dd if=/dev/zero of=sample.pdf bs=1M count=1024
You can use the built-in dd command to create a perfectly sized 1 GB dummy file in seconds: dd if=/dev/zero of=sample_1gb.pdf bs=1G count=1 Use code with caution. Copied to clipboard 1 gb sample pdf file download fixed
Then duplicate content to reach 1 GB (using pdftk or qpdf ): dd if=/dev/zero of=sample