Just to confirm, when you boot a prior kernel version on your Saucy installation, the problem persists. However, if you boot a Raring(Or earlier) LiveCD the issue does not exist?
Can you confirm the value of write cache when the bug exists and does not exist: sudo hdparm -W /dev/sdb A good expierement might be to disable write cache to see if it has an effect on the poor write performance: sudo hdparm -W 0 /dev/sdb -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1242085 Title: Low write speed to USB disks - do something! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1242085/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
