Licence usage is tracked in the vlog, but its really tricky to analyse and trace who is currently using a Vault licence and how many licences are being consumed, until a user is denied a licence.
Useful information would be licence usage tracking throughout the day, so we can see peak times and trends and if more licences need to be installed.
Also
Who is consuming a licence.
How many licences are being consumed by 1 user
How many licences are being consumed by client machine.