Providing a requisite level of service for an electronic meeting. An embodiment can include receiving a request to schedule a first electronic meeting in a time slot, identifying an electronic meeting system to host the first electronic meeting, identifying a second electronic meeting scheduled to be hosted by the electronic meeting system in the time slot, determining an estimate of resource usage within the electronic meeting system during the time slot at least based on the second electronic meeting being scheduled to be hosted by the electronic meeting system in the time slot, comparing the estimate of resource usage with a threshold value, responsive to determining that the estimate of resource usage exceeds the threshold value, providing the requisite level of service to the first electronic meeting in the time slot by reducing anticipated resource usage of the electronic meeting system by the second electronic meeting.