Network Is Unreachable When Using pip3 to Install the Python Package in an MRS Cluster

Issue

When the Python package is installed using pip3, an error message is displayed, indicating that the network is unreachable.

Symptom

When a user runs the pip3 install command to install the Python package, an error message is displayed, indicating that the network is unreachable. For details, see the following figure:

Cause Analysis

The customer does not bind an EIP to the Master node.

Procedure

1. Log in to the MRS management console.
2. Choose Clusters > Active Clusters, select the faulty cluster, and click its name to check the Basic Information on the Dashboard tab page.
3. On the Nodes tab page, click the name of a Master node in the Master node group to log in to the ECS management console.
4. Click the EIPs tab and click Bind EIP to bind an EIP to the ECS.
5. Log in to the Master node and run the pip3 install command to install the Python package.