X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=docs%2Freport%2Fintroduction%2Fmethodology_trex_traffic_generator.rst;h=0d19c2cf78b0cfec1d716f4742823ae78f1f0051;hp=4d4de96fb010a2854ff5c23a5eeda8d2bae71bca;hb=c5e84fbee876a45d3495cde6f4e2d8140cacbe5a;hpb=124101d22151239b0411a73ae4d2bf8d70970937 diff --git a/docs/report/introduction/methodology_trex_traffic_generator.rst b/docs/report/introduction/methodology_trex_traffic_generator.rst index 4d4de96fb0..0d19c2cf78 100644 --- a/docs/report/introduction/methodology_trex_traffic_generator.rst +++ b/docs/report/introduction/methodology_trex_traffic_generator.rst @@ -6,15 +6,14 @@ Usage `TRex traffic generator `_ is used for all CSIT performance tests. TRex stateless mode is used to measure NDR and -PDR throughputs using binary search (NDR and PDR discovery tests) and -for quick checks of DUT performance against the reference NDRs (NDR -check tests) for specific configuration. +PDR throughputs using MLRsearch and to measure maximum transer rate +in MRR tests. TRex is installed and run on the TG compute node. The typical procedure is: - If the TRex is not already installed on TG, it is installed in the - suite setup phase - see `TRex intallation`_. + suite setup phase - see `TRex installation`_. - TRex configuration is set in its configuration file :: @@ -23,11 +22,11 @@ is: - TRex is started in the background mode :: - $ sh -c 'cd /scripts/ && sudo nohup ./t-rex-64 -i -c 7 --iom 0 > /tmp/trex.log 2>&1 &' > /dev/null + $ sh -c 'cd /scripts/ && sudo nohup ./t-rex-64 -i -c 7 --prefix $(hostname) --hdrh > /tmp/trex.log 2>&1 &' > /dev/null - There are traffic streams dynamically prepared for each test, based on traffic profiles. The traffic is sent and the statistics obtained using - :command:`trex_stl_lib.api.STLClient`. + :command:`trex.stl.api.STLClient`. Measuring Packet Loss ~~~~~~~~~~~~~~~~~~~~~