Your system sounds like its thrashing due your processes wanting to you more memory than is available in your system. (BTW, this has nothing to do with e2fsprogs).
Some links to pages that might be helpful: http://blog.scoutapp.com/articles/2015/04/10/understanding-page-faults-and-memory-swap-in-outs-when-should-you-worry https://serverfault.com/questions/77461/how-do-i-measure-disk-thrashing-on-linux https://unix.stackexchange.com/questions/259223/memory-usage-inexorably-creeping-upward -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1764180 Title: System slows down to almost freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/e2fsprogs/+bug/1764180/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs