Questions tagged [freeze]

when the computer or an application is not responding

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3
votes
1answer
694 views

Linux mint freezes on second account login - unable to handle kernel NULL pointer dereference at (null)

I have two accounts, daniel and dn. When I log in with daniel first, everything is okay. But I can't login with dn, it freezes. It's irrelevant if I log out daniel or try a parallel login. It's the ...
57
votes
3answers
43k views

Why is my PC freezing while I'm copying a file to a pendrive?

I have a really strange situation here. My PC works fine, at least in most cases, but there's one thing that I can't deal with. When I try to copy a file from my pendrive, everything is ok -- I got 16-...
6
votes
3answers
2k views

How to open tty or execute some script when the shortcut Ctrl+Alt+F[1-6] doesn't work and X11 is partially frozen but system is still working?

I'm using Ubuntu 10.10 with Gnome on Acer Aspire One netbook. The X11 or just some parts of Gnome like panels and partially windows (details described below) are frozen which doesn't allow to do ...
0
votes
0answers
63 views

Windows in Gnome on Ubuntu 10.10 are frozen

I saw a question in SuperUser titled How do I restart a frozen screen in Ubuntu without losing any open windows? and I think it would be helpful, but the problem is I can't switch to any of the TTYs. ...
4
votes
2answers
732 views

Chromium with ~20 opened tabs freezes my laptop

When I have about 20 opened tabs of Chromium I see the hard disk starts writing and everything start to freeze. I have to 'killall' Chromium. Previously I had installed google-chrome and the same was ...
10
votes
3answers
21k views

How to recover from desktop freeze without losing running windows?

Sometimes VirtualBox causes random freeze of my Mint 16 Cinnamon Desktop 64bit. I am not able to pinpoint what is actually wrong and even where to fill the bug report. But the life goes on and I ...
2
votes
4answers
1k views

Linux randomly freezing?

For the last few hours, my computer has been freezing at random every minute or so. I'll type some text, and it won't appear until ~15 seconds later, all in one block. It started happening all at once ...
5
votes
3answers
2k views

Is there a way to discover why my server had a high load

Just now I was forced to remotely reboot my CentOS 6.3 system due to a ultra high load (75!) that paralyzed the system. This is a web/mail server that serves a wordpress blog (mySQL + PHP). Is there ...
3
votes
1answer
2k views

My Debian freezes

I installed a fresh Debian 7 install, but it freezes from time to time, and when it happens (quite often indeed) only the mouse can move around but everything is blocked. All I can do is restart. I ...
0
votes
0answers
176 views

New SuSE install intermittently freezes

I've just installed the latest Gnome SuSE from their website (downloaded from their site yesterday). I grabbed the LiveCD, put it on a USB stick, booted from it, and used the included installer to ...
6
votes
1answer
3k views

chrome freezes Ubuntu 13.04

Since about 2 to 3 weeks ago, my Ubuntu 13.04 desktop frequently freezes after I am using Chrome for a while. The mouse is movable, but nothing respond to mouse or keyboard. I have to push the power ...
1
vote
1answer
571 views

Diagnose crash output

I've been using Linux Mint MATE edition for a while and suffering the odd freeze. Today, it switched to a terminal-style output and gave me some actual info before it died. I took a photo, see below ...
0
votes
1answer
721 views

Kernel Panic after Fedora 19 Update

After installing updates on Fedora 19 (kernel 10.3.7-200.fc19.x86_64) the DE freezes whenever I log in. Using the virtual consoles doesn't work. One time I even got this kernel panic: I have other ...
2
votes
1answer
556 views

RTL8180 kernel module freezing with Realtek RTL8185L chipset

I've recently purchased a PEAK wireless PCI board. I needed a card with removable antenna capability to test a high gain antenna that I had laying around. Went to my local hardware store and I got ...
4
votes
3answers
1k views

What is freezing my desktop every second (like clockwork)?

Recently, after using my desktop machine for a day or so, the oddest thing will start happening: Every second, the desktop will briefly freeze, then continue, like a heartbeat. The interval is one ...
13
votes
2answers
9k views

How to prevent fork bomb?

To prevent fork bomb I followed this http://www.linuxhowtos.org/Tips%20and%20Tricks/ulimit.htm ulimit -a reflects the new settings but when I run (as root in bash) :(){ :|:&};: the VM still goes ...
2
votes
1answer
3k views

Mint 15 freezes at startup

Yesterday I installed Mint 15 MATE on my laptop. Everything worked perfectly, so I installed some packages (python-django, mysql-server, and some other python modules). I also ran apt-get update &&...
1
vote
2answers
3k views

Fedora 19 freezes after login

I have been using F19 for a couple of days until I've decided to do an yum update. Everything went well but after reboot I can't get past the login screen anymore. I enter my username/password, then ...
1
vote
1answer
871 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
2k 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
138 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
2k 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 ...
1
vote
1answer
357 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
289 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
1k 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 (?) unresponsive/...
6
votes
1answer
358 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
906 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 ...
7
votes
1answer
4k 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
306 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 ...
5
votes
1answer
5k 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 ...
4
votes
1answer
1k 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 ...
21
votes
2answers
110k 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?
9
votes
1answer
3k 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) ...
133
votes
8answers
328k views

What to do when a Linux desktop freezes?

I'm a Windows guy, dual booted recently, and now I'm using Linux Mint 12 When a Windows desktop freezes I refresh, or if I am using a program I use alt + F4 to exit the program or I can use ctrl + ...
0
votes
2answers
841 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
164 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 ...
7
votes
1answer
679 views

Low battery freezes laptop [closed]

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
4k 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 ...
34
votes
4answers
21k 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
838 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 ...
7
votes
2answers
1k 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 10%)...
2
votes
3answers
11k 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 ...
30
votes
6answers
53k 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 ...
4
votes
2answers
9k 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
806 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
663 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 ...
2
votes
0answers
1k 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 ...
4
votes
1answer
3k 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 laptop(...
1
vote
5answers
2k 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?
705
votes
2answers
399k 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 "...