There is thread on the Shuttle forums that suggest the power supply may be failing:
http://us.shuttle.com/scgforum/tm.aspx?m=4337&mpage=1&key=RAID,SN78SH7ჱ I might try a swap out if it happens again.... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/495768 Title: System crashes at high CPU load Shuttle Barebone SN78SH7 with GeForce 8200 onboard graphic -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs