1 To identify performance changes due to TRex code development between previous
2 and current TRex version, both have been tested in CSIT environment of latest
3 version and compared against each other. All substantial progressions and
4 regressions have been marked up with RCA analysis. See :ref:`trex_known_issues`.
9 FD.io CSIT performance tests are executed in physical testbeds hosted by
10 :abbr:`LF (Linux Foundation)` for FD.io project. Physical testbed
13 - **1-Node Topology**: Consisting of TG with 1 NIC with 2 ports connected
14 together - loopback connection.