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Limitations

As with any other container runtime, vNode has some limitations:

  • No support for cgroups v1 & Linux version below 6.1
  • Currently only supports containerd as container runtime
    • Requires containerd version 1.7 or 2.0
  • Doesn't support installing drivers or ebpf programs within a vNode
  • Doesn't support running an NFS server within a vNode
  • Restarting the vNode runtime currently restarts all vNodes and their workloads
  • mknod is not supported within a vNode
  • Nested usernamespaces are not supported
  • Host device access show up as nobody:nogroup and need read/write permissions for non owners