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Move dpdk #112

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MatthewKhouzam
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adel-belkhiri and others added 5 commits October 15, 2024 17:35
Introduces packet throughput analysis for DPDK applications
using the ethdev library. The analysis calculates packet throughput in
both bits per second (bps) and packets per second (pps) for transmitted
and received Ethernet traffic on a per-queue basis.

Note that the calculation of throughput in bps requires the existence of
custom profiling events in the trace

Signed-off-by: Adel Belkhiri <adel.belkhiri@gmail.com>
PMD threads continuously poll NIC queues, leading to constant 100% CPU usage.
This analysis provides a rough estimation of how busy PMD threads are with
actual work, by comparing the times they successfully retrieve packets from the
NIC queue versus the times they are merely spinning without processing any
packets.

Signed-off-by: Adel Belkhiri <adel.belkhiri@gmail.com>
Introduce packet distribution analysis for PMD threads based on ethdev library.
This analysis computes the distribution of packets retrieved in a single
rte_eth_rx_burst() call, on a per-queue basis.

Signed-off-by: Adel Belkhiri <adel.belkhiri@gmail.com>
Introduce packet distribution statistics analysis for PMD threads in the ethdev
library. This analysis calculates various statistics related to the
distribution of packets retrieved in a single rte_eth_rx_burst() call, on a
per-thread and per-queue basis. The computed statistics include the minimum,
maximum, average number of packets retrieved, as well as the standard deviation.

Signed-off-by: Adel Belkhiri <adel.belkhiri@gmail.com>
Signed-off-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Change-Id: Ifcc9f9c270c07417fe19904f68398c01cefe7450
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2 participants