yardstick env prepare
-**NOTE**: The above command just works for four OPNFV installers -- **Apex**, **Compass**, **Fuel** and **Joid**.
+**NOTE**: The above command works for four OPNFV installers -- **Apex**, **Compass**, **Fuel** and **Joid**.
+For Non-OPNFV installer OpenStack environment, the above command can also be used to configure the environment.
+But before running the above command in a Non-OPNFV installer environment, it is necessary to create the /etc/yardstick/openstack.creds file and
+save OpenStack environment variables in it. For details of the required OpenStack environment variables please refer to
+section **Export OpenStack environment variables**
+
The env prepare command may take up to 6-8 minutes to finish building
yardstick-image and other environment preparation. Meanwhile if you wish to
monitor the env prepare process, you can enter the Yardstick container in a new
Proxy Support (**Todo**)
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+