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  1. e1000 driver hang

    It seems that certain kind of traffic triggers this issue. Once it's triggered, it'll continue to bother you until you restart the box. Now I have no idea what causes it specifically, but I am pretty sure that it requires some certain kind of packets to be triggered. Some of my machines seem to...
  2. e1000 driver hang

    Yes, for example disabling VLAN offload is required only if VLANs are used. It makes sense for the other features as well: if you're never getting UDP, a UDP offload won't trigger the bug in your card But then again if you're not using VLANs, there's very little sense in keeping the offload on...
  3. e1000 driver hang

    Yeah, most probably there are some certain offloads that need to be disabled and others can be left on. However, I don't want to debug it further on a production server myself and the CPU load increase from having no offloading at all even when utilizing 1Gbps 100% is neglible (at least on my...
  4. e1000 driver hang

    To those who are unable to fix this with ethool: I relized that there's a VLAN offload feature in NICs and if you have VLANs on your host, this offlload can cause the issue to happen as well. To disable all offloading on the NIC, the following command can be used: ethtool -K eno1 gso off gro...
  5. e1000 driver hang

    This has been fixed by patch https://patchwork.ozlabs.org/patch/1211740/ in kernel version 5.4.18 https://lwn.net/Articles/811637/

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