What does the crash mean? And why is my Ubuntu Blackbox is crashing how can i check deeply?

Posted by YumYumYum on Ask Ubuntu See other posts from Ask Ubuntu or by YumYumYum
Published on 2012-03-19T17:48:31Z Indexed on 2012/03/19 18:14 UTC
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My system was running for a while amount of 6 hour. Two times i loss remote access and it was not functioning anymore IP is gone etc etc.

3 time showing crash but i have no idea what and why. How to know what went wrong?

$ last
sun      pts/0        d51a429c9.access Mon Mar 19 13:44   still logged in   
sun      tty7         :0               Mon Mar 19 12:17   still logged in   
reboot   system boot  2.6.38-8-generic Mon Mar 19 12:17 - 13:49  (01:31)    
sun      pts/0        d51a429c9.access Mon Mar 19 10:05 - crash  (02:12)    
sun      tty7         :0               Mon Mar 19 10:00 - crash  (02:16)    
reboot   system boot  2.6.38-8-generic Mon Mar 19 10:00 - 13:49  (03:48)    
sun      pts/0        d51a429c9.access Mon Mar 19 09:24 - down   (00:35)    
sun      tty7         :0               Mon Mar 19 09:20 - down   (00:39)    
reboot   system boot  2.6.38-8-generic Mon Mar 19 09:20 - 10:00  (00:39)    
sun      pts/2        d51a429c9.access Sun Mar 18 18:04 - down   (01:14)    
sun      pts/1        d51a429c9.access Sun Mar 18 17:43 - down   (01:35)    
sun      pts/0        d51a429c9.access Sun Mar 18 15:07 - 18:47  (03:40)    
sun      pts/1        d51a429c9.access Sun Mar 18 12:58 - 17:42  (04:43)    
sun      pts/0        d51a429c9.access Sun Mar 18 10:21 - 15:06  (04:44)    
sun      tty7         :0               Sun Mar 18 08:56 - down   (10:22)    
reboot   system boot  2.6.38-8-generic Sun Mar 18 08:56 - 19:19  (10:22)    
sun      tty7         :0               Sat Mar 17 18:03 - down   (14:51)    
reboot   system boot  2.6.38-8-generic Sat Mar 17 18:03 - 08:55  (14:51)    
sun      tty7         :0               Sat Mar 17 15:00 - down   (01:38)    
reboot   system boot  2.6.38-8-generic Sat Mar 17 15:00 - 16:39  (01:38)    
sun      pts/0        d51a4297d.access Sat Mar 17 10:45 - 14:32  (03:46)    
sun      tty7         :0               Fri Mar 16 18:46 - crash  (20:14)    
reboot   system boot  2.6.38-8-generic Fri Mar 16 18:46 - 16:39  (21:53)  



$ sensors
acpitz-virtual-0
Adapter: Virtual device
temp1:       +27.8°C  (crit = +100.0°C)                  
temp2:       +29.8°C  (crit = +100.0°C)   

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