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authorjhendersonHDF <jhenderson@hdfgroup.org>2023-09-01 05:56:58 (GMT)
committerGitHub <noreply@github.com>2023-09-01 05:56:58 (GMT)
commit2181af8181491ff90c6dbbcaa00377febd96444b (patch)
treefb8de95879350a8b05b06d949bfc4bcfc500689b /release_docs
parent59bac69939119575196ea3e053631d45a78064af (diff)
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[1.12 Merge] Fix serial to parallel chunked dataset file space allocation bug (#3394) (#3476)
Diffstat (limited to 'release_docs')
-rw-r--r--release_docs/RELEASE.txt11
1 files changed, 11 insertions, 0 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt
index 358a9e0..3a82088 100644
--- a/release_docs/RELEASE.txt
+++ b/release_docs/RELEASE.txt
@@ -241,6 +241,17 @@ Bug Fixes since HDF5-1.12.2 release
===================================
Library
-------
+ - Fixed a file space allocation bug in the parallel library for chunked
+ datasets
+
+ With the addition of support for incremental file space allocation for
+ chunked datasets with filters applied to them that are created/accessed
+ in parallel, a bug was introduced to the library's parallel file space
+ allocation code. This could cause file space to not be allocated correctly
+ for datasets without filters applied to them that are created with serial
+ file access and later opened with parallel file access. In turn, this could
+ cause parallel writes to those datasets to place incorrect data in the file.
+
- Fixed an assertion failure in Parallel HDF5 when a file can't be created
due to an invalid library version bounds setting