my $chunk = 1073741824; #1gb
[...]
      #- read an output file worth of data
      $sizeRead = read $in_fh, $buffer, $chunk;

[download]

I think that is highly suspect. You really should not be reading that much at once, but instead read 4K..128K chunks in a loop and write them to the destination file immediately.

In reply to Re: Chunking very large files by Anonymous Monk
in thread Chunking very large files by hiptoss

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