diff --git a/ansible/group_vars/nimbus.holesky.yml b/ansible/group_vars/nimbus.holesky.yml
new file mode 100644
index 0000000..1486565
--- /dev/null
+++ b/ansible/group_vars/nimbus.holesky.yml
@@ -0,0 +1,122 @@
+---
+# Go-Ethereum ------------------------------------------------------------------
+
+geth_service_name: 'geth-{{ geth_network_name }}-{{ "%02d"|format(idx|int+1) }}'
+geth_service_path: '/docker/{{ geth_service_name }}'
+geth_network_name: 'holesky'
+geth_cont_name: '{{ geth_service_name }}-node'
+geth_cont_vol: '{{ geth_service_path }}/node'
+geth_sync_mode: 'full'
+geth_log_level_name: 'info'
+# Geth auth & JWT token
+geth_account_pass: '{{lookup("bitwarden", "nimbus/geth", field="password")}}'
+geth_authrpc_jwtsecret: '{{lookup("bitwarden", "nimbus/jwt-token")}}'
+# Memory settings
+geth_cont_mem_ratio: 0.2
+# Ports
+geth_rpc_enabled: true
+geth_websocket_enabled: true
+geth_rpc_addr:        '0.0.0.0'
+geth_authrpc_addr:    '0.0.0.0'
+geth_websocket_addr:  '0.0.0.0'
+geth_port:            '{{ 30303 + idx|int + 1 }}'
+geth_metrics_port:    '{{ 6060  + idx|int + 1 }}'
+geth_rpc_port:        '{{ 8545  + idx|int + 1 }}'
+geth_authrpc_port:    '{{ 8551  + idx|int + 1 }}'
+geth_websocket_port:  '{{ 9546  + idx|int + 1 }}'
+# Geth metrics¬
+geth_expo_service_name: '{{ geth_service_name }}'
+geth_expo_source_cont_name: '{{ geth_cont_name }}'
+geth_expo_source_data_path: '{{ geth_cont_vol }}/data'
+geth_expo_cont_port:  '{{ 9400 + (idx|int) + 1 }}'
+
+# Erigon -----------------------------------------------------------------------
+
+erigon_network_name: 'holesky'
+erigon_service_name: 'erigon-{{ erigon_network_name }}-{{ "%02d"|format(idx|int+1) }}'
+erigon_prune: 'hrtc' # TODO: Possibly wrong, verify.
+erigon_log_level: 'info'
+erigon_cont_mem_ratio: 0.15
+erigon_max_peers: 20
+erigon_miner_enabled: true
+erigon_mining_private_key: '{{lookup("bitwarden", "nimbus/wallet/testnets", field="private-key")}}'
+# Ports
+erigon_metrics_enabled: true
+erigon_rpc_addr: '0.0.0.0'
+erigon_authrpc_addr: '0.0.0.0'
+erigon_port:         '{{ 40303 + (idx|int) + 1 }}'
+erigon_metrics_port: '{{ 7060  + (idx|int) + 1 }}'
+erigon_rpc_port:     '{{ 9545  + (idx|int) + 1 }}'
+erigon_authrpc_port: '{{ 9551  + (idx|int) + 1 }}'
+erigon_authrpc_jwtsecret: '{{lookup("bitwarden", "nimbus/jwt-token")}}'
+
+# Nethermind -------------------------------------------------------------------
+
+nethermind_network_name: 'holesky'
+nethermind_service_name: 'nethermind-{{ nethermind_network_name }}-{{ "%02d"|format(idx|int+1) }}'
+nethermind_service_path: '/docker/{{ nethermind_service_name }}'
+nethermind_account_pass: '{{lookup("bitwarden", "nimbus/geth", field="password")}}'
+nethermind_authrpc_jwtsecret: '{{lookup("bitwarden", "nimbus/jwt-token")}}'
+nethermind_sync_mode: 'snap'
+nethermind_port:         '{{ 40303 + (idx|int) + 1 }}'
+nethermind_rpc_port:     '{{ 8645  + (idx|int) + 1 }}'
+nethermind_authrpc_port: '{{ 8651  + (idx|int) + 1 }}'
+nethermind_metrics_port: '{{ 6660  + (idx|int) + 1 }}'
+
+# Beacon Nodes -----------------------------------------------------------------
+
+beacon_node_service_name: 'beacon-node-{{ beacon_node_network }}-{{ node.branch }}-{{ "%02d"|format(idx|int+1) }}'
+beacon_node_network: 'holesky'
+beacon_node_repo_branch: '{{ node_name_to_branch_map.get(node.branch, node.branch) }}'
+# We map short names to branches to avoid too long service names.
