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  1. ROOT
  2. ROOT-10188

RooDataSets with large weight array cannot be serialised

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      RooDataSet stores weights separately from data columns. When these are serialised, weight array larger than 1 Gb will lead to an error.

      See also
      https://root-forum.cern.ch/t/save-a-roodataset-error-in-tbufferfile-writebytecount-bytecount-too-large-more-than-1073741822/34626

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              Assignee:
              shageboe Stephan Hageboeck
              Reporter:
              shageboe Stephan Hageboeck
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