Packet loss into KVM virtual machine, drops in "tun_net_xmit"
Issue
- Packet loss into KVM virtual machine, drops in "tun_net_xmit"
- Traffic inside the VM reports loss of data or in-application sequence numbers, most commonly seen with UDP traffic
- Running
dropwatchon a KVM hypervisor host shows the drops are in thetun_net_xmitfunction
Environment
- Red Hat Enterprise Linux
- KVM virtualization
dropwatch- Unreliable transport protocol such as UDP (User Datagram Protocol)
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