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authorTibor Frank <tifrank@cisco.com>2019-02-05 10:20:41 +0100
committerTibor Frank <tifrank@cisco.com>2019-02-05 13:30:25 +0000
commit124101d22151239b0411a73ae4d2bf8d70970937 (patch)
tree3910b6e04d4737cbfc3295a25f86e7aaa3050d6a /docs/report/introduction/methodology_data_plane_throughput.rst
parenta221ffe6144eb0f372521fbbc828b8a225af12cd (diff)
CSIT-1420: Split methodology section to more files
Change-Id: I861e578434abdf72244d684fca8cfd66e1db9c28 Signed-off-by: Tibor Frank <tifrank@cisco.com>
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+Data Plane Throughput
+---------------------
+
+Network data plane packet and bandwidth throughput are measured in
+accordance with :rfc:`2544`, using FD.io CSIT Multiple Loss Ratio search
+(MLRsearch), an optimized throughput search algorithm, that measures
+SUT/DUT packet throughput rates at different Packet Loss Ratio (PLR)
+values.
+
+Following MLRsearch values are measured across a range of L2 frame sizes
+and reported:
+
+- NON DROP RATE (NDR): packet and bandwidth throughput at PLR=0%.
+
+ - **Aggregate packet rate**: NDR_LOWER <bi-directional packet rate>
+ pps.
+ - **Aggregate bandwidth rate**: NDR_LOWER <bi-directional bandwidth
+ rate> Gbps.
+
+- PARTIAL DROP RATE (PDR): packet and bandwidth throughput at PLR=0.5%.
+
+ - **Aggregate packet rate**: PDR_LOWER <bi-directional packet rate>
+ pps.
+ - **Aggregate bandwidth rate**: PDR_LOWER <bi-directional bandwidth
+ rate> Gbps.
+
+NDR and PDR are measured for the following L2 frame sizes (untagged
+Ethernet):
+
+- IPv4 payload: 64B, IMIX (28x64B, 16x570B, 4x1518B), 1518B, 9000B.
+- IPv6 payload: 78B, IMIX (28x78B, 16x570B, 4x1518B), 1518B, 9000B.
+
+All rates are reported from external Traffic Generator perspective.