The metrics in this category provide information on how the space in each database is used.
Evaluation and Collection Frequency — Every 15 Minutes
Table 1-61 Space Usage Metrics
| Metric | Description | 
|---|---|
| Database Name | Name of the database. | 
| Total Size of Database (MB) | Total size of the database. | 
| Unallocated (MB) | Amount of unallocated space in the database. | 
| Transaction Log Total Size (MB) | Total size of the transaction log. | 
| Transaction Log Available (%) | Percent of the transaction log available. | 
| Database File System Available (%) | Percent of the file system available. | 
| Primary Filegroup Available (%) | Percent of the primary filegroup available. | 
| Data (MB) | Amount of space used by data. | 
| Indexes (MB) | Amount of space used by indexes. | 
| Reserved but Unused (MB) | Amount of space that is reserved, but not used yet. |