+node_name_to_branch_map:
+  libp2p:  'nim-libp2p-auto-bump-unstable'
+  chronos: 'nim-chronos-auto-bump-unstable'
+# Builds
+beacon_node_build_frequency: 'daily'
+beacon_node_build_nim_flags: '-d:noSignalHandler {{ node.get("nim_flags", "") }}'
+# Monitoring
+beacon_node_validator_monitor_auto: true
+beacon_node_validator_monitor_details: >-
+  {{  (node.public_api is not defined or not node.public_api)
+  and (node.end is defined and (node.end - node.start) <= 64) }}
+# Execution layer Enginer API
+beacon_node_exec_layer_urls: ['http://localhost:{{ geth_authrpc_port }}']
+beacon_node_exec_layer_jwt_secret: '{{ geth_authrpc_jwtsecret | mandatory }}'
+# Suggests it to the Execution Layer client.
+beacon_node_suggested_fee_recipient: '{{lookup("bitwarden", "nimbus/wallet/testnets", field="address")}}'
+# Validators from nimbus-private repo¬
+beacon_node_dist_validators_enabled: '{{ node.start is defined and node.end is defined }}'
+beacon_node_dist_validators_start: '{{ node.get("vc", false) | ternary(0, node.start) | mandatory }}'
+beacon_node_dist_validators_end:   '{{ node.get("vc", false) | ternary(0, node.end)   | mandatory }}'
+# Ports
+beacon_node_discovery_port: '{{ 9000 + idx|int + 1 }}'
+beacon_node_listening_port: '{{ 9000 + idx|int + 1 }}'
+beacon_node_metrics_port:   '{{ 9200 + idx|int + 1 }}'
+beacon_node_rest_port:      '{{ 9300 + idx|int + 1 }}'
+beacon_node_rest_address:   '0.0.0.0'
+
+# Validator Client -------------------------------------------------------------
+
+validator_client_service_name: 'validator-client-{{ validator_client_network }}-{{ validator_client_build_repo_branch }}-{{ "%02d"|format(idx|int+1) }}'
+validator_client_service_enabled: '{{ node.get("vc", false) }}'
+validator_client_network: '{{ beacon_node_network }}'
+validator_client_log_level: 'INFO'
+validator_client_beacon_node_url: 'http://127.0.0.1:{{ beacon_node_rest_port }}'
+# Builds
+validator_client_build_repo_branch: '{{ beacon_node_repo_branch }}'
+validator_client_build_frequency: 'daily'
+# Ports
+validator_client_metrics_port:    '{{ 8108 + idx|int + 1 }}'
+validator_client_keymanager_port: '{{ 5052 + idx|int + 1 }}'
+# Suggests it to the Execution Layer client and the builder network.
+validator_client_suggested_fee_recipient: '{{lookup("bitwarden", "nimbus/wallet/testnets", field="address")}}'
+# Keymanager
+validator_client_keymanager_enabled: true
+validator_client_keymanager_token: '{{lookup("bitwarden", "nimbus/keymanager", field="token")}}'
+# Validators Distribution
+validator_client_dist_validators_enabled: '{{ node.start is defined and node.end is defined }}'
+validator_client_dist_validators_start: '{{ (not node.get("vc", false)) | ternary(0, node.start) | mandatory }}'
+validator_client_dist_validators_end:   '{{ (not node.get("vc", false)) | ternary(0, node.end)   | mandatory }}'
+
+# Fleet layout can be found in: ansible/vars/layout/holesky.yml
diff --git a/ansible/holesky.yml b/ansible/holesky.yml
new file mode 100644
index 0000000..2d4069a
--- /dev/null
+++ b/ansible/holesky.yml
@@ -0,0 +1,49 @@
+---
+- name: Verify Ansible versions
+  hosts: all
+  tags: always
+  become: false
+  run_once: true
+  gather_facts: false
+  tasks:
+    - local_action: command ./versioncheck.py
+      changed_when: false
+
+- name: Deploy Holesky linux hosts
+  become: true
+  serial: '{{ serial|default(1) }}'
+  hosts: nimbus-holesky-linux
+  # Temporary denser validator layout.
+  vars_files: layout/holesky_tmp.yml
+  roles:
+    - { role: swap-file,         tags: [ swap-file ]        }
+    - { role: open-ports,        tags: [ open-ports ]       }
+  tasks:
+    - include_role: name=infra-role-geth
+      when: node.el == "geth"
+      with_items: '{{ nodes_layout[hostname] }}'
+      loop_control: { loop_var: node, index_var: idx }
+
+    - include_role: name=infra-role-geth-exporter
+      when: node.el == "geth"
+      with_items: '{{ nodes_layout[hostname] }}'
+      loop_control: { loop_var: node, index_var: idx }
+
+    - include_role: name=infra-role-erigon
+      when: node.el == "erigon"
+      with_items: '{{ nodes_layout[hostname] }}'
+      loop_control: { loop_var: node, index_var: idx }
+
+    - include_role: name=infra-role-nethermind
+      when: node.el == "nethermind"
+      with_items: '{{ nodes_layout[hostname] }}'
+      loop_control: { loop_var: node, index_var: idx }
+
+    - include_role: name=infra-role-beacon-node-linux
+      with_items: '{{ nodes_layout[hostname] }}'
+      loop_control: { loop_var: node, index_var: idx }
+
+    - include_role: name=infra-role-validator-client
+      with_items: '{{ nodes_layout[hostname] }}'
+      when: validator_client_service_enabled
+      loop_control: { loop_var: node, index_var: idx }
diff --git a/ansible/vars/layout/holesky.yml b/ansible/vars/layout/holesky.yml
new file mode 100644
index 0000000..2f25480
--- /dev/null
+++ b/ansible/vars/layout/holesky.yml
@@ -0,0 +1,184 @@
+---
+nodes_layout:
+  # Geth -------------------------------------------------------------------------
+  'linux-01.ih-eu-mda1.nimbus.holesky': # 0 each
+    - { branch: 'stable',                             el: 'geth',      vc: true  }
+    - { branch: 'testing',                            el: 'geth',      vc: false }
+    - { branch: 'unstable',                           el: 'geth',      vc: false }
+    - { branch: 'libp2p',                             el: 'geth',      vc: false }
+
+  'linux-02.ih-eu-mda1.nimbus.holesky': # 1 each
+    - { branch: 'stable',   start:     0, end:     1, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:     1, end:     2, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:     2, end:     3, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:     3, end:     4, el: 'geth',      vc: false }
+
+  'linux-03.ih-eu-mda1.nimbus.holesky': # 5 each
+    - { branch: 'stable',   start:     4, end:     9, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:     9, end:    14, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:    14, end:    19, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:    19, end:    24, el: 'geth',      vc: false }
+
+  'linux-04.ih-eu-mda1.nimbus.holesky': # 14 each
+    - { branch: 'stable',   start:    24, end:    38, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:    38, end:    52, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:    52, end:    66, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:    66, end:    80, el: 'geth',      vc: false }
+
+  'linux-05.ih-eu-mda1.nimbus.holesky': # 20 each
+    - { branch: 'stable',   start:    80, end:   100, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:   100, end:   120, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:   120, end:   140, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:   140, end:   160, el: 'geth',      vc: false }
+
+  'linux-06.ih-eu-mda1.nimbus.holesky': # 110 each
