I am using Debian GNU/Linux 7.8 (wheezy). While running my MATLAB program today, I got this message in terminal.
Message from syslogd@sas21 at Jul 18 16:40:49 ...
kernel:[1747708.091929] Uhhuh. NMI received for unknown reason 20 on CPU 4.
Message from syslogd@sas21 at Jul 18 16:40:49 ...
kernel:[1747708.091932] Do you have a strange power saving mode enabled?
Message from syslogd@sas21 at Jul 18 16:40:49 ...
kernel:[1747708.091932] Dazed and confused, but trying to continue
I also remember hearing some beep sound in between.
What does this mean? And what should I do further?