https://bugzilla.kernel.org/show_bug.cgi?id=151491 --- Comment #1 from Matthew L. Martin <mlmartin@xxxxxxxxxxxxxxxxx> --- The fault is in linux 4.4.16. After running the populate script for a few hours du and df disagree a great deal: # df -h /mnt/hdd_sd[gh]; du -hs /mnt/hdd_sd[gh] Filesystem Size Used Avail Use% Mounted on /dev/sdg 5.5T 129G 5.3T 3% /mnt/hdd_sdg /dev/sdh 5.5T 20G 5.4T 1% /mnt/hdd_sdh 20G /mnt/hdd_sdg 20G /mnt/hdd_sdh # lsof | grep -e sdg -e sdh jbd2/sdg- 32609 root cwd DIR 9,127 4096 192 / jbd2/sdg- 32609 root rtd DIR 9,127 4096 192 / jbd2/sdg- 32609 root txt unknown /proc/32609/exe jbd2/sdh- 32614 root cwd DIR 9,127 4096 192 / jbd2/sdh- 32614 root rtd DIR 9,127 4096 192 / jbd2/sdh- 32614 root txt unknown /proc/32614/exe -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html