 25.03.1 | v18.2.4 (Reef) | harbor.clyso.com/ces/ceph/ceph:ces-v25.03.1 | Release Notes |
Upgrade Compatibility Matrix
| From Version | To Version | Compatibility | Notes |
|---|---|---|---|
| Ceph 18.2.4 | CES 25.03.1 | Supported | Safe upgrade path |
| CES 25.03.1 | Ceph 18.2.4 | ⚠️ Known Issues | Will encounter upgrade bug (tracker) |
| Ceph 18.2.7 | CES 25.03.2 | Supported | Bidirectional compatibility |
| CES 25.03.2 | Ceph 18.2.7 | Supported | Bidirectional compatibility |
Recommended Migration Paths:
- From CES 25.03.1: Migrate to Ceph 18.2.7 or CES 25.03.2
- From CES 25.03.2: Compatible with Ceph 18.2.7+
- To CES: Any upstream Ceph version can migrate to corresponding or newer CES version
Upgrading
To upgrade out of CES to Ceph upstream version or vice versa, visit the Cephadm-based migration guide.
Key Features by Version
25.03.2 (Current)
- Based on Ceph Reef (v18.2.7)
- Enhanced RGW lifecycle management and object lock support
- Improved BlueStore and kernel device handling
- Advanced S3 API compatibility improvements
- Performance optimizations for object storage workloads
25.03.1
- Based on Ceph Reef (v18.2.4)
- Intermediate stability release with targeted fixes
- Compatible with upstream 18.2.4+
To get started with CES, cephadm is the preferred utility to manage a ceph cluster. Please contact Clyso Support for RPM packages.
Versioning and Release Information
Overview
Clyso Enterprise Storage (CES) is built on Ceph technology and follows a structured versioning system to ensure stability and compatibility. Each CES version is carefully tested and optimized with specific Ceph releases to provide enterprise-grade reliability.
Version Numbering
CES follows a YY.MM.X versioning scheme:
YY: Release year (e.g., 24 for 2024)MM: Release month (e.g., 11 for November)X: Patch version number (starting at 0)