InsertChunks for CAS store (#55)

- Improvement: Add batching when writing multiple small chunks to block store - decreases I/O load significantly on oplog import

1 files changed, 11 insertions, 10 deletions

diff --git a/src/zenstore/compactcas.h b/src/zenstore/compactcas.h
index 932844da7..eb1d36b31 100644
--- a/src/zenstore/compactcas.h
+++ b/src/zenstore/compactcas.h
@@ -51,16 +51,17 @@ struct CasContainerStrategy final : public GcStorage, public GcReferenceStore
 	CasContainerStrategy(GcManager& Gc);
 	~CasContainerStrategy();
 
-	CasStore::InsertResult InsertChunk(IoBuffer Chunk, const IoHash& ChunkHash);
-	IoBuffer			   FindChunk(const IoHash& ChunkHash);
-	bool				   HaveChunk(const IoHash& ChunkHash);
-	void				   FilterChunks(HashKeySet& InOutChunks);
-	void				   Initialize(const std::filesystem::path& RootDirectory,
-									  const std::string_view	   ContainerBaseName,
-									  uint32_t					   MaxBlockSize,
-									  uint32_t					   Alignment,
-									  bool						   IsNewStore);
-	void				   Flush();
+	CasStore::InsertResult				InsertChunk(IoBuffer Chunk, const IoHash& ChunkHash);
+	std::vector<CasStore::InsertResult> InsertChunks(std::span<IoBuffer> Chunks, std::span<IoHash> ChunkHashes);
+	IoBuffer							FindChunk(const IoHash& ChunkHash);
+	bool								HaveChunk(const IoHash& ChunkHash);
+	void								FilterChunks(HashKeySet& InOutChunks);
+	void								Initialize(const std::filesystem::path& RootDirectory,
+												   const std::string_view		ContainerBaseName,
+												   uint32_t						MaxBlockSize,
+												   uint32_t						Alignment,
+												   bool							IsNewStore);
+	void								Flush();
 
 	// GcStorage