I think that fly.io is still using firecracker for their microvm offering, although qemu has a similar machine type implemented. Having worked on firecracker and with firecracker, it does a good job in the networking…
My guess is that there's a bridge between the NIC and the VM though which they're imposing the limits. Could be OVS with DPDK support, for example.
I think that fly.io is still using firecracker for their microvm offering, although qemu has a similar machine type implemented. Having worked on firecracker and with firecracker, it does a good job in the networking…
My guess is that there's a bridge between the NIC and the VM though which they're imposing the limits. Could be OVS with DPDK support, for example.