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1
vote
2answers
26 views

Why doesn't this sequence of keys, using SyRq, work

I have Fedora 20, with zshell and Mate desktop. I have just come across this article about using SysRq keys, but they don't give the results shown there. I am using Alt with the key marked "Home" ...
1
vote
1answer
34 views

Does the NICs have any kind of log?

Recently I had an issue with my server, my nagios couldn't ping it and lost connection with the NRPE daemon, in my host provider interface I could see the server was ACTIVE but either I couldn't ping ...
0
votes
1answer
44 views

Bash crashes when running common commands [closed]

Open Bash, run Top, and about 1/3 times, bash just closes. The other 2/3 times, it runs properly. The same thing occurs with other commands like "clear" or "/sbin/ifconfig" Any ideas what may be ...
1
vote
0answers
27 views

Linux Oracle - Random crash CPU Stuck

I have several Linux oracle VMs running under hyper-V. Kernel version is 2.6.32-358.el6.x86_64. Sometimes, the VM stuck, we still can ping it, but we cannot ssh, or through the hyper-v console this ...
5
votes
2answers
60 views

bash crashed with for loop [duplicate]

The question may be trivial but with this simple for loop for i in {1..10000000}; do echo "$i" line >> file done my shell crashed after some elaboration time (the tab in the terminal emulator ...
1
vote
0answers
151 views

SSD Crash Randomly on Linux Mint 17

I'm running Mint (17 Qiana 64bit) on a fresh install on a new laptop (Dell N5110) with a new Crucial MX100 SSD and twice now the whole system has frozen up. If I switch to a text terminal (as in ...
0
votes
1answer
44 views

How can I know what is the cause of linux to crash at start-up?

I'm using gentoo. Sometimes (not always), when the system starts (from power up), its crash (before I'm getting the GUI login window). I know Linux saves into log files the problem of the crash, but ...
3
votes
1answer
143 views

Why does abrt take over log output for a process that didn't crash?

Short version: I have a long-running process (web proxy) that logs (verbosely) to syslog Something bad happens, and abrt steps in somehow The process continues to run... ...but all log messages to ...
2
votes
0answers
134 views

How to debug random reboots, with no kernel panic, of an embedded system?

I have two aValue RPC-10W1 embedded systems that reboots by themselves after 1-2 hours. Facts: The board will reboot within a time span of 1 to 2½ hours. The issue is present on two identical ...
0
votes
0answers
79 views

Random crashes on elementary OS

I've been trying different distros on my laptop because I'd really like to switch to Linux but I can't seem to make it work. I installed Fedora and elementary OS (which worked before) on my laptop ...
1
vote
2answers
111 views

Fedora 20 Crashes on Older PC

I have an older PC that has been flawlessly running Windows XP for several years. Since Microsoft discontinued support for XP, I want to install the latest version of Fedora. While trying to install ...
0
votes
0answers
39 views

Why does Android crash when stressed on Memory where as GNU-Linux keeps running?

I have two devices, an Android phone with an eGlibC stack running side by side with Bionic, and an old HP tower with Debian. My HP tower has 512 MB of RAM. My phone has 2GB of RAM. I run top on ...
1
vote
2answers
51 views

How to see what processes WERE running?

Is there a chance to get the processes that RAN before my system crash? EDIT What I really want is to see the past processes. My system crashed & I want to know if a specific process was the ...
0
votes
0answers
161 views

Fedora 20 crashes momentarily on every boot, but system still running

I am trying to figure out what is causing the momentary crash on every boot up, as observed in the output from last command: user pts/0 :0 Wed Jul 15 21:07 still logged in ...
0
votes
1answer
54 views

Older Computer Not Stable With Mint 17

I have an older desktop computer (about 10 years), a Sony Viao PCV-1132 (I can't find a spec sheet on it), that would not reliably boot up with Windows XP. The only difference from stock is a ...
6
votes
2answers
175 views

Why do some applications stop working when permissions are changed in /usr/bin?

On OS X, a friend of mine changed the permissions on /usr/bin recursively using Finder, in order to grand write access to everyone. Here is how it's done: Go to /usr/bin in Finder, then mess with ...
2
votes
1answer
50 views

Where do drafts go when mutt crashes?

Sometimes a message doesn't get sent for whatever reason (e.g. a crash or shutdown). I can't find the message in the Drafts maildir (/new, /tmp, or /cur). Surely mutt must save the message somewhere ...
2
votes
1answer
84 views

What are files in `/var/crash/`?

