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  1. Hadoop HDFS
  2. HDFS-8949

hdfsOpenFile() in HDFS C API does not support block sizes larger than 2GB

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • 2.7.1
    • None
    • None
    • None

    Description

      hdfsOpenFile() has an int32 blocksize parameter which restricts the size of the blocks to 2GB, while FileSystem.create accepts a long blockSize parameter.

      https://github.com/apache/hadoop/blob/c1d50a91f7c05e4aaf4655380c8dcd11703ff158/hadoop-hdfs-project/hadoop-hdfs/src/main/native/libhdfs/hdfs.h#L395 - int32 blocksize

      https://hadoop.apache.org/docs/current/api/org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, boolean, int, short, long) - long blockSize

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          duplicates

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-9541 Add hdfsStreamBuilder API to libhdfs to support defaultBlockSizes greater than 2 GB

          • Major - Major loss of function.
          • Resolved

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              Unassigned Unassigned
              vlad2901 Vlad Berindei
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                Updated:
                Resolved: