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-rw-r--r--docs/testing/developer/devguide/design/vswitchperf_design.rst14
-rw-r--r--docs/testing/user/configguide/trafficgen.rst12
2 files changed, 26 insertions, 0 deletions
diff --git a/docs/testing/developer/devguide/design/vswitchperf_design.rst b/docs/testing/developer/devguide/design/vswitchperf_design.rst
index bc54476c..50682a93 100644
--- a/docs/testing/developer/devguide/design/vswitchperf_design.rst
+++ b/docs/testing/developer/devguide/design/vswitchperf_design.rst
@@ -477,6 +477,20 @@ Detailed description of ``TRAFFIC`` dictionary items follows:
'enabled' - Specifies if the histogram provisioning is enabled or not.
'type' - Defines how histogram is provided. Currenty only 'Default' is defined.
'Default' - Default histogram as provided by the Traffic-generator.
+ 'imix' - A dictionary for IMIX Specification.
+ 'enabled' - Specifies if IMIX is enabled or NOT.
+ 'type' - The specification type - denotes how IMIX is specified.
+ Currently only 'genome' type is defined.
+ Other types (ex: table-of-proportions) can be added in future.
+ 'genome' - The Genome Encoding of Pkt-Sizes and Ratio for IMIX.
+ The Ratio is inferred from the number of particular geneome characters
+ Genome encoding is described in RFC 6985. This specification is closest
+ to the method described in section 6.2 of RFC 6985.
+ Ex: 'aaaaaaaddddg' denotes ratio of 7:4:1 of packets sizes 64:512:1518.
+ Note: Exact-sequence is not maintained, only the ratio of packets
+ is ensured.
+ Data type: str
+ Default Value: 'aaaaaaaddddg'
.. _configuration-of-guest-options:
diff --git a/docs/testing/user/configguide/trafficgen.rst b/docs/testing/user/configguide/trafficgen.rst
index ae745543..705e5397 100644
--- a/docs/testing/user/configguide/trafficgen.rst
+++ b/docs/testing/user/configguide/trafficgen.rst
@@ -91,6 +91,11 @@ and is configured as follows:
'enabled': False,
'type': 'Default',
},
+ 'imix': {
+ 'enabled': True,
+ 'type': 'genome',
+ 'genome': 'aaaaaaaddddg',
+ },
}
A detailed description of the ``TRAFFIC`` dictionary can be found at
@@ -119,6 +124,13 @@ commandline above to:
$ ./vsperf --test-params "TRAFFICGEN_PKT_SIZES=(x,y);TRAFFICGEN_DURATION=10;" \
"TRAFFICGEN_RFC2544_TESTS=1" $TESTNAME
+If you use imix, set the TRAFFICGEN_PKT_SIZES to 0.
+
+.. code-block:: console
+
+ TRAFFICGEN_PKT_SIZES = (0,)
+
+
.. _trafficgen-dummy:
Dummy