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Posted to issues@spark.apache.org by "Alexey Kudinkin (Jira)" <ji...@apache.org> on 2023/01/09 23:49:00 UTC
[jira] [Created] (SPARK-41952) Upgrade Parquet to fix off-heap memory leaks in Zstd codec
Alexey Kudinkin created SPARK-41952:
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Summary: Upgrade Parquet to fix off-heap memory leaks in Zstd codec
Key: SPARK-41952
URL: https://issues.apache.org/jira/browse/SPARK-41952
Project: Spark
Issue Type: Bug
Components: Input/Output
Affects Versions: 3.2.3, 3.3.1, 3.1.3
Reporter: Alexey Kudinkin
Recently, native memory leak have been discovered in Parquet in conjunction of it using Zstd decompressor from luben/zstd-jni library (PARQUET-2160).
This is very problematic to a point where we can't use Parquet w/ Zstd due to pervasive OOMs taking down our executors and disrupting our jobs.
Luckily fix addressing this had already landed in Parquet:
[https://github.com/apache/parquet-mr/pull/982]
Now, we just need to
# Updated version of Parquet is released in a timely manner
# Spark is upgraded onto this new version in the upcoming release
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