when the computer or an application is not responding
1
vote
0answers
21 views
Java application locks up after playing sound
Our Java application plays short notification sounds periodically (in response to user actions). On some hardward, our application will lock up after the 3rd or 4th short sound. We have to pkill java ...
3
votes
3answers
237 views
Ubuntu 12.04 Gnome 3 “freezes” randomly - not a normal freeze though
Since upgrading to 12.04, I've randomly experienced this strange phenomenon where my mouse mostly doesn't work and keyboard mostly does. I have not been able to identify a cause for this. Sometimes it ...
3
votes
0answers
43 views
Window content freezes
I recently started using Kanotix, a Debian based distro that loads itself into RAM on boot, and i'm loving it. But this is the second time I have this problem, and I was wondering what caused it and ...
2
votes
1answer
59 views
Local, regular file causes `stat` or `ls -l` to hang
I've seen a few different questions about ls hanging. It's usually because they use the -l switch, which causes a stat on the file, which in turn is a bad symlink or pointing to an NFS mount or some ...
0
votes
0answers
66 views
keyboard lockup after hold ctrl key
With Fedora 17 I have a PS/2-connected keyboard. If I hold just the left CTRL key down for a period (say 5 seconds) then the whole keyboard locks up. The USB-connected mouse still works and I can ...
1
vote
0answers
120 views
Fedora 17 freezes at loading screen with a CD-based installation
I'm trying to install F17 on my laptop (Toshiba A-665 ... 4gigs RAM, nividia gforce GTS350M,core-i7 1.7 GHz processor), but the liveCD boot freezes about 3/4 of the way through the loading icon... ...
5
votes
4answers
201 views
Accidental `nano SomeFile | uniq` renders the shell unresponsive
In my attempt to get unique entries (read lines) out of a simple text file, I accidentally executed nano SomeTextFile | uniq.
This "instruction" renders the shell (bash) completely (?) ...
6
votes
1answer
170 views
Untraceable stability problem of 3.6.8 kernel on ASUS P53E
Randomly, but not later than after 10 hours of work, the laptop freezes. Just freezes. Knowing that not all hardware errors are reported back to the user I tried the netconsole. Unfortunately the ...
1
vote
2answers
423 views
Typing in Chromium's/Chrome's Omnibox crashes browser
Very often, when I type something in Omnibox (address-bar), Chromium/Chrome crashes. W/ crash I mean that it freezes and refuses to any signals (mouse, keyboard etc.).
This is what got printed out to ...
6
votes
1answer
2k views
Fedora 17 Freezes on Boot
I have been having issues with Fedora 17 not booting after the latest round of updates. I am able to enter the pass for my disk encryption, the boot logo acts normally but after the animation is ...
5
votes
1answer
133 views
Hard drive writes freezing up Gnome
I'm currently running Debian 6.0.5 on my white Macbook 2008 (4,1) and have recently noticed that when I download, move, or decompress a file, Gnome freezes up completely for at least 20 seconds. These ...
2
votes
1answer
263 views
System freezes. Can't find anything in the logs
My linux desktop system freezes (aptosid/debian sid) sometimes and after a reboot I can't find any infos about the reason for the freeze in messages/dmesg/syslog/Xorg.*.log.
When it "freezes" I can ...
3
votes
1answer
251 views
Vim high CPU usage upon opening JS files
Vim and especially Gvim stops responding and utilizes 100% of CPU upon opening big .js files (1000+ lines). Pressing Ctrlc stops the process. Whatever Vim does trying to open the file, it displays the ...
1
vote
2answers
2k views
How to fix non-responsive Ubuntu system?
I use Ubuntu. Sometimes, the system does not have any response with mouse and keyboard. Is there any way to solve this problem except hitting the reset button on the machine?
6
votes
1answer
703 views
How to debug system freeze?
I'm experiencing strange bug when I close lid of my laptop - system freezes (no reaction on keys, no response form ssh) hard and displays some strange colour effects. The kernel log (after reboot) ...
0
votes
2answers
480 views
System freezing on Fedora 15 - graphics issue?
