Infrastructure

Infrastructure Management That Doesn’t Stop at Creating a VM

Provisioning and IP allocation, distributed storage, networking between sites, snapshots, rescue and the recovery path after a host fails — in one panel, with one set of permissions and one operation log. Nodekeeper does not replace your hypervisor or reinvent distributed storage; it connects the work around them.

On this page: Virtualization · Storage · Networking · Recovery · Hosts & databases · Plans

Manage KVM, ESXi and Proxmox Workflows from One Place From Pro

KVM / ESXi / PVE management: install an operating system, allocate an IP, open a console, take snapshots, power on and off, back up and restore. The backends are not identical, so the table lists what has been verified for each one.

Verified capabilities per virtualization backend
WorkflowKVMProxmox VEVMware ESXi
Automatic OS installWindows (18 versions on x86_64, 6 on aarch64), Linux (23 distributions on x86_64, 13 on aarch64), custom ISOReinstall verified (LXC containers)One-click provisioning, unattended Windows install, EFI network boot
IP allocation—IP poolIP guard
Web console✓✓✓
Snapshots✓✓ (multi-disk group snapshots for HA VMs on distributed storage)✓
Rescue system✓✓✓
Port forwarding, traffic limits✓——
PassthroughGPU / diskGPU / USB / diskGPU / disk (RDM) / USB
System disk on distributed storage From Business✓✓✓ (NVMe/TCP)
High-availability failover From Business✓✓ (VMs)not supported

— = not in the verified list for that backend yet; ask us before relying on it. The rescue system boots into memory and never wipes the customer disk; cloud PCs have their own rescue system.

Limits and prerequisites
  • Nodekeeper manages the hypervisor; it does not include its licence. ESXi, Proxmox VE and guest operating-system licences are yours.
  • Nodekeeper itself also runs natively on ESXi 7, 8 and 9 as a VIB package — a dedicated port, not “any Linux program runs on ESXi”.
  • Reinstalling a server from a DD disk image is available on every plan Free included.

Read more: Virtualization · VM docs

Distributed storage, deployed and managed with the workloads that use it From Business

Distributed storage deployment and management uses container-based orchestration; new clusters start on version 20.2.4. The same panel then puts that storage to work — VM disks, office PC system disks, website storage and members’ own storage.

Cluster lifecycle

  • Deploy, add disks and hosts
  • Disk groups by label
  • Orchestrated upgrades (19.2.6 → 20.2.4 tested)
  • Stretch mode: two rooms plus an arbiter, tested

Data services

  • Block and file storage with quotas and permissions
  • S3 object storage
  • Multiple active metadata servers
  • NVMe-oF/TCP gateway

Protection

  • Replicas or erasure coding: 2+1, 2+2, 4+2, 8+3
  • Manual and scheduled snapshots (hourly / daily, with retention; off by default)
  • Rollback confirmed with 2FA

Capacity

  • Thin-provisioned disks
  • Per-owner quota: warning, 24-hour grace, then stop
  • Storage pool expansion by adding disks or hosts
Limits and prerequisites
  • Distributed storage and cloud PCs are new in release 81fce3de6 (2026-11-03).
  • The admin node is a single point for control-plane operations; the data plane keeps running without it.
  • Failover between two NVMe-oF gateways has not been tested yet.
  • Snapshots are crash-consistent recovery points inside the cluster, not an independent backup. Replicas protect against disk loss, not against deletion.

Where the storage is used: office PCs that boot from distributed storage · tour: shared base image and capacity · Storage

Networking between hosts and sites

Cross-site mesh (own protocol) From Personal

An encrypted underlay built on the Noise framework (Nodekeeper’s own implementation) carries BGP EVPN and VXLAN between your nodes, with relays, IPv6 and DHCP. VMs keep their addresses when they move between hosts.

Limits and prerequisites
  • The overlay is one flat Layer-2 segment: every member can reach every port. There are no per-segment access rules inside it — use host firewalls.
  • The protocol has not had a third-party cryptographic audit.
  • The mesh client for remote staff starts at Pro.

Forwarding and firewall All plans, including Free

iptables / frp / SSH forwarding and the system firewall are managed centrally, so published ports and access paths are kept in one list instead of scattered config files. HAProxy and nginx reverse proxies are in Free as well.

Read more: Networking · Firewall docs · Reverse proxy docs

Recovery after a host failure From Business

Detect → confirm it is safe to take over → fence the old host → choose a healthy host → attach storage → start → check the service. VM HA restarts supported VMs (KVM, PVE) on another host with the same IP and MAC; measured 65 s (PVE) to about 4–8.5 min (KVM) in tests.

VM hosts

Cold restart elsewhere with fencing so two copies never write the same disk. Confirm mode or automatic mode; simultaneous failures pause instead of acting.

Windows iSCSI site node

No automatic takeover yet. If the site node that serves iSCSI to Windows office PCs fails, those PCs lose their disk until it is back or replaced.

Office PC hardware

The user’s cloud PC can be started on another compatible PC after the old one is fenced. Unsaved work on the failed PC is lost.

Limits and prerequisites
  • Not live migration: memory contents are lost; data already on disk is kept.
  • Covers KVM and Proxmox VE VMs on Nodekeeper-managed distributed storage. Not ESXi, LXC, Proxmox corosync clusters, hyperconverged hosts, LAN-pool or NAT VMs.
  • Re-pointing CDN or port-forwarding entries on other nodes is not part of the tested flow.

Tour: automatic VM recovery, with timelines · High availability

Hosts and databases

Multi-host web terminal and system services All plans, including Free

Join nodes to one panel, open a terminal on any host you are authorised for, and start, stop or inspect systemd services without switching tools. Each node runs Nodekeeper under its own licence.

Database replication From Business

Set up and watch primary/replica pairs for MySQL, PostgreSQL and MongoDB from the same panel that runs the database instances.

Already using Proxmox VE or ESXi?

Nodekeeper is not asking you to compare hypervisors feature by feature. It focuses on connecting the work around them: system provisioning, IP allocation, hosting services, storage, networking and recovery. The useful comparison is the complete task you need to finish — and which manual steps remain in your actual environment.

Which plan includes what

Infrastructure capabilities by lowest plan
From planInfrastructure capabilities
FreeMulti-host web terminal, system services, iptables / frp / SSH forwarding, system firewall, HAProxy, DD-image reinstall
PersonalMesh networking between nodes
ProKVM / Proxmox VE / ESXi management, mesh client for remote staff
BusinessDistributed storage deployment and management, snapshots, VM HA, cloud PCs, database replication, sync groups
EnterpriseSame software capabilities as Business; terms agreed with sales

Licensed per node — per machine that runs Nodekeeper. How distributed storage hosts and site nodes are counted for a cluster: ask us.

The trial is a monthly subscription whose first month is $0: card required, once per account, cancel before day 30 and you are not charged. It covers up to 3 nodes; for a larger cluster, talk to us first.

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