From fb09d861fd76e459ac86bec388bd406aaca8e681 Mon Sep 17 00:00:00 2001
From: Dan Engelbrecht <dan.engelbrecht@epicgames.com>
Date: Wed, 12 Mar 2025 10:51:57 +0100
Subject: improved block gen logic (#302)

 - Improvement: Reduced memory usage during upload and part upload validation
 - Improvement: Reduced I/O usage during upload and download
 - Improvement: Faster block regeneration when uploading in response to PutBuild/FinalizeBuild
 - Improvement: More trace scopes for build upload operations
 - Bugfix: Fixed crash during download when trying to write outside a file range
---
 src/zenutil/chunkingcontroller.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/zenutil/chunkingcontroller.cpp')

diff --git a/src/zenutil/chunkingcontroller.cpp b/src/zenutil/chunkingcontroller.cpp
index 017d12433..2a7057a46 100644
--- a/src/zenutil/chunkingcontroller.cpp
+++ b/src/zenutil/chunkingcontroller.cpp
@@ -4,6 +4,7 @@
 
 #include <zencore/basicfile.h>
 #include <zencore/compactbinarybuilder.h>
+#include <zencore/trace.h>
 
 ZEN_THIRD_PARTY_INCLUDES_START
 #include <tsl/robin_map.h>
@@ -61,6 +62,7 @@ public:
 							 std::atomic<uint64_t>&		  BytesProcessed,
 							 std::atomic<bool>&			  AbortFlag) const override
 	{
+		ZEN_TRACE_CPU("BasicChunkingController::ProcessFile");
 		const bool ExcludeFromChunking =
 			std::find(m_ChunkExcludeExtensions.begin(), m_ChunkExcludeExtensions.end(), InputPath.extension()) !=
 			m_ChunkExcludeExtensions.end();
@@ -136,6 +138,7 @@ public:
 							 std::atomic<uint64_t>&		  BytesProcessed,
 							 std::atomic<bool>&			  AbortFlag) const override
 	{
+		ZEN_TRACE_CPU("ChunkingControllerWithFixedChunking::ProcessFile");
 		if (RawSize < m_ChunkFileSizeLimit)
 		{
 			return false;
@@ -145,6 +148,7 @@ public:
 
 		if (FixedChunking)
 		{
+			ZEN_TRACE_CPU("FixedChunking");
 			IoHashStream									 FullHash;
 			IoBuffer										 Source = IoBufferBuilder::MakeFromFile(InputPath);
 			uint64_t										 Offset = 0;
-- 
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