The tag has no wiki summary.

learn more… | top users | synonyms

3
votes
1answer
363 views

Has anyone seen this kernel panic? What to do? (Ubuntu 10.04 LTS)

The last few weeks, we've been getting this kernel panic on one machine or another out of a cluster of 15, about one every four days. The machines are all running Ubuntu 10.04 LTS with Erlang R13B03; ...
3
votes
3answers
2k views

Setting the timeout for HP iLO VSP in order to catch kernel panic

So i have a server that has locked up twice recently. What i want to do is catch any kernel panic/oops written to the serial console. I can ssh in and start the VSP and i'm running my SSH session in ...
0
votes
1answer
845 views

FreeBSD guests running on ESX hang without panic log

We have three servers running on a same ESX host, all virtual disks are from a remote SAN storage controller. These tree servers hanged and restarted several days ago, and it happened to the DB server ...
0
votes
1answer
217 views

How do you track down kernel panic issues?

I've got a mac running as an office server which has it's share of kernel panics. I've tried reviewing the last item in the Console but I'm not sure if that's what I'm actually looking for or which ...
1
vote
0answers
179 views

Corrupted Kernel Output via Serial Connection

I have a server that Kernel Panics every once in a while, and I'm trying to get all of the output in order to debug it further. It is running RedHat 4, so the kernel version is only 2.6.9, too old ...
2
votes
2answers
4k views

kernel panic: Out of memory and no killable processes (SuSe on VMWare ESXi)

we have a server (ESXi virtual machine) at work that time to time gets frozen because of "kernel panic: Out of memory and no killable processes..." Host's memory is 12GB. Configuration of virtual ...
0
votes
2answers
3k views

What can be the reason for “Invalid module format”?

I'm following the steps to compile kernel 2.6.32 from source, and have no problem to go the the last step: ... make modules_install make install And I've also configured grub.conf correctly. But ...
7
votes
3answers
6k views

How can I see logs in a server after a kernel panic hang?

I am running a production gentoo Linux machine, and recently there was a situation where the server hung in my co-located premises and when I got there I noticed that the server was hung on what ...
2
votes
1answer
305 views

Debian Server Kernel Panic - Increasing Frequency

Server first crashed a week ago into a kernel panic and then rebooted, performed an FSCK and then came back up as normal. This then happened again this morning. Same panic, reboot, FSCK and then ...
1
vote
2answers
2k views

What can cause a kernel hang on redhat 4?

I've to solve a nasty problem on a ten machine "cluster": randomly one of these machine hang during an hard computation, sometime still ping sometime not. The problem was described me at the phone, ...
0
votes
1answer
142 views

Is it possible to install a new Kernel on an OS I can't boot into?

I just installed Debian onto an SD card via my laptop. I have now moved that SD card to my server and tried to boot from it. The error it's giving me is: This kernel requires the following features ...
1
vote
3answers
1k views

Kernel Panic with gentoo boot (root partition not found)

Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0) grub.conf default 0 timeout 30 splashimage=(hd0,0)/boot/grub/splash.xpm.gz title Gentoo Linux 2.6.34-r6 root (hd0,0) ...
1
vote
4answers
522 views

IBM X3650 with Red Hat Enterprