> ## Documentation Index
> Fetch the complete documentation index at: https://docs.basset.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# footprint

> The memory ledger jetsam kills on, and how much of it is left

Reads the process's own memory ledger directly. One reading, taken once when
the instrument activates.

| | |
| - | - |
| [Delivery](/instruments/metadata) | reading, once |
| Mechanism | machCall |
| [Requires](/instruments/metadata) | iOS 17+, basset 0.1.1+ |

Real output from `basset request get`, captured against a running app:

```
CAPTURED                  ELAPSED  INSTRUMENT

launch 15824551459478114558
2026-08-23T14:59:11.520Z  +0.0s    memory.footprint(process)
├─ memoryUsedBytes       16450840
├─ memoryAvailableBytes  2183461608
└─ memoryLimitBytes      2199912448
```


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