GH-3237. temporary update of hadoop version in POM #3238
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…replication Moves to 3.4.1
* lots of logging in TrackingByteBufferAllocator * Reader adds buffers to release Reader tests do still fail, but differently. Why?
Delete checksum file so checksum validation is bypassed, which avoids all slicing issues. This makes the test failure "go away" but doesn't address the underlying issue with ChecksumFileSystem subclasses, especially LocalFileSystem.
This makes the tests pass but doesn't address the issue that file:// reads will return sliced subsets of buffers; this is due to how checksums are being verified.
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Rationale for this change
Goal: address memory leak identified with ParquetReader.readVectored
What changes are included in this PR?
Patch 1 Moves to 3.4.1 for replication, testing and IDE...it isn't for merging.
It should show the problem.
Are these changes tested?
yes, hence the report
Are there any user-facing changes?
no
Closes #3237