Network packet processing delay

Y

yaro137

How would I find the time where a TCP packet is received by the network adapter and processed by the adapter before being processed by CPU? I have a client complaining about delays in packet processing and it seems this is caused somewhere at the system end rather than on the network. I was thinking maybe procmon could help reviewing the whole path although not sure if it can tell me for example how long a given packet is being kept in the NICs buffer before moving further.
yaro

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