I know when a program crashes, some files creating in /var/crash/. But I don't know what these files are! Is that error logs?
2
votes
2answers
666 views

Is there a way to tell how many times my computer has rebooted in a 24 hour period?

I was doing a 24 hour code-a-thon and had to reboot numerous times and was wondering if there was a way to tell exactly how many the computer was rebooted or crashed.
0
votes
1answer
81 views

Access Windows File System From Linux OS

My sister's computer has stopped working. I am not entirely sure what the problem is, but I think it is a Windows/software issue. She really just wants to retrieve the pictures off it. I am ...
1
vote
0answers
52 views

probably gfs2 problem

We have a Mail Server (CentOS 6.5) with these component: Postfix Dovecot Mysql MailScanner (spamassassin,clamav) GFS2 Partition Last night the server crashed and this is the kernel logs before ...
1
vote
0answers
96 views

Debugging a “brutal” system hang (no longer responds to Alt+SysRq+B)

I've had a series of system hangs where I hoped to get a crash dump to at least get some clues but the normal "magic sysrq" functionality is broken too; not even the immediate reboot key works. The ...
1
vote
0answers
279 views

Vbox crashes while installing RHEL 6.5

I'm using Vbox 4.3.10 to run a RHEL 6.5 vm. Host is Win 8.1. All goes well during installation until the very last moment when I press REBOOT, then VBox crashes. I should mention that the first ...
0
votes
1answer
76 views

Why do I get dropped into a GRUB rescue console? [duplicate]

I've been setting up my environment on a fedora 20 64bit, the last week. After a restart tonight I am unable to boot into my system. It boots into this terminal/prompt and it says: [ Minimal ...
2
votes
1answer
1k views

How to get last crash log from ArchLInux

My system suddenly crashed, I have restart it, where could I find the last/previous crash log, since there are no /var/log/syslog* anymore..
2
votes
2answers
1k views

Troubleshooting kernel panic — next steps after analyzing `crash` dump

I'm running an Ubuntu 12.04 machine with an Intel i7 CPU. Every now and then, it freezes up completely -- the machine and display stay on for a minute or so, the audio that was playing (if any ...
4
votes
1answer
127 views

How long should I wait between keystrokes when doing SysRq + REISUB?

I read this from here: The most useful combination is the Alt+SysRq/Prnt Scrn + R-E-I-S-U-B. The above basically means that while you press and hold Alt+SysRq/Prnt Scrn and press R, E, I, S, ...
1
vote
2answers
531 views

Running `sudo /sbin/service mysqld start` causes system to crash

OS: CentOS 5.10 Service: Amazon Web Services Attempted to remove MySQL 5.0 and install MySQL 5.6 I had a server set up, and was going to use MySQL, but it was was set up with MySQL 5.0. Since ...
0
votes
0answers
63 views

Opening TTY or using IBus freezes Linux?

For some reason, whenever I open a TTY, if I switch back to X11, it will be completely frozen except for the cursor. The exact same thing also happens whenever I use IBus to switch to ibus-mozc for ...
2
votes
2answers
580 views

Finding error log related to specific crash in Ubuntu

Every time I try to start a specific program (Mathematica), my Ubuntu session crashes and I get thrown back to login screen. I want to find out 1) what is it exactly that crashes (probably X) and 2) ...
2
votes
2answers
1k views

After crash, e2fsck fails with weirdly high block numbers/sizes

After a breaker trip a Raspberry Pi of mine started to halt boot with kernel panic (same message as here). This is a Raspberry Pi running Raspbian, so it runs from a SD card, from a main ext4 ...
2
votes
1answer
431 views

Since Ubuntu persistent USB crashed, it fails to boot with black screen pre-login, what to do?

I'm using a persistent live USB version of Ubuntu 13.04. Recently it crashed while I was using it. When I restarted I couldn't get past the Ubuntu logo with the sequentially flashing dots anymore. ...
0
votes
1answer
88 views

How to generate kernel crash dumps? [duplicate]

I have X running on terminal 1 and terminal 2 on my RHEL 6.4 system. If i randomly switch between tty1 and tty2, the system crashes. I need to generate crash dump file to analyze the issue. How can I ...
1
vote
1answer
112 views

How to know I am using vi or emacs input?