I've been using Fedora 15 for a couple months now and haven't had any problems. Last week I switched desks and got a new monitor, and now all of a sudden it will randomly freeze up.
Also sometimes ...
2
votes
1answer
96 views
Is this task freeze related to ReiserFS (v3)? (or: is ReiserFS getting so old that it should be actively replaced?)
I just had a weird system freeze that I resolved using alt-sysrq-e. Here's my dmesg: https://gist.github.com/1609263
I was wondering whether it might be some kind of deadlock in the reiserfs3 code ...
5
votes
1answer
266 views
Low battery freezes laptop
I have a laptop Lenovo G575. MS Windows works without any problems on it, but with Linux, it freezes during login or up to 10 minutes after power on. I have tried Ubuntu, Fedora 15 and 16, Fedora 16 ...
1
vote
3answers
593 views
System freezes when browsing internet
About a week ago my system began to freeze (deadlock, only manual shutdown with laptop button helped) from time to time.
The frequency of deadlock is increasing. Today it was about 10 deadlocks with ...
6
votes
1answer
1k views
System hanging when it runs out of memory
I've got an eeePC 900a: it has a 8GB flash as disk and only 1GB of RAM. The Linux distribution installed on it is ArchLinux.
When the system runs out of memory it becomes extremely unresponsive: it ...
2
votes
2answers
383 views
How to troubleshoot a computer freeze from liveCD?
I'm helping my dad fixing his old computer. I am now running it from Fedora 16 with XFCE Live CD.
If I try to install, as soon as it gets to the part where it writes partition to disk however, the ...
6
votes
2answers
502 views
System often freezes without warning
The system often just freezes up without any warning, it doesn't gradually start getting slower or something like that, and every time I look the avarage system load is below 20% (usually not even ...
1
vote
2answers
973 views
Removing a directory hangs
I'm a non-root user on a shared compile server that mounts /home via NFS from some other host. I have a directory ~/a/b with lots of subdirectories c1,c2,.... I wanted to delete ~/a/b completely, and ...
10
votes
4answers
12k views
How to completely disable swap?
I am using Debian sid, hard drive formatted with ext4, running on linux 3.1
I remember on previous linux versions (maybe before 3.0), if I run out of memory, and swap is not enabled, programs will ...
1
vote
2answers
537 views
Make iotop show only the most disk-intensive item
My laptop (no VM, just plain Ubuntu with encrypted home) freezes for 3 minutes a few times per day. During these 3 minutes, the disk LED indicates intense disk activity, and I can't even move the ...
7
votes
1answer
154 views
Where should I look for error messages after a freeze-up and reboot in Linux?
I was forced to shutdown (using the power button) and reboot after my laptop froze with just a black screen.
After such an incident, where should I look for error messages etc. that might indicate ...
1
vote
2answers
287 views
scp hardlocking my server (both ways)
I have this strange issue. scp is hard locking my server.
I have tried memcheck, tried downloading big files using wget, tried speed test in openssl and everything works just fine, yet every time I ...
1
vote
0answers
326 views
Using xrandr freezes computer completely
I have the following problem: I have a laptop (open) with an external monitor connected. After boot, everything is perfect - the laptop screen is on the left of the external one and both resolutions ...
3
votes
1answer
798 views
How to quit GNOME file copy GUI after it hangs
Many times I find GNOME file copy GUI tool (Nautilus) irritating when it stops working. It happens when:
I cancel the copy or move
I try to copy to blue tooth exchange folder to my friends ...
1
vote
5answers
308 views
No response on a Linux machine
I am using centOS, sometimes the system just does not respond at all. In windows box, I can ctrl-alt-delete.
On a Linux machine, how should I handle this?
45
votes
2answers
15k views
How to unfreeze after accidentally pressing Ctrl-S in a terminal?
It's a situation that has happened quite often to me: after I press (with a different intention) Ctrl-S in a terminal, the interaction (input or output) with it is frozen. It's probably a kind of ...
4
votes
4answers
1k views
Debugging Linux machine freezes
I have 15 identical Linux RH 4.7 64-bit severs. They run cluster database (cluster is application level). On occasion (every month or so) a random box (never the same though) freezes.
I can ping the ...
