Ok I solved my problem. I was echoing 32 to max_sectors_kb for sda instead of sdb.
So the command that fixes this for me is (as root): echo 32 > /sys/block/sdb/queue/max_sectors_kb -- Nokia USB Mass Storage disconnects randomly https://bugs.launchpad.net/bugs/118987 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs