0
votes
0answers
16 views

Int system call and 'int' within C syntax

I'm learning about kernels and I was curious if the int system call(in our case, in Linux) has any connection with the declaration of an integer in C and C-based languages. int n; Is an integer ...
0
votes
0answers
124 views

How to get system call numbers in Ubuntu 12.04

I am reading the book Operating System Concepts. On page number 94 (in 8th edition), the author talks about system call numbers, and gives the location of the file where we can get this number: ...
0
votes
1answer
422 views

Ubuntu 13.04 random crashes

I'm having a problem which seems to get worse as time goes on. I'm having random crashes (image links at the bottom), It used to happen about once a week or so, but now it happens a few times a day. ...
1
vote
0answers
150 views

Cannot access local variables using systemtap

I am just getting started using systemtap. On my 64bit Ubuntu 13.04 system, I installed systemtap and dependencies + systemtap-doc and elfutils then added the ddep repository to my apt/sources.list ...
0
votes
1answer
53 views

can I find the kernel version in system logs

I am developing a new debugging technique bc my ubuntu crashes. I had this idea of running with older kernels and see if they behave better/worse. I know how to find kernel version using a command. ...
1
vote
0answers
38 views

system log not perpetually scrolling?

rsystemlogd is installed - when running - then system log is scrolling too with kernel.log and logging of eth0. Now it happens that system log is not scrolling despite of that rsystemlogd is still ...
4
votes
1answer
86 views

I got a General Protection Fault while transferring files

SO I was transferring files from one portable hard disk to another (I had two of them connected to the laptop and suddenly the whole thing crashed. Any idea why this could happen? Should I be worried? ...
0
votes
1answer
120 views

kern.log reports times in UTC instead of local time zone

I attempted to set my local timezone to America/New_York by doing (as root): # cp /usr/share/zoneinfo/America/New_York /etc/localtime # echo "America/New_York" > /etc/timezone # dpkg-reconfigure ...
7
votes
2answers
2k views

Tons of general protection faults

I recently upgraded my home server from Ubuntu 10.04 to 12.04.1. It runs the linux-image-server kernel, x86_64 arch. There's nothing particularly unusual running, I think -- a deluge daemon, apache2, ...
2
votes
2answers
797 views

syscall_table_32.S file not found

I want to add a systemcall to Linux, but in training data we need to change the file linux/arch/i386/kernel/entry.S or arch/x86/kernel/syscall_table_32.S. I can not found the files. I looked and ...
0
votes
1answer
329 views

Don't want RAID to autostart

I have software RAID in my system, and I would REALLY like it NOT to automatically start at system boot. Ubuntu system is installed on a partition not on a RAID (no need whatsoever to start raid for ...
0
votes
1answer
1k views

12.04 call trace - system crash? [closed]

Last night my screen suddenly turned black (black screen like when my laptop is turned off) while I was extracting a RAR file, and I was unable to restart my laptop after. Assuming it was a dead ...