X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=docs%2Fnew%2Fcpta%2Fintroduction%2Findex.rst;h=229e9e3da9a9e61a2e4a80285abf0d1a581ab3c8;hp=016037b067c5580a37ff1d24894d4ecdffc571b4;hb=f2430562835ded8aeb66db2c36379cf3ea54c748;hpb=06ffc53e2b8cc99d3fe30925ac34b5ba543db048

diff --git a/docs/new/cpta/introduction/index.rst b/docs/new/cpta/introduction/index.rst
index 016037b067..229e9e3da9 100644
--- a/docs/new/cpta/introduction/index.rst
+++ b/docs/new/cpta/introduction/index.rst
@@ -8,30 +8,52 @@ Performance dashboard tables provide the latest VPP throughput trend,
 trend compliance and detected anomalies, all on a per VPP test case
 basis.  Linked trendline graphs enable further drill-down into the
 trendline compliance, sequence and nature of anomalies, as well as
-pointers to performance test builds/logs and VPP builds. Performance
-trending is currently based on the Maximum Receive Rate (MRR) tests. MRR
-tests measure the packet forwarding rate under the maximum load offered
+pointers to performance test builds/logs and VPP (or DPDK) builds.
+Performance trending is currently based on the Maximum Receive Rate (MRR) tests.
+MRR tests measure the packet forwarding rate under the maximum load offered
 by traffic generator over a set trial duration, regardless of packet
 loss. See :ref:`trending_methodology` section for more detail including
 trend and anomaly calculations.
 
-Data samples are generated by the CSIT VPP performance trending jobs
+Data samples are generated by the CSIT VPP (and DPDK) performance trending jobs
 executed twice a day (target start: every 12 hrs, 02:00, 14:00 UTC). All
-trend and anomaly evaluation is based on a rolling window of <N=14> data
-samples, covering last 7 days.
+trend and anomaly evaluation is based on an algorithm which divides test runs
+into groups according to minimum description length principle.
+The trend value is the population average of the results within a group.
 
-Legend to table:
+Failed tests
+------------
 
-    - **Test Case** : name of FD.io CSIT test case, naming convention
+The table lists the tests which failed over the <N=14> runs of the trending
+jobs.
+
+Legend to the table:
+
+    - **Test Case**: name of FD.io CSIT test case, naming convention
+      `here <https://wiki.fd.io/view/CSIT/csit-test-naming>`_.
+    - **Fails [#]**: number of fails of the tests over the period.
+    - **Last Fail [Date]**: the date and time when the test failed the last
+      time.
+    - **Last Fail [VPP Build]**: VPP build which was tested when the test failed
+      the last time.
+    - **Last Fail [CSIT Build]**: the last CSIT build where the test failed.
+
+.. include:: ../../../_build/_static/vpp/failed-tests.rst
+
+Dashboard
+---------
+
+Legend to the tables:
+
+    - **Test Case**: name of FD.io CSIT test case, naming convention
       `here <https://wiki.fd.io/view/CSIT/csit-test-naming>`_.
-    - **Trend [Mpps]** : last value of performance trend.
-    - **Short-Term Change [%]** : Relative change of last trend value
+    - **Trend [Mpps]**: last value of performance trend.
+    - **Short-Term Change [%]**: Relative change of last trend value
       vs. last week trend value.
-    - **Long-Term Change [%]** : Relative change of last trend value vs.
+    - **Long-Term Change [%]**: Relative change of last trend value vs.
       maximum of trend values over the last quarter except last week.
-    - **Regressions [#]** : Number of regressions detected.
-    - **Progressions [#]** : Number of progressions detected.
-    - **Outliers [#]** : Number of outliers detected.
+    - **Regressions [#]**: Number of regressions detected.
+    - **Progressions [#]**: Number of progressions detected.
 
 Tested VPP worker-thread-core combinations (1t1c, 2t2c, 4t4c) are listed
 in separate tables in section 1.x. Followed by trending methodology in
@@ -39,16 +61,16 @@ section 2. and trendline graphs in sections 3.x. Performance test  data
 used for trendline graphs is provided in sections 4.x.
 
 VPP worker on 1t1c
-------------------
+``````````````````
 
 .. include:: ../../../_build/_static/vpp/performance-trending-dashboard-1t1c.rst
 
 VPP worker on 2t2c
-------------------
+``````````````````
 
 .. include:: ../../../_build/_static/vpp/performance-trending-dashboard-2t2c.rst
 
 VPP worker on 4t4c
-------------------
+``````````````````
 
 .. include:: ../../../_build/_static/vpp/performance-trending-dashboard-4t4c.rst