Crash shell allows to specify the command line editing mode to vi or emacs. What will be the difference in these input methods? I am not asking about the internal features.
0
votes
0answers
164 views

Linux server crash (kernel NULL pointer dereference + soft lockup - CPU#1 stuck)

I have a Linux 3.2.0-4-amd64 #1 SMP Debian 3.2.46-1 x86_64 GNU/Linux server that keeps crashing, usually once every 24-72 hours. I'm running lighttpd, mysql, haproxy and a couple of always-running ...
1
vote
0answers
249 views

I get this shutdown prompt, then my laptop dies. What is happening?

I get a dialog box that says 'Shut down the system now', the same as if I had clicked 'quit' in the main menu. This happens seemingly randomly. If I choose 'cancel', it sometimes goes away. Other ...
1
vote
0answers
77 views

Diagnoising a hardware issue on linux

I have a laptop that completly turns its self off after an unpredictable amount of time. It also doesn't allow for its self to turn it back on after a period of time. To me this sounds like an issue ...
2
votes
3answers
183 views

Is Firefox for Linux generally unstable? [closed]

Started using Firefox in the early days and have used it as main browser for a long time. Under Windows, where I used it a lot until approximately 2011, I generally seldom had problems with it. ...
1
vote
4answers
629 views

crash shell: any way to check if a command executed Successfully

I'm automating a test using crash package. Is there some thing like $?, which can be used to check if the previous command executed successfully or not inside a crash shell? For example, when ...
0
votes
1answer
261 views

The application gnome-panel has quit unexpectedly

I'm getting the following error on a Solaris machine when logged in via VNC. The application gnome-panel has quit unexpectedly. The two options I see are Restart Application and Close. I would ...
0
votes
1answer
4k views

Auto-restart an process when it crashes

I have an app that I need to autostart when the OS starts. I am running in a CentOS 6, so I am using a LSB init script placed in /etc/init.d. So far this is fine and working. Now....besides that, ...
1
vote
3answers
296 views

New Computer keeps crashing on fresh install

I have a brand new HP Envy dv7-7212nr, second one, because I thought there was something wrong with the SSD with the first one. After I install Debian Testing or Mint, I compile the wireless drivers. ...
8
votes
3answers
880 views

How can I recover after Kate crashes?

I use Kate for coding and note-taking. Sometimes it crashes - often when I've got a lot open. Unsaved 'real' documents (eg, ones backed by files, that have been saved at some point) usually have a ...
1
vote
1answer
115 views

Not using specific memory regions due to errors

I have just installed some new RAM (2x1GB, 667, sticks from 2x512MB, 533, sticks) into an old system (perfectly valid), and all was working fine, until now. I have been having some issues when the ...
0
votes
1answer
101 views

Can't access server after rvm install

I messed up my server yesterday, and im not quite sure how to get it straight again. After trying to install SiriProxy by severall guides failing one after the other on the step for rvm and ...
6
votes
1answer
1k views

Trouble Logging Kernel Panic for Debugging

I'm running Ubuntu 12.04 on AWS/EC2 and having a large number of hosts going belly up. I'm trying to enable kernel dumping, but when I simulate a kernel panic, there's no .crash file written anywhere ...
10
votes
4answers
22k views

Determining cause of Linux kernel panic

I'm running an Ubuntu 12.04 derivative (amd64) and I've been having really strange issues recently. Out of the blue, seemingly, X will freeze completely for a while (1-3 minutes?) and then the system ...
1
vote
1answer
447 views

Behavior of rsyslog writing to a pipe

I configure rsyslog with an additional entry, like this: *.* |/var/log/logpipes/pipe1 and have my own evaluation program for the messages received. This works so far, but I am unsure, how rsyslog ...
1
vote
5answers
875 views

How to debug whether restarts are caused by software or hardware?

A newly build Linux debian 2.6.32-5-amd64 #1 SMP Sun Sep 23 10:07:46 UTC 2012 x86_64 GNU/Linux server suffers numerous restarts. 'last -x' output shows: root pts/0 192.168.254.11 Sat ...
1
vote
0answers
274 views

Hardware problem after fresh Linux Mint install

I've installed Linux Mint, Mate 64bit on my machine. My configuration: Desktop PC HP Pro 3400 Series MT Processor: Intel Core i3 2120 @3.30GHz Chipset: Intel Sandy Bridge Graphic Interface: ...