One line version for convenience: $ dd if=/dev/zero of=test.img bs=1M count=4096 && dd if=/dev/zero of=test.img bs=1M count=4096 && du -sh test.img 4096+0 records in 4096+0 records out 4294967296 bytes (4.3 GB, 4.0 GiB) copied, 2.53702 s, 1.7 GB/s 4096+0 records in 4096+0 records out 4294967296 bytes (4.3 GB, 4.0 GiB) copied, 2.61288 s, 1.6 GB/s 8.0G test.img
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1723162 Title: du reports wrong file size for certain files To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/coreutils/+bug/1723162/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs