%% Volcano Batch Scheduling Architecture
%% Related: ADR-0034

flowchart TB
    subgraph Submissions["Workload Submissions"]
        KFP["Kubeflow Pipelines"]
        Argo["Argo Workflows"]
        Spark["Spark Jobs"]
        Ray["Ray Jobs"]
    end

    subgraph Volcano["Volcano Scheduler"]
        Admission["Admission Controller"]
        Scheduler["Volcano Scheduler"]
        Controller["Job Controller"]
        
        subgraph Plugins["Scheduling Plugins"]
            Gang["Gang Scheduling"]
            Priority["Priority"]
            DRF["Dominant Resource Fairness"]
            Binpack["Bin Packing"]
        end
    end

    subgraph Queues["Resource Queues"]
        MLQueue["ml-training<br/>weight: 4"]
        InferQueue["inference<br/>weight: 3"]
        BatchQueue["batch-jobs<br/>weight: 2"]
        DefaultQueue["default<br/>weight: 1"]
    end

    subgraph Resources["Cluster Resources"]
        subgraph GPUs["GPU Nodes"]
            Khelben["khelben<br/>Strix Halo 64GB"]
            Elminster["elminster<br/>RTX 2070"]
            Drizzt["drizzt<br/>RDNA2 680M"]
            Danilo["danilo<br/>Intel Arc"]
        end
        subgraph CPU["CPU Nodes"]
            Workers["9 x86_64 Workers"]
            ARM["5 ARM64 Workers"]
        end
    end

    KFP --> Admission
    Argo --> Admission
    Spark --> Admission
    Ray --> Admission

    Admission --> Scheduler
    Scheduler --> Controller
    
    Scheduler --> Gang
    Scheduler --> Priority
    Scheduler --> DRF
    Scheduler --> Binpack

    Controller --> MLQueue
    Controller --> InferQueue
    Controller --> BatchQueue
    Controller --> DefaultQueue

    MLQueue --> GPUs
    InferQueue --> GPUs
    BatchQueue --> GPUs
    BatchQueue --> CPU
    DefaultQueue --> CPU

    classDef submit fill:#4a5568,stroke:#718096,color:#fff
    classDef volcano fill:#667eea,stroke:#5a67d8,color:#fff
    classDef plugin fill:#9f7aea,stroke:#805ad5,color:#fff
    classDef queue fill:#ed8936,stroke:#dd6b20,color:#fff
    classDef gpu fill:#e53e3e,stroke:#c53030,color:#fff
    classDef cpu fill:#38a169,stroke:#2f855a,color:#fff

    class KFP,Argo,Spark,Ray submit
    class Admission,Scheduler,Controller volcano
    class Gang,Priority,DRF,Binpack plugin
    class MLQueue,InferQueue,BatchQueue,DefaultQueue queue
    class Khelben,Elminster,Drizzt,Danilo gpu
    class Workers,ARM cpu