Hi, alright, I'll look it up.
Thanks for your help. Kind regards, Stefan. Am 17.08.2015 um 16:21 schrieb Mcnamara, John: >> -----Original Message----- >> From: Stefan Binna [mailto:stefan.binna at salzburgresearch.at] >> Sent: Monday, August 17, 2015 1:48 AM >> To: Mcnamara, John; dev at dpdk.org >> Subject: Re: [dpdk-dev] ieee1588fwd.c implementation >> >> Hi, >> >> I'm using the Intel NIC 82547L. >> Furthermore I'm using DPDK-2.0.0, the last stable download from the >> official homepage. >> >> Is there any method to "measure" the time the NIC takes to process the >> packet from the input port (e.g. port 0) to the output port (port 1)? >> Should be around 8 to 40 microseconds depending on the packet size? > > Hi Stefan, > > The RX/TX callbacks sample application looks closer to what you are looking > for: > > "The RX/TX Callbacks sample application is a packet forwarding application > that demonstrates the use of user defined callbacks on received and > transmitted > packets. The application performs a simple latency check, using callbacks, > to determine the time packets spend within the application". > > http://dpdk.org/doc/guides/sample_app_ug/rxtx_callbacks.html > > http://dpdk.org/browse/dpdk/tree/examples/rxtx_callbacks/main.c > > John.
