Mega Cp Files

Modern GNU cp (version 8.32+) introduced flags to handle mega files better.

Command:

cp --sparse=always --reflink=auto /source/mega.dat /dest/mega.dat

Recommendation: rclone copy --transfers 8 --checksum
Why: Parallel uploads, resume, client-side checksums, works with Mega. mega cp files

cd /destination sha256sum -c source_checksums.txt Modern GNU cp (version 8

For multi-TB files, use blake2 instead of sha256—it is 3x faster on modern CPUs. For multi-TB files, use blake2 instead of sha256