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Date:      Thu, 18 Mar 2021 17:01:54 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 254366] Severe IPv6 TCP transfer issues on 13.0-RC2 with virtio network adapter
Message-ID:  <bug-254366-227-sE0MdfvNik@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-254366-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-254366-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D254366

Aleksandr Fedorov <afedorov@FreeBSD.org> changed:

           What    |Removed                     |Added
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                 CC|                            |afedorov@FreeBSD.org

--- Comment #5 from Aleksandr Fedorov <afedorov@FreeBSD.org> ---
>After building a few kernels it is the following commit causing the issue:=
 475a60aec7e if_vtnet: Misc Tx path cleanup

Did you just remove this commit, or rolled back the branch to the commit be=
fore
475a60aec7e?

I tried to reproduce this bug with bhyve - no success.

FreeBSD-13-RC1 <-> FreeBSD-13-RC1 - 10-20 Gbit/s.
FreeBSD-13-Rc1 <-> Ubuntu - 10-20 Gbit/s.

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