+    - { branch: 'stable',   start:   160, end:   270, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:   270, end:   380, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:   380, end:   490, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:   490, end:   600, el: 'geth',      vc: false }
+
+  'linux-07.ih-eu-mda1.nimbus.holesky': # 400 each
+    - { branch: 'stable',   start:   600, end:  1000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:  1000, end:  1400, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:  1400, end:  1800, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:  1800, end:  2200, el: 'geth',      vc: false }
+
+  'linux-08.ih-eu-mda1.nimbus.holesky': # 700 each
+    - { branch: 'stable',   start:  2200, end:  2900, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:  2900, end:  3600, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:  3600, end:  4300, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:  4300, end:  5000, el: 'geth',      vc: false }
+
+  'linux-09.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start:  5000, end:  7000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:  7000, end:  9000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:  9000, end: 11000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 11000, end: 13000, el: 'geth',      vc: false }
+
+  'linux-10.ih-eu-mda1.nimbus.holesky': # 5000 each
+    - { branch: 'stable',   start: 13000, end: 18000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 18000, end: 23000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 23000, end: 28000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 28000, end: 33000, el: 'geth',      vc: false }
+
+  # Erigon ------------------------------------------------------------------------
+  'linux-11.ih-eu-mda1.nimbus.holesky': # 0 each
+    - { branch: 'stable',                             el: 'erigon',     vc: false }
+    - { branch: 'testing',                            el: 'erigon',     vc: true  }
+    - { branch: 'unstable',                           el: 'erigon',     vc: false }
+    - { branch: 'libp2p',                             el: 'erigon',     vc: false }
+
+  'linux-12.ih-eu-mda1.nimbus.holesky': # 1 each
+    - { branch: 'stable',   start: 33000, end: 33001, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 33001, end: 33002, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 33002, end: 33003, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 33003, end: 33004, el: 'erigon',     vc: false }
+
+  'linux-13.ih-eu-mda1.nimbus.holesky': # 5 each
+    - { branch: 'stable',   start: 33004, end: 33009, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 33009, end: 33014, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 33014, end: 33019, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 33019, end: 33024, el: 'erigon',     vc: false }
+
+  'linux-14.ih-eu-mda1.nimbus.holesky': # 14 each
+    - { branch: 'stable',   start: 33024, end: 33038, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 33038, end: 33052, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 33052, end: 33066, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 33066, end: 33080, el: 'erigon',     vc: false }
+
+  'linux-15.ih-eu-mda1.nimbus.holesky': # 20 each
+    - { branch: 'stable',   start: 33080, end: 33100, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 33100, end: 33120, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 33120, end: 33140, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 33140, end: 33160, el: 'erigon',     vc: false }
+
+  'linux-16.ih-eu-mda1.nimbus.holesky': # 110 each
+    - { branch: 'stable',   start: 33160, end: 33270, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 33270, end: 33380, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 33380, end: 33490, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 33490, end: 33600, el: 'erigon',     vc: false }
+
+  'linux-17.ih-eu-mda1.nimbus.holesky': # 400 each
+    - { branch: 'stable',   start: 33600, end: 34000, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 34000, end: 34400, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 34400, end: 34800, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 34800, end: 35200, el: 'erigon',     vc: false }
+
+  'linux-18.ih-eu-mda1.nimbus.holesky': # 700 each
+    - { branch: 'stable',   start: 35200, end: 35900, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 35900, end: 36600, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 36600, end: 37300, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 37300, end: 38000, el: 'erigon',     vc: false }
+
