h4d-vm.yaml

# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

---

blueprint_name: h4d-cluster

vars:
  project_id: ## Set GCP Project ID Here ##
  deployment_name: h4d-cluster
  region: us-central1
  zone: us-central1-a
  rdma_net_range: 192.168.32.0/24
  hostname_prefix: $(vars.deployment_name)-odyssey
  base_network_name: $(vars.deployment_name)
  reservation_name: "" # Optional: Set only if a reservation is available.

# Documentation for each of the modules used below can be found at
# https://github.com/GoogleCloudPlatform/hpc-toolkit/blob/main/modules/README.md

deployment_groups:
- group: primary
  modules:

  # Source is an embedded module, denoted by "modules/*" without ./, ../, /
  # as a prefix. To refer to a local module, prefix with ./, ../ or /

  - id: cluster-net-0
    source: modules/network/vpc
    settings:
      network_name: $(vars.base_network_name)-net

  - id: cluster-rdma-net-0
    source: modules/network/vpc
    settings:
      network_name: $(vars.base_network_name)-rdma-net-0
      mtu: 8896
      network_profile: https://www.googleapis.com/compute/beta/projects/$(vars.project_id)/global/networkProfiles/$(vars.zone)-vpc-falcon
      network_routing_mode: REGIONAL
      enable_cloud_router: false
      enable_cloud_nat: false
      enable_internal_traffic: false
      subnetworks:
      - subnet_name: $(vars.base_network_name)-rdma-sub-0
        subnet_region: $(vars.region)
        subnet_ip: $(vars.rdma_net_range)
        region: $(vars.region)

  - id: homefs
    source: modules/file-system/filestore
    use: [cluster-net-0]
    settings:
      local_mount: /home
    outputs:
    - network_storage

  - id: h4d_startup
    source: modules/scripts/startup-script
    settings:
      configure_ssh_host_patterns:
      - $(vars.hostname_prefix)-*
      set_ofi_cloud_rdma_tunables: true
      local_ssd_filesystem:
        fs_type: ext4
        mountpoint: /mnt/lssd
        permissions: "1777"


  - id: h4d-vms
    source: modules/compute/vm-instance
    use: [h4d_startup, homefs]
    settings:
      machine_type: h4d-highmem-192-lssd
      instance_count: 2
      disk_type: hyperdisk-balanced
      on_host_maintenance: TERMINATE
      reservation_name: $(vars.reservation_name)
      network_interfaces:
        $(concat(
          [{
            network=null,
            subnetwork=cluster-net-0.subnetwork_self_link,
            subnetwork_project=vars.project_id,
            nic_type="GVNIC",
            queue_count=null,
            network_ip=null,
            stack_type=null,
            access_config=[{nat_ip=null, public_ptr_domain_name=null, network_tier=null}],
            ipv6_access_config=[],
            alias_ip_range=[]
          },
          {
            network=null,
            subnetwork=cluster-rdma-net-0.subnetwork_self_link,
            subnetwork_project=vars.project_id,
            nic_type="IRDMA",
            queue_count=null,
            network_ip=null,
            stack_type=null,
            access_config=[],
            ipv6_access_config=[],
            alias_ip_range=[]
          }]
        ))

  - id: wait-for-vms
    source: community/modules/scripts/wait-for-startup
    settings:
      instance_names: $(h4d-vms.name)
      timeout: 7200