windows_exporter/docs/collector.pagefile.md

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# pagefile collector
The pagefile collector exposes metrics about the pagefile usage
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Metric name prefix | `pagefile`
Classes | [`Win32_OperatingSystem`](https://msdn.microsoft.com/en-us/library/aa394239)
Enabled by default? | Yes
## Flags
None
## Metrics
| Name | Description | Type | Labels |
|--------------------------------|-----------------------------------------------------------------------------------------------------------------------------|-------|--------|
| `windows_pagefile_free_bytes` | Number of bytes that can be mapped into the operating system paging files without causing any other pages to be swapped out | gauge | `file` |
| `windows_pagefile_limit_bytes` | Number of bytes that can be stored in the operating system paging files. 0 (zero) indicates that there are no paging files | gauge | `file` |
### Example metric
```
# HELP windows_pagefile_free_bytes OperatingSystem.FreeSpaceInPagingFiles
# TYPE windows_pagefile_free_bytes gauge
windows_pagefile_free_bytes{file="C:\\pagefile.sys"} 6.025797632e+09
# HELP windows_pagefile_limit_bytes OperatingSystem.SizeStoredInPagingFiles
# TYPE windows_pagefile_limit_bytes gauge
windows_pagefile_limit_bytes{file="C:\\pagefile.sys"} 6.442450944e+09
```
## Useful queries
_This collector does not yet have useful queries, we would appreciate your help adding them!_
## Alerting examples
_This collector does not yet have alerting examples, we would appreciate your help adding them!_