From fc4cbadb0a76dbe22d768b84ce053264e1d4067a Mon Sep 17 00:00:00 2001 From: DanielMartinBuckley Date: Fri, 29 Jun 2018 13:19:57 +0100 Subject: Update PROX_NSB_DEVGUIDE for F Release Contains Updates :- New Description of Grafana output New Description of ProxDuration Runner Update Description of Openstack Network Change-Id: I861bb7eab4aeed207c0151be6766c48c5f10c6ef Signed-off-by: Daniel Martin Buckley --- .../developer/devguide/devguide_nsb_prox.rst | 143 +++++++++++++++++---- .../developer/devguide/images/PROX_Grafana_1.png | Bin 0 -> 98429 bytes .../developer/devguide/images/PROX_Grafana_2.png | Bin 0 -> 61661 bytes .../developer/devguide/images/PROX_Grafana_3.png | Bin 0 -> 24975 bytes .../developer/devguide/images/PROX_Grafana_4.png | Bin 0 -> 67328 bytes .../devguide/images/PROX_Test_BM_Script.png | Bin 76705 -> 86549 bytes .../devguide/images/PROX_Test_HEAT_Script.png | Bin 90040 -> 0 bytes .../devguide/images/PROX_Test_HEAT_Script1.png | Bin 0 -> 87627 bytes .../devguide/images/PROX_Test_HEAT_Script2.png | Bin 0 -> 85248 bytes docs/testing/developer/devguide/index.rst | 1 + 10 files changed, 119 insertions(+), 25 deletions(-) create mode 100644 docs/testing/developer/devguide/images/PROX_Grafana_1.png create mode 100644 docs/testing/developer/devguide/images/PROX_Grafana_2.png create mode 100644 docs/testing/developer/devguide/images/PROX_Grafana_3.png create mode 100644 docs/testing/developer/devguide/images/PROX_Grafana_4.png delete mode 100644 docs/testing/developer/devguide/images/PROX_Test_HEAT_Script.png create mode 100644 docs/testing/developer/devguide/images/PROX_Test_HEAT_Script1.png create mode 100644 docs/testing/developer/devguide/images/PROX_Test_HEAT_Script2.png diff --git a/docs/testing/developer/devguide/devguide_nsb_prox.rst b/docs/testing/developer/devguide/devguide_nsb_prox.rst index 22628413b..79990055a 100755 --- a/docs/testing/developer/devguide/devguide_nsb_prox.rst +++ b/docs/testing/developer/devguide/devguide_nsb_prox.rst @@ -244,10 +244,13 @@ Now let's examine the components of the file in detail 3. ``nodes`` - This names the Traffic Generator and the System under Test. Does not need to change. -4. ``prox_path`` - Location of the Prox executable on the traffic +4. ``interface_speed_gbps`` - This is an optional parameter. If not present + the system defaults to 10Gbps. This defines the speed of the interfaces. + +5. ``prox_path`` - Location of the Prox executable on the traffic generator (Either baremetal or Openstack Virtual Machine) -5. ``prox_config`` - This is the ``SUT Config File``. +6. ``prox_config`` - This is the ``SUT Config File``. In this case it is ``handle_l2fwd-2.cfg`` A number of additional parameters can be added. This example @@ -285,16 +288,31 @@ Now let's examine the components of the file in detail of a file called ``parameters.lua``, which contains information retrieved from either the hardware or the openstack configuration. -6. ``prox_args`` - this specifies the command line arguments to start +7. ``prox_args`` - this specifies the command line arguments to start prox. See `prox command line`_. -7. ``prox_config`` - This specifies the Traffic Generator config file. +8. ``prox_config`` - This specifies the Traffic Generator config file. + +9. ``runner`` - This is set to ``ProxDuration`` - This specifies that the + test runs for a set duration. Other runner types are available + but it is recommend to use ``ProxDuration`` + + The following parrameters are supported + + ``interval`` - (optional) - This specifies the sampling interval. + Default is 1 sec + + ``sampled`` - (optional) - This specifies if sampling information is + required. Default ``no`` + + ``duration`` - This is the length of the test in seconds. Default + is 60 seconds. -8. ``runner`` - This is set to ``Duration`` - This specified that the - test run for a set duration. Other runner types are available - but it is recommend to use ``Duration`` + ``confirmation`` - This specifies the number of confirmation retests to + be made before deciding to increase or decrease line speed. Default 0. + +10. ``context`` - This is ``context`` for a 2 port Baremetal configuration. -9. ``context`` - This is ``context`` for a 2 port Baremetal configuration. If a 4 port configuration was required then file ``prox-baremetal-4.yaml`` would be used. This is the NSB Prox baremetal configuration file. @@ -304,7 +322,8 @@ Now let's examine the components of the file in detail *Traffic Profile file* ---------------------- -This describes the details of the traffic flow. In this case ``prox_binsearch.yaml`` is used. +This describes the details of the traffic flow. In this case +``prox_binsearch.yaml`` is used. .. image:: images/PROX_Traffic_profile.png :width: 800px @@ -326,21 +345,29 @@ This describes the details of the traffic flow. In this case ``prox_binsearch.ya Custom traffic types can be created by creating a new traffic profile class. -3. ``tolerated_loss`` - This specifies the percentage of packets that can be lost/dropped before - we declare success or failure. Success is Transmitted-Packets from Traffic Generator is greater than or equal to +3. ``tolerated_loss`` - This specifies the percentage of packets that + can be lost/dropped before + we declare success or failure. Success is Transmitted-Packets from + Traffic Generator is greater than or equal to packets received by Traffic Generator plus tolerated loss. -4. ``test_precision`` - This specifies the precision of the test results. For some tests the success criteria - may never be achieved because the test precision may be greater than the successful throughput. For finer - results increase the precision by making this value smaller. +4. ``test_precision`` - This specifies the precision of the test + results. For some tests the success criteria may never be + achieved because the test precision may be greater than the + successful throughput. For finer results increase the precision + by making this value smaller. -5. ``packet_sizes`` - This specifies the range of packets size this test is run for. +5. ``packet_sizes`` - This specifies the range of packets size this + test is run for. -6. ``duration`` - This specifies the sample duration that the test uses to check for success or failure. +6. ``duration`` - This specifies the sample duration that the test + uses to check for success or failure. -7. ``lower_bound`` - This specifies the test initial lower bound sample rate. On success this value is increased. +7. ``lower_bound`` - This specifies the test initial lower bound sample rate. + On success this value is increased. -8. ``upper_bound`` - This specifies the test initial upper bound sample rate. On success this value is decreased. +8. ``upper_bound`` - This specifies the test initial upper bound sample rate. + On success this value is decreased. Other traffic profiles exist eg prox_ACL.yaml which does not compare what is received with what is transmitted. It just @@ -371,14 +398,18 @@ See this prox_vpe.yaml as example:: We will use ``tc_prox_heat_context_l2fwd-2.yaml`` as a example to show you how to understand the test description file. -.. image:: images/PROX_Test_HEAT_Script.png +.. image:: images/PROX_Test_HEAT_Script1.png :width: 800px - :alt: NSB PROX Test Description File + :alt: NSB PROX Test Description File - Part 1 + +.. image:: images/PROX_Test_HEAT_Script2.png + :width: 800px + :alt: NSB PROX Test Description File - Part 2 Now lets examine the components of the file in detail -Sections 1 to 8 are exactly the same in Baremetal and in Heat. Section -``9`` is replaced with sections A to F. Section 9 was for a baremetal +Sections 1 to 9 are exactly the same in Baremetal and in Heat. Section +``10`` is replaced with sections A to F. Section 10 was for a baremetal configuration file. This has no place in a heat configuration. A. ``image`` - yardstick-samplevnfs. This is the name of the image @@ -418,12 +449,12 @@ F. ``networks`` - is composed of a management network labeled ``mgmt`` gateway_ip: 'null' port_security_enabled: False enable_dhcp: 'false' - downlink_1: + uplink_1: cidr: '10.0.4.0/24' gateway_ip: 'null' port_security_enabled: False enable_dhcp: 'false' - downlink_2: + downlink_1: cidr: '10.0.5.0/24' gateway_ip: 'null' port_security_enabled: False @@ -1033,7 +1064,7 @@ If PROX NSB does not work on baremetal, problem is either in network configurati 1. What is received on 0 is transmitted on 1, received on 1 transmitted on 0, received on 2 transmitted on 3 and received on 3 transmitted on 2. 2. No packets are Failed. - 3. No Packets are discarded. + 3. No packets are discarded. We can also dump the packets being received or transmitted via the following commands. :: @@ -1228,7 +1259,69 @@ Where 4) ir.intel.com = local no proxy +*How to Understand the Grafana output?* +--------------------------------------- + + .. image:: images/PROX_Grafana_1.png + :width: 1000px + :alt: NSB PROX Grafana_1 + + .. image:: images/PROX_Grafana_2.png + :width: 1000px + :alt: NSB PROX Grafana_2 + + .. image:: images/PROX_Grafana_3.png + :width: 1000px + :alt: NSB PROX Grafana_3 + + .. image:: images/PROX_Grafana_4.png + :width: 1000px + :alt: NSB PROX Grafana_4 + +A. Test Parameters - Test interval, Duartion, Tolerated Loss and Test Precision + +B. Overall No of packets send and received during test + +C. Generator Stats - packets sent, received and attempted by Generator + +D. Packets Size + +E. No of packets received by SUT + +F. No of packets forwarded by SUT + +G. This is the number of packets sent by the generator per port, for each interval. + +H. This is the number of packets received by the generator per port, for each interval. + +I. This is the number of packets send and received by the generator and lost by the SUT + that meet the success criteria + +J. This is the changes the Percentage of Line Rate used over a test, The MAX and the + MIN should converge to within the interval specified as the ``test-precision``. + +K. This is the packets Size supported during test. If "N/A" appears in any field the result has not been decided. + +L. This is the calculated throughput in MPPS(Million Packets Per second) for this line rate. + +M. This is the actual No, of packets sent by the generator in MPPS + +N. This is the actual No. of packets received by the generator in MPPS + +O. This is the total No. of packets sent by SUT. + +P. This is the total No. of packets received by the SUT + +Q. This is the total No. of packets dropped. (These packets were sent by the generator but not + received back by the generator, these may be dropped by the SUT or the Generator) + +R. This is the tolerated no of packets that can be dropped. + +S. This is the test Throughput in Gbps + +T. This is the Latencey per Port +U. 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