DistributedDeepLearning/cluster_config/cluster.json

{
    "properties": {
        "nodeSetup": {
            "setupTask": {
                "commandLine": "$AZ_BATCHAI_MOUNT_ROOT/extfs/scripts/nodeprep.sh",
                "runElevated": "True",
                "stdOutErrPathPrefix": "$AZ_BATCHAI_MOUNT_ROOT/extfs"
            }
        }
    }
}