# `NervesHubLink.Extensions.Health.MetricSet.Disk`
[🔗](https://github.com/nerves-hub/nerves_hub_link/blob/v2.12.0/lib/nerves_hub_link/extensions/health/metric_set/disk.ex#L5)

Health report metrics for total, available, and used disk space.

The keys used in the report are:
  - disk_total_kb: Total disk space in kilobytes
  - disk_available_kb: Available disk space in kilobytes
  - disk_used_percentage: Used disk space percentage

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*Consult [api-reference.md](api-reference.md) for complete listing*