tso gso offloading performance

  1. S

    VM network interruptions (TX dropped on tap interface)

    Hello, I am observing recurring network interruptions on one of my VMs. Monitoring shows packet loss spikes up to 70–80% as well as high round-trip time outliers. An interesting observation is that the problem only appears after 3–4 days of VM uptime. Other VMs on the same host are not...
  2. L

    Should I turn off TSO and GSO on vmbr0?

    In Proxmox 5.1-41, after switching a Windows 2012 VM's Network Device from E1000 to VirtIO (and installing the latest stable VirtIO drivers), I've had users of physical workstations (that use a client/server application hosted by this virtual machine) say that application performance has been...