I think you had enabled CDR and forgot to enable auto. purge CDR records. If it is ture, it will consume all of your hard disk space.
Please follow the following steps to shrink your hard disk, normally it will free up around 1.2 GB space, and you should manually purge the CDR recoeds ( 2-3 months once) via ART program. After each manually purge of CDR records, re-do the shrink process.
This is done on the Publisher.
Select Start > Programs > MS SQL Server > Enterprise Manager.
1.Choose the Publisher server.
2.You can either go to the ART database or CDR database, based on which file is large. 3.Right−click the database.
4.Select All Tasks > Shrink database and click Files.
5.Select the database file CDR and CDR_log on the new window.
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