you could be facing the issue as described in https://bugs.launchpad.net/ubuntu/+bug/399978
can you confirm that whether the hard disk heating only occurs on AC power or on battery also -- Hard Disk Its hot https://bugs.launchpad.net/bugs/380405 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs