Are you seeing one or more of the following Event IDs (6398, 6482, and 7076) in your event log approximately every minute? Many of our clients have seen these errors indicating insufficient storage on their MOSS/WSS/Project Server farms, but are unable to find exactly what the errors refer to. Upon investigation, they generally find that there is sufficient memory and hard disk space on all servers in the farm (including SQL Server). However, even in cases where the amount of available storage is lacking, expanding the amount of available storage does not make the errors stop.

The full errors are: