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Diffstat (limited to 'docs/development/devtools/xacml-s3p.rst')
| -rw-r--r-- | docs/development/devtools/xacml-s3p.rst | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/docs/development/devtools/xacml-s3p.rst b/docs/development/devtools/xacml-s3p.rst index 7c29a454..74369fc2 100644 --- a/docs/development/devtools/xacml-s3p.rst +++ b/docs/development/devtools/xacml-s3p.rst @@ -80,40 +80,32 @@ Stability Test of Policy XACML PDP Summary ======= -The Stability test was run with the same pods/VMs and uses the same jmeter script as the -performance test, except that it was run for 72 hours instead of 20 minutes. In -addition, it was run in the background via "nohup", to prevent it from being interrupted: +The stability test was performed on a default ONAP OOM installation in the Intel Wind River Lab environment. +JMeter was installed on a separate VM to inject the traffic defined in the +`XACML PDP stability script +<https://git.onap.org/policy/xacml-pdp/tree/testsuites/stability/src/main/resources/testplans/stability.jmx>`_ +with the following command: .. code-block:: bash - nohup jmeter -Jduration=259200 \ - -Jxacml_ip=$ip -Jpap_ip=$ip -Japi_ip=$ip \ - -Jxacml_port=31104 -Jpap_port=32425 -Japi_port=30709 \ - -n -t perf.jmx & + jmeter.sh -Jduration=259200 -Jusers=2 -Jxacml_ip=$ip -Jpap_ip=$ip -Japi_ip=$ip \ + -Jxacml_port=31104 -Jpap_port=32425 -Japi_port=30709 --nongui --testfile stability.jmx -The memory and CPU usage can be monitored by running "top" on the xacml pod. By taking -a snapshot before the test is started, and again when it completes, the total CPU used -by all of the requests can be computed. +The default log level of the root and org.eclipse.jetty.server.RequestLog loggers in the logback.xml +of the XACML PDP +(om/kubernetes/policy/components/policy-xacml-pdp/resources/config/logback.xml) +was set to ERROR since the OOM installation did not have log rotation enabled of the +container logs in the kubernetes worker nodes. Results ======= -The final output of the jmeter script is found in the nohup.out file: - -.. image:: images/xacml-s3p-jmeter.png - -The final memory and CPU from "top": +The stability summary results were reported by JMeter with the following line: -.. image:: images/xacml-s3p-top.png - -The through-put reported by jmeter was 4849 requests/second, with 0 errors. In addition, -the memory usage observed via "top" indicated that the virtual memory and resident set -sizes remained virtually unchanged through-out the test. +.. code-block:: bash -Unfortunately, the initial CPU usage was not recorded, so the CPU time reported in -the "top" screen-shot includes XACML-PDP start-up time as well as requests that were -executed before the stability test was started. Nevertheless, even including that, we find: + 2020-10-23 19:44:31,515 INFO o.a.j.r.Summariser: summary = 1061746369 in 72:00:16 = 4096.0/s Avg: 0 Min: 0 Max: 2584 Err: 0 (0.00%) -.. code-block:: bash +The XACML PDP offered good performance with JMeter for the traffic mix described above, creating 4096 threads per second +to inject the traffic load. No errors were encountered, and no significant CPU spikes were noted. - 13,166 CPU minutes * 60sec/min * 1000ms/sec / 1,256,834,239 requests = 0.63ms/request |