DequeuePackets returns no packets

App & System Services Drivers
ThangarajS OP
Created May ’22
Replies 2
Boosts 0
Views 789
Participants 2

All dequed packets from sumbmission queues are enqued properly to completion queue after posting to stack.

But After running heavy traffic (running iperf -b 1000m) for few times, dequeue fails and always return 0. When I check error code with dequeuePacket API it gets error 2e7. (which is underrun error)

Why dequeue fails?

Replies  2
Boosts  0
Views  789
Participants  2
OP
Apple
Jun ’22

Hi, have you submitted a feedback request via the Feedback Assistant with a sysdiagnose after encountering this error?

0
ThangarajS OP
Jun ’22

Yes, I have submitted a feedback request, Did not get any response on that

0
DequeuePackets returns no packets
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