> Thanks, now I tried it (the Patchset 2 variant) but it seems to behave > like before, the delay is sitll happening.
Hmm thanks ☹ Can you try to export "MLX5_SHUT_UP_BF=1" in your environment before starting VPP (ie, VPP environment must contain this)? This should disable the "BlueFlame" mechanism in Mellanox NIC. Otherwise I'll need to take a deeper look. Best ben
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