[Bug 234550] Performance regression in em(4) driver with bridge/tap and used with bhyve

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Mon Sep 28 01:03:39 UTC 2020


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=234550

--- Comment #3 from Jason Tubnor <jason at tubnor.net> ---
Created attachment 218374
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=218374&action=edit
ifconfig parent, vlan and bridges

Attached is the output.  LRO isn't stripped from the parent when it or a vlan
is added to a bridge.  I have forced -lro at boot to ensure traffic isn't
impacted ongoing.  The included sample will show that vlanhwtag is now enabled.

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