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  1. JDK
  2. JDK-8320215

HeapDumper can use DumpWriter buffer during merge

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      Generic (non-linux) implementation of DumpMerger::merge_file() reads/writes data from segment files in 4K chunks.
      DumpWriter can read the data directly to DumpWriter internal buffer (1MB) to avoid data copying

            amenkov Alex Menkov
            amenkov Alex Menkov
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