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could not be moved as there were repeatedly read errors. The file was still on the xrootd cluster and has bee been re-migrated.

Validation

After the all Fermi files were moved to T10K tapes about 10% of the files were staged back to disk and the checskum of the files (cksum) were compared to the values from the Fermi data-catalog. The file listings from the old tapes are still available and for the validation 10% (rounding up) from each listing were selected. The file listing from 681 old tapes were used.

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