OpenCHAI – Software Stack Release (v1.25.0)
==========================================

This document describes the **OpenCHAI 1.25.0** software stack based on
**Rocky Linux 9.6**, intended for **HPC and AI cluster deployments**.

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Platform Details
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.. list-table::
   :widths: 25 35 40
   :header-rows: 1

   * - Category
     - Component
     - Version / Details
   * - Base OS
     - Rocky Linux
     - 9.6
   * - Kernel
     - Linux Kernel
     - 5.14.0-570.17.1.el9
   * - Architecture
     - System
     - x86_64
   * - Manager Tool
     - Ansible
     - latest
   * - Container
     - Docker
     - latest
   * - Container
     - Apptainer
     - latest
   * - Container
     - Enroot
     - latest
   * - Orchestration
     - Docker Compose
     - latest
   * - Orchestration
     - Kubernetes
     - latest
   * - Device Replication
     - DRBD
     - 9.31.0
   * - Resource Manager
     - PCS
     - 0.11.9
   * - Provisioning
     - xCAT
     - 2.17.0
   * - Monitoring
     - C-Chakshu
     - latest
   * - Monitoring
     - Prometheus
     - 2.47.1
   * - Monitoring
     - Nagios
     - 4.4.9
   * - Monitoring
     - Ganglia
     - 3.7.2
   * - Resource Manager
     - Slurm
     - 25.05.1 (PMIx 3 / 4 / 5 / 6)
   * - Resource Manager Plugin
     - Pyxis
     - latest
   * - User Management
     - OpenLDAP
     - 2.4.46
   * - User Support
     - osTicket
     - 1.18.2
   * - Interconnect
     - Mellanox InfiniBand
     - 24.10-3.2.5.0
   * - Toolchain
     - Intel oneAPI
     - 2025.2.1.44
   * - Toolchain
     - Intel oneAPI
     - 2024.2.0.634
   * - Toolchain
     - NVIDIA HPC SDK
     - 25.9
   * - Compiler
     - GCC
     - 11.5.0
   * - Compiler
     - G++
     - 8.5.0
   * - Compiler
     - GFortran
     - 8.5.0
   * - MPI
     - MVAPICH
     - 4.1
   * - MPI
     - OpenMPI
     - 4.1
   * - MPI
     - MPICH (NVIDIA Peer Memory)
     - 1.3-0
   * - GPU Toolkit
     - CUDA
     - 13.0.0 (Driver 580.65.06)
   * - Application Package Manager
     - Spack
     - 1.2.0

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Release Information
-------------------

- **Product Name:** OpenCHAI
- **Full Release Version:** 1.25.0
- **Release Stream (Major):** 1.x
- **Patch Level (Minor):** 0
- **Integrated Slurm Version Line:** 25.x
- **Base Operating System:** Rocky Linux 9.6 (x86_64)

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Notes
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- Validated for **HPC**, **AI/ML**, and **GPU-accelerated workloads**
- Supports **multi-MPI** and **multi-CUDA** environments
- Designed for **enterprise-scale** and **research cluster deployments**