# `ClusterStatsClusterProcessOpenFileDescriptors` [interface-ClusterStatsClusterProcessOpenFileDescriptors] | Name | Type | Description | | - | - | - | | `avg` | [long](./long.md) | Average number of concurrently open file descriptors. Returns `-1` if not supported. | | `max` | [long](./long.md) | Maximum number of concurrently open file descriptors allowed across all selected nodes. Returns `-1` if not supported. | | `min` | [long](./long.md) | Minimum number of concurrently open file descriptors across all selected nodes. Returns -1 if not supported. |