---
title: "readAttributeCurrentHeapHighWatermark(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclustersoftwarediagnostics/readattributecurrentheaphighwatermark(with:)"
---

# readAttributeCurrentHeapHighWatermark(with:)

## Declaration

```swift
func readAttributeCurrentHeapHighWatermark(with params: MTRReadParams?) -> [String : Any]?
```