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diff --git a/test_spec/vswitchperf_ltd.md b/test_spec/vswitchperf_ltd.md index 7fbd2cc2..66f19740 100644 --- a/test_spec/vswitchperf_ltd.md +++ b/test_spec/vswitchperf_ltd.md @@ -938,6 +938,48 @@ The following represents possible deployments which can help to determine the pe - Physical → Virtual Switch → Physical. <br/> ---- +<a name="ScalabilityTests"></a> +####2.3.3 Scalability tests + + The general aim of these tests is to understand the impact of large flow table size and flow lookups on throughput. + + The following list is not exhaustive but should indicate the type of tests that should be required. It is expected that more will be added. + +<br/> + - #####Test ID: LTD.Scalability.RFC2544.0PacketLoss + + **Title**: RFC 2544 0% loss Scalability throughput test + + **Prerequisite Test**: + + **Priority**: + + **Description**: + + The aim of this test is to measure how throughput changes as the number of flows in the DUT increases. + + For each frame size previously defined under [Default Test Parameters](#DefaultParams) and for each of the following number of flows: + + - 1,000 + - 2,000 + - 2,000 + - 4,000 + - 8,000 + - 16,000 + - 32,000 + - 64,000 + + The maximum 0% packet loss throughput should be determined in a manner identical to LTD.Throughput.RFC2544.PacketLossRatio. + + **Expected Result**: + + **Metrics Collected**: + + The following are the metrics collected for this test: + + - The maximum number of frames per second that can be forwarded at the specified number of flows and the specified frame size, with zero packet loss. +<br/> +---- [RFC1242]:(http://www.ietf.org/rfc/rfc1242.txt) [RFC2544]:(http://www.ietf.org/rfc/rfc2544.txt) [RFC2885]:(http://www.ietf.org/rfc/rfc2885.txt) |