job "ai-backend" { datacenters = ["Homelab-PTECH-DC"] region = "home" type = "service" group "ollama-group" { count = 1 # Pin to P52 Laptop (eGPU Host) constraint { attribute = "${meta.device}" value = "p52-laptop" } network { port "api" { static = 11434 } } task "ollama" { driver = "podman" env { OLLAMA_HOST = "0.0.0.0" OLLAMA_ORIGINS = "*" # Unlock the 6900XT (Navi 21) for ROCm HSA_OVERRIDE_GFX_VERSION = "10.3.0" # Debugging enabled so we can confirm it worked OLLAMA_DEBUG = "1" } config { image = "docker.io/ollama/ollama:latest" ports = ["api"] privileged = true # --- THE FIX: STRICT MAPPING --- # Only map the eGPU (renderD128) and the Compute interface (kfd) devices = [ "/dev/kfd", "/dev/dri/renderD128" ] # Do NOT map the whole /dev/dri folder, or it might peek at the others volumes = [ "/mnt/local-ssd/nomad/stacks/ai/ai-backend/ollama:/root/.ollama" ] } service { name = "ollama" port = "api" check { type = "http" path = "/" interval = "20s" timeout = "2s" } } resources { cpu = 2000 memory = 8192 # 8GB System RAM (The GPU has its own VRAM) } } } }