Release Notes

Releases and release notes.

Current 15.3u1 release

TrinityX 15.3u1 bug-fix release was published on Februari 20 2026. In principle no features were added but the following bugs were resolved:

  • Compute and K3s image building fix for HA setups
  • 389-DS installation time mismatched package for EL9
  • Enhancements for RHEL based installations image creation and subscriptions
  • Enhancements for playbook runs for workload manager based settings

Previous 15.3 release

TrinityX 15.3 was released on February 4 2026. A Brief list of included enhancements and features:

  • BETA EL10 support, including RedHat Enterprise 10, Rocky Linux 10 and Alma Linux 10
  • Adding Kea DHCP(v4+v6) support, introducing a slow transition from depcrecated ISC dhcpd
  • Adding 389-DS support to replace deprecated openldap
  • Open OnDemand version 4 for images/nodes
  • OpenHPC version 4 for EL10
  • Any-Image to support luna osgrabbed images
  • Override to restore components to defaults
  • Bug fixes for HA Easybuild paths, bcrypt and others

15.2 release

TrinityX 15.2 was released on October 29 2025. A brief list of enhancements and features:

  • Enhanced Slurm Graphical Configurator
  • Introduction of AlextX rule Wizard
  • MTU support in Luna as well DNS zone delegation
  • Luna daemon exporter and AlertX inclusion for monitoring functionality, node and osimage state.
  • mountoptions for shared filesystems used in HA.
  • EAR readiness
  • Native Easybuild support
  • Quite a handful of bug fixes and enhancements for e.g. Luna

15.1 release

TrinityX 15.1 was released on June 5 2025. A brief summary what's included:

  • Login image support. The login image will provide for Open OnDemand functionality and Shell access for users
  • OpenSuse image support. A playbook is now provided to build an opensuse image
  • External Floating IP support for HA setups where access to the active controller is needed
  • Improved AlertX functionality:
    • Silencing Alerts is now supported
    • A more scalable approach in Overview for larger clusters
    • Rules for HA related degradations
  • Introduction of python3 libraries to render configurations for slurm, genders and more:
    • Luna based configurations are now extendable by pre-configured defaults
    • Support for GRES resources, based on a dedicated gres.conf file

15 release

TrinityX 15 was released on February 27 2025. A brief summary what's included:

  • AlertX - commandline and graphical application to manage prometheus alerts, rules and manage Node Health Checking (NHC)
  • NHC drainer - nodes triggered by the NHC rule are drained from jobs. currently slurm supported.
  • Per Job statistics - detailed breakdown per job for resource utilization and power consumption
  • Beta ARM support
  • additional prometheus exporters for collecting more metrics including GPU, Hardware config and state
  • OOD application for changing a user’s password
  • Improved/extended grafana panels
  • luna 2.1
    • luna cli updates for better posix compliancy: – and - parameters.
    • luna cli to better handle inheritance; warnings/indicators when local overrides apply
    • luna daemon support for pure DHCP deployed clusters, including nodes in a pool/ddns
  • Open Ondemand 4.0.0
  • latest OpenHPC release 2.9 for EL8 and 3.2.1 for EL9
  • Prometheus 3.1.0
  • HA setups support cross mount shared disk exports, allowing passive/standby controllers to access the shared filesystems