Generating Tech Support Logs for VMware Avi Load Balancer When Controller UI is Unavailable

Products

• VMware Avi Load Balancer

Issue/Introduction

This article provides steps to generate the controller Debuglogs / SE Tech Support logs from the Avi Controller and Service Engines (SEs) using the CLI, in scenarios where the Controller UI is inaccessible.

• The controller UI is unreachable or inaccessible
• Need to collect Debuglogs/Tech Support logs for troubleshooting

 

Environment

VMware Avi Load Balancer 

Cause

• The inability to access the Avi UI prevents the standard method of generating tech support bundles.
• This procedure offers an alternative command-line interface (CLI) approach.

Resolution

1. Generate Controller Debuglogs Logs via CLI

1. SSH into the Avi Controller:
2. Navigate to the Avi scripts directory:
   • cd /opt/avi/scripts
3. (Optional) Review available options for the script:
   
   • sudo python3 generate_techsupport.py --help
4. Run the following command to generate tech support logs:
   
   • sudo python3 generate_techsupport.py

• The default output file path for the Controller Debuglogs will be displayed once the script completes.
  • Example:
  • 

2. Generate Service Engine SE Tech Support Logs via CLI

1. SSH into the Service Engine.
2. Navigate to the Avi scripts directory:
   • cd /opt/avi/scripts
3. (Optional) Review available options for the script:
   
   • sudo python3 generate_techsupport.py --help
4. Run the following command:
   • sudo python3 generate_techsupport.py

• The default output file path for SE Tech Support will be displayed once the script completes.
  
  • Example:
  • 

 

Notes:
The script may take a few minutes to complete depending on the system state.
The generated .tar.gz file can be downloaded using SCP for further analysis or shared with Broadcom Support.