{
    "$schema": "http://json-schema.org/draft/2020-12/schema",
    "title": "HPC cluster description",
    "description": "Meta data information of a HPC cluster",
    "type": "object",
    "properties":{
        "name": {
            "description": "The unique identifier of a cluster",
            "type": "string"
        },
        "metricConfig": {
            "description": "Metric specifications",
            "type": "array",
            "items": {
                "type": "object",
                "properties":{
                    "name": {
                        "description": "Metric name",
                        "type": "string"
                    },
                    "unit": {
                        "description": "Metric unit",
                        "type": "string"
                    },
                    "scope": {
                        "description": "Native measurement resolution",
                        "type": "string"
                    },
                    "timestep": {
                        "description": "Frequency of timeseries points",
                        "type": "integer"
                    },
                    "aggregation": {
                        "description": "How the metric is aggregated",
                        "type": "string",
                        "enum": [
                            "sum",
                            "avg"
                        ]

                    },
                    "subClusters": {
                        "description": "Array of cluster hardware partition metric thresholds",
                        "type": "array",
                        "items": {
                            "type": "object",
                            "properties":{
                                "name": {
                                    "description": "Hardware partition name",
                                    "type": "string"
                                },
                                "peak": {
                                    "type": "number"
                                },
                                "normal": {
                                    "type": "number"
                                },
                                "caution": {
                                    "type": "number"
                                },
                                "alert": {
                                    "type": "number"
                                }
                            },
                            "required": [
                                "name",
                                "peak",
                                "caution",
                                "alert"
                            ]
                        }
                    }
                },
                "required": [
                    "name",
                    "unit",
                    "scope",
                    "timestep"
                ]
            },
            "minItems": 1
        },
        "subClusters": {
            "description": "Array of cluster hardware partitions",
            "type": "array",
            "items": {
                "type": "object",
                "properties":{
                    "name": {
                        "description": "Hardware partition name",
                        "type": "string"
                    },
                    "processorType": {
                        "description": "Processor type",
                        "type": "string"
                    },
                    "socketsPerNode": {
                        "description": "Number of sockets per node",
                        "type": "integer"
                    },
                    "coresPerSocket": {
                        "description": "Number of cores per socket",
                        "type": "integer"
                    },
                    "threadsPerCore": {
                        "description": "Number of SMT threads per core",
                        "type": "integer"
                    },
                    "flopRateScalar": {
                        "description": "Theoretical node peak flop rate for scalar code in GFlops/s",
                        "type": "integer"
                    },
                    "flopRateSimd": {
                        "description": "Theoretical node peak flop rate for SIMD code in GFlops/s",
                        "type": "integer"
                    },
                    "memoryBandwidth": {
                        "description": "Theoretical node peak memory bandwidth in GB/s",
                        "type": "integer"
                    },
                    "nodes": {
                        "description": "Node list expression",
                        "type": "string"
                    },
                    "topology": {
                        "description": "Node topology",
                        "type": "object",
                        "properties":{
                            "node": {
                                "description": "HwTread lists of node",
                                "type": "array",
                                "items": {
                                    "type": "integer"
                                }
                            },
                            "socket": {
                                "description": "HwTread lists of sockets",
                                "type": "array",
                                "items": {
                                    "type": "array",
                                    "items": {
                                        "type": "integer"
                                    }
                                }
                            },
                            "memoryDomain": {
                                "description": "HwTread lists of memory domains",
                                "type": "array",
                                "items": {
                                    "type": "array",
                                    "items": {
                                        "type": "integer"
                                    }
                                }
                            },
                            "die": {
                                "description": "HwTread lists of dies",
                                "type": "array",
                                "items": {
                                    "type": "array",
                                    "items": {
                                        "type": "integer"
                                    }
                                }
                            },
                            "core": {
                                "description": "HwTread lists of cores",
                                "type": "array",
                                "items": {
                                    "type": "array",
                                    "items": {
                                        "type": "integer"
                                    }
                                }
                            },
                            "accelerators": {
                                "type": "array",
                                "description": "List of of accelerator devices",
                                "items": {
                                    "type": "object",
                                    "properties": {
                                        "id": {
                                            "type": "string",
                                            "description": "The unique device id"
                                        },
                                        "type": {
                                            "type": "string",
                                            "description": "The accelerator type",
                                            "enum": [
                                                "Nvidia GPU",
                                                "AMD GPU",
                                                "Intel GPU"
                                            ]
                                        },
                                        "model": {
                                            "type": "string",
                                            "description": "The accelerator model"
                                        }
                                    },
                                    "required": [
                                        "id",
                                        "type",
                                        "model"
                                    ]
                                }
                            }
                        },
                        "required":[
                            "node",
                            "socket",
                            "memoryDomain"
                        ]
                    }
                },
                "required":[
                    "name",
                    "topology",
                    "processorType",
                    "socketsPerNode",
                    "coresPerSocket",
                    "threadsPerCore",
                    "flopRateScalar",
                    "flopRateSimd",
                    "memoryBandwidth"
                ]
            },
            "minItems": 1
        }
    },
    "required":[
        "name",
        "metricConfig",
        "subClusters"
    ]
}