Use Tracing of OpenStack Services

Use the VMware Integrated OpenStack profiling to capture the response time of all API, RPC, driver, and database calls that are part of an OpenStack operation.

About this task

VMware Integrated OpenStack currently supports profiling of Cinder, Heat, Glance, Nova, and Neutron commands.

Prerequisites

• Make sure that you've set environment variable OSPROFILER_CONNECTION_STRING on the controller where you will trace the OpenStack services. See, Configure Tracing of OpenStack Services

Procedure

1. Enable profiling by specifying the profile option for a given command and provide the secret key.

   cinder --profile YOUR_SECRET_KEY list

   The output shows a command that you use to generate the profiling report in HTML format.

2. Run the generated command from the output to generate a report, for example trace.html.

   osprofiler trace show --html <UUID>  > trace.html

   For more information on the different options for the report, see the osprofiler trace show command help.

   osprofiler trace show --help