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diff --git a/docs/release/configguide/postinstall.rst b/docs/release/configguide/postinstall.rst index 7424cec7..dad56b99 100644 --- a/docs/release/configguide/postinstall.rst +++ b/docs/release/configguide/postinstall.rst @@ -1,3 +1,5 @@ +.. _barometer-postinstall: + .. This work is licensed under a Creative Commons Attribution 4.0 International License. .. http://creativecommons.org/licenses/by/4.0 @@ -10,6 +12,14 @@ This document describes briefly the methods of validating the Barometer installa Automated post installation activities -------------------------------------- +.. This section will include how to run plugin validation tests, when they are created/merged. +.. This section will also include some troubleshooting and debugging information. + +.. note:: This section is outdated and needs to be updated. + +.. TODO: Update this section; post-installation/verification shouldn't be in + the config guide. It should be in testing. + The Barometer test-suite in Functest is called ``barometercollectd`` and is part of the ``Features`` tier. Running these tests is done automatically by the OPNFV deployment pipeline on the supported scenarios. The testing consists of basic verifications that each plugin is functional per their @@ -19,7 +29,65 @@ default configurations. Inside the Functest container, the detailed results can Barometer post configuration procedures --------------------------------------- The functionality for each plugin (such as enabling/disabling and configuring its capabilities) -is controlled as described in the User Guide through their individual ``.conf`` file located in -the ``/etc/collectd/collectd.conf.d/`` folder on the compute node(s). In order for any changes to -take effect, the collectd service must be stopped and then started again. +is controlled as described in the :ref:`User Guide <barometer-userguide>` through their individual +``.conf`` file located in the ``/etc/collectd/collectd.conf.d/`` on the host(s). In order for any +changes to take effect, the collectd service must be stopped and then started again. + +Plugin verification +~~~~~~~~~~~~~~~~~~~ +Once collectd has been installed and deployed, you will see metrics from most plugins immediately. However, in some cases, you may want to verify that the configuration is correct and that the plugion is functioning as intended (particularly during development, or when testing an experimental version). The following sections provide some verification steps to make sure the plugins are working as expected. + +MCElog +^^^^^^ +On the collectd host, you can induce an event monitored by the plugins; e.g. a corrected memory error: + +.. code:: bash + + $ git clone https://git.kernel.org/pub/scm/utils/cpu/mce/mce-inject.git + $ cd mce-inject + $ make + $ modprobe mce-inject + +Modify the test/corrected script to include the following: + +.. code:: bash + + CPU 0 BANK 0 + STATUS 0xcc00008000010090 + ADDR 0x0010FFFFFFF + +Inject the error: + +.. code:: bash + + $ ./mce-inject < test/corrected + +.. TODO: How to check that the event was propogated to collectd + +.. _barometer-docker-verification: + +Barometer post installation verification on barometer-collectd container +------------------------------------------------------------------------ + +The following steps describe how to perform simple "manual" testing of the Barometer components +after :ref:`successfully deploying the barometer-collectd container<barometer-docker-userguide>`: + +1. Connect to any compute node and ensure that the collectd container is running. + + .. code:: bash + + root@host2:~# docker ps | grep collectd + + You should see the container ``opnfv/barometer-collectd`` running. + +2. Use a web browser to connect to Grafana at ``http://<serverip>:3000/``, using the hostname or + IP of your server and port 3000. Log in with admin/admin. You will see ``collectd`` + InfluxDB database in the ``Data Sources``. Also, you will notice metrics coming in the several + dashboards such as ``CPU Usage`` and ``Host Overview``. + +For more details on the Barometer containers, Grafana and InfluxDB, please refer to +the following documentation links: + +`Barometer Containers wiki page <https://wiki.opnfv.org/display/fastpath/Barometer+Containers#BarometerContainers-barometer-collectdcontainer>`_ +:ref:`Barometer Docker install guide<barometer-docker-userguide>` |