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-rw-r--r--release_docs/RELEASE.txt5
1 files changed, 4 insertions, 1 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt
index 3beb250..d8124db 100644
--- a/release_docs/RELEASE.txt
+++ b/release_docs/RELEASE.txt
@@ -68,7 +68,10 @@ New Features
Tools
-----
- - None
+ - h5repack: Improved performance for hanlding big chunked datasets (size > 128MB).
+ Especially performance would be much better prior to the update, for the cases
+ that chunk dimentions look like "1024x5x1" (opposite to "1x5x1024"). When big
+ numbers are toward front and small numbers are toward back in chunk dimentions.
High-Level APIs
---------------