# `ClusterAllocationExplainReservedSize` [interface-ClusterAllocationExplainReservedSize]

| Name | Type | Description |
| - | - | - |
| `node_id` | [Id](./Id.md) |   |
| `path` | string |   |
| `shards` | string[] |   |
| `total` | [long](./long.md) |   |