The following is a list of functionality that VO managers said that are missing in the survey contacted before EGEE08
VOMS database clean up assistance:
Remove users older than X days unless they have renewed their subscription to the VO
Setup membership lifetime at registration time
Similar to the previous bullet, the VO manager should have an option when he is approving a registration to define a lifetime for the user's membership.
Usage statistics, i.e. number of requests
Now obtainable from processing the logs but very hard, and needs site hosting the VOMS server involvement
Total number of voms proxy generation requests recieved
Voms proxy generation equests per hour/day/month
Breakdown of Roles requested during proxy generation