+  'linux-19.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 38000, end: 40000, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 40000, end: 42000, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 42000, end: 44000, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 44000, end: 46000, el: 'erigon',     vc: false }
+
+  'linux-20.ih-eu-mda1.nimbus.holesky': # 5000 each
+    - { branch: 'stable',   start: 46000, end: 51000, el: 'erigon',     vc: false }
+    - { branch: 'testing',  start: 51000, end: 56000, el: 'erigon',     vc: true  }
+    - { branch: 'unstable', start: 56000, end: 61000, el: 'erigon',     vc: false }
+    - { branch: 'libp2p',   start: 61000, end: 66000, el: 'erigon',     vc: false }
+
+  # Nethermind ---------------------------------------------------------------------
+  'linux-21.ih-eu-mda1.nimbus.holesky': # 0 each
+    - { branch: 'stable',                             el: 'nethermind', vc: false }
+    - { branch: 'testing',                            el: 'nethermind', vc: false }
+    - { branch: 'unstable',                           el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',                             el: 'nethermind', vc: false }
+
+  'linux-22.ih-eu-mda1.nimbus.holesky': # 1 each
+    - { branch: 'stable',   start: 66000, end: 66001, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 66001, end: 66002, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 66002, end: 66003, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 66003, end: 66004, el: 'nethermind', vc: false }
+
+  'linux-23.ih-eu-mda1.nimbus.holesky': # 5 each
+    - { branch: 'stable',   start: 66004, end: 66009, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 66009, end: 66014, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 66014, end: 66019, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 66019, end: 66024, el: 'nethermind', vc: false }
+
+  'linux-24.ih-eu-mda1.nimbus.holesky': # 14 each
+    - { branch: 'stable',   start: 66024, end: 66038, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 66038, end: 66052, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 66052, end: 66066, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 66066, end: 66080, el: 'nethermind', vc: false }
+
+  'linux-25.ih-eu-mda1.nimbus.holesky': # 20 each
+    - { branch: 'stable',   start: 66080, end: 66100, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 66100, end: 66120, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 66120, end: 66140, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 66140, end: 66160, el: 'nethermind', vc: false }
+
+  'linux-26.ih-eu-mda1.nimbus.holesky': # 110 each
+    - { branch: 'stable',   start: 66160, end: 66270, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 66270, end: 66380, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 66380, end: 66490, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 66490, end: 66600, el: 'nethermind', vc: false }
+
+  'linux-27.ih-eu-mda1.nimbus.holesky': # 400 each
+    - { branch: 'stable',   start: 66600, end: 67000, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 67000, end: 67400, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 67400, end: 67800, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 67800, end: 68200, el: 'nethermind', vc: false }
+
+  'linux-28.ih-eu-mda1.nimbus.holesky': # 700 each
+    - { branch: 'stable',   start: 68200, end: 68900, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 68900, end: 69600, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 69600, end: 70300, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 70300, end: 71000, el: 'nethermind', vc: false }
+
+  'linux-29.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 71000, end: 73000, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 73000, end: 75000, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 75000, end: 77000, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 77000, end: 79000, el: 'nethermind', vc: false }
+
+  'linux-30.ih-eu-mda1.nimbus.holesky': # 5000 each
+    - { branch: 'stable',   start: 79000, end: 84000, el: 'nethermind', vc: false }
+    - { branch: 'testing',  start: 84000, end: 89000, el: 'nethermind', vc: false }
+    - { branch: 'unstable', start: 89000, end: 94000, el: 'nethermind', vc: true  }
+    - { branch: 'libp2p',   start: 94000, end:100000, el: 'nethermind', vc: false }
diff --git a/ansible/vars/layout/holesky_tmp.yml b/ansible/vars/layout/holesky_tmp.yml
new file mode 100644
index 0000000..cfeabf2
--- /dev/null
+++ b/ansible/vars/layout/holesky_tmp.yml
@@ -0,0 +1,94 @@
+---
+# Temporary setup caused by lower number of hosts being provisioned.
+nodes_layout:
+  # Geth -------------------------------------------------------------------------
+  'linux-01.ih-eu-mda1.nimbus.holesky': # 0 each
+    - { branch: 'stable',                             el: 'geth',      vc: true  }
+    - { branch: 'testing',                            el: 'geth',      vc: false }
+    - { branch: 'unstable',                           el: 'geth',      vc: false }
+    - { branch: 'libp2p',                             el: 'geth',      vc: false }
+
+  'linux-02.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start:     0, end:  2000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start:  2000, end:  4000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start:  4000, end:  6000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start:  6000, end:  8000, el: 'geth',      vc: false }
+
+  'linux-03.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start:  8000, end: 10000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 10000, end: 12000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 12000, end: 14000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 14000, end: 16000, el: 'geth',      vc: false }
+
+  'linux-04.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 16000, end: 18000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 18000, end: 20000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 20000, end: 22000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 22000, end: 24000, el: 'geth',      vc: false }
+
+  'linux-05.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 24000, end: 26000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 26000, end: 28000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 28000, end: 30000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 30000, end: 32000, el: 'geth',      vc: false }
+
+  'linux-06.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 32000, end: 34000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 34000, end: 36000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 36000, end: 38000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 38000, end: 40000, el: 'geth',      vc: false }
+
+  'linux-07.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 40000, end: 42000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 42000, end: 44000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 44000, end: 46000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 46000, end: 48000, el: 'geth',      vc: false }
+
+  'linux-08.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 48000, end: 50000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 50000, end: 52000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 52000, end: 54000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 54000, end: 56000, el: 'geth',      vc: false }
+
+  'linux-09.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 56000, end: 58000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 58000, end: 60000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 60000, end: 62000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 62000, end: 64000, el: 'geth',      vc: false }
+
+  'linux-10.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 64000, end: 66000, el: 'geth',      vc: true  }
+    - { branch: 'testing',  start: 66000, end: 68000, el: 'geth',      vc: false }
+    - { branch: 'unstable', start: 68000, end: 70000, el: 'geth',      vc: false }
+    - { branch: 'libp2p',   start: 70000, end: 72000, el: 'geth',      vc: false }
+
+  # Erigon -----------------------------------------------------------------------
+  'linux-11.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 72000, end: 74000, el: 'erigon',    vc: false }
+    - { branch: 'testing',  start: 74000, end: 76000, el: 'erigon',    vc: true  }
+    - { branch: 'unstable', start: 76000, end: 78000, el: 'erigon',    vc: false }
+    - { branch: 'libp2p',   start: 78000, end: 80000, el: 'erigon',    vc: false }
+
+  'linux-12.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 80000, end: 82000, el: 'erigon',    vc: false }
+    - { branch: 'testing',  start: 82000, end: 84000, el: 'erigon',    vc: true  }
+    - { branch: 'unstable', start: 84000, end: 86000, el: 'erigon',    vc: false }
+    - { branch: 'libp2p',   start: 86000, end: 88000, el: 'erigon',    vc: false }
+
+  'linux-13.ih-eu-mda1.nimbus.holesky': # 2000 each
+    - { branch: 'stable',   start: 88000, end: 90000, el: 'erigon',    vc: false }
+    - { branch: 'testing',  start: 90000, end: 92000, el: 'erigon',    vc: true  }
+    - { branch: 'unstable', start: 92000, end: 94000, el: 'erigon',    vc: false }
+    - { branch: 'libp2p',   start: 94000, end: 96000, el: 'erigon',    vc: false }
+
+  'linux-14.ih-eu-mda1.nimbus.holesky': # 1000 each
+    - { branch: 'stable',   start: 96000, end: 97000, el: 'erigon',    vc: false }
+    - { branch: 'testing',  start: 97000, end: 98000, el: 'erigon',    vc: true  }
+    - { branch: 'unstable', start: 98000, end: 99000, el: 'erigon',    vc: false }
+    - { branch: 'libp2p',   start: 99000, end:100000, el: 'erigon',    vc: false }
+
+  'linux-15.ih-eu-mda1.nimbus.holesky': # 0 each
+    - { branch: 'stable',                             el: 'erigon',    vc: false }
+    - { branch: 'testing',                            el: 'erigon',    vc: true  }
+    - { branch: 'unstable',                           el: 'erigon',    vc: false }
+    - { branch: 'libp2p',                             el: 'erigon',    vc: false }