Running fnotifystat will show file activity and maybe useful to see what is causing the I/O.
sudo apt install fnotifystat sudo fnotifystat or to look for a specific process use: sudo fnotifystat -p snapd -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1831629 Title: snapd hammers SSD for long periods To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1831629/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs