You can download technical support logs for each NSX Controller instance. These product specific logs contain diagnostic information for analysis.

About this task

To collect NSX Controller logs:


  1. Log in to the vSphere Web Client.
  2. Click Networking & Security, and then click Installation.
  3. Under Management, select the controller that you want to download logs from.
  4. Click Download tech support logs.
  5. Click Download.

    The NSX Manager starts downloading the NSX Controller log and acquires the lock.


    Download one NSX Controller log at a time. Once the first one completes, start downloading the other. An error might occur if you download logs from multiple controllers simultaneously.

  6. After the log is ready, click Save to download the log to your desktop.

    The log is compressed and has .gz file extension .


You can now analyze the downloaded logs.

What to do next

If you want to upload diagnostic information for VMware technical support, refer to the Knowledge Base article 2070100.