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perf: move 512KB I/O buffer from stack to heap in chunked upload assembly

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- Async Future size drops from ~525KB to ~5KB
- Eliminates stack overflow risk and reduces work-stealing copy cost
This commit is contained in:
Dionisio
2026-02-23 22:41:50 +01:00
parent 41b5500b77
commit 1da284a841
1 changed files with 1 additions and 1 deletions
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src/infrastructure/services/chunked_upload_service.rs
+1 -1
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@@ -648,7 +648,7 @@ impl ChunkedUploadService {
let mut chunk_file = File::open(&chunk_path) let mut chunk_file = File::open(&chunk_path)
.await .await
.map_err(|e| format!("Failed to open chunk {}: {}", chunk.index, e))?; .map_err(|e| format!("Failed to open chunk {}: {}", chunk.index, e))?;
let mut buf = [0u8; 524_288]; let mut buf = vec![0u8; 524_288];
loop { loop {
let n = tokio::io::AsyncReadExt::read(&mut chunk_file, &mut buf) let n = tokio::io::AsyncReadExt::read(&mut chunk_file, &mut buf)
.await .await