The Kleomedes team self-hosts our nodes inside a private datacenter with redundancies to protect against internet or power outages. A detailed list of specifications that does not compromise our security can be found below:
All our nodes are hosted in Naples, Italy.
- Primary: Fiber Connection: 2.5Gbit Download / 1Gbit Upload
- Back Up: 2Gbit / 500Mbits 5g connection w/NR7101 outdoor router (rated to withstand hurricanes)
- Automatic switching between WAN with 30 seconds downtime
- Wireguard VPN to ensure a private and smooth connection with external signer
- Standalone External CentOS7 with Shorewall
- 4 independent LAN networks with different permissions based on the applications running (es. DMZ, no external access, etc.)
- Software internal firewall with IPtables on every validator.
- Primary: 1x 2000VA UPS per validator.
- Back Up: Diesel generator in case of prolonged blackout
- 3 unique backup locations: private datacenter, OneProvider, Google Drive
- Can deploy backup node safely in less than 15 minutes
- Raid 1 Samsung 970 EVO Plus
- Ryzen 5700X / 5800X / 5950x
- ECC 64GB RAM
- ZFS with hierarchical checksumming of all data and metadata, ensuring that the entire storage system can be verified on use, and confirmed to be correctly stored, or remedied if corrupt.
- Key Management: TMKMS (Tendermint Key Management Service)
- Monitoring and Alerting: Tenderduty by blockpane with dedicated RPC nodes and customized Grafana alertmanager based on validator metrics