include size of T in heap size of Box<T>

etseidl · etseidl · commit 89984c6819ab · 2025-10-09T14:24:34.000-07:00
diff --git a/parquet/src/file/metadata/memory.rs b/parquet/src/file/metadata/memory.rs
@@ -58,7 +58,7 @@ impl<T: HeapSize> HeapSize for Arc<T> {
 
 impl<T: HeapSize> HeapSize for Box<T> {
     fn heap_size(&self) -> usize {
-        self.as_ref().heap_size()
+        std::mem::size_of::<T>() + self.as_ref().heap_size()
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -58,7 +58,7 @@ impl<T: HeapSize> HeapSize for Arc<T> {`
`58`	`58`
`59`	`59`	`impl<T: HeapSize> HeapSize for Box<T> {`
`60`	`60`	`fn heap_size(&self) -> usize {`
`61`		`- self.as_ref().heap_size()`
	`61`	`+ std::mem::size_of::<T>() + self.as_ref().heap_size()`
`62`	`62`	`}`
`63`	`63`	`}`
`64`	`64`