QA output created by 516
Create the original files
35ac8d7917305c385c30f3d82c30a8f6  TEST_DIR/test-516/file1
39578c21e2cb9f6049b1cf7fc7be12a6  TEST_DIR/test-516/file2
Files 1-2 do not match (intentional)
(partial) dedupe the middle blocks together
XFS_IOC_FILE_EXTENT_SAME: Extents did not match.
Compare sections
35ac8d7917305c385c30f3d82c30a8f6  TEST_DIR/test-516/file1
39578c21e2cb9f6049b1cf7fc7be12a6  TEST_DIR/test-516/file2
Middle sections do not match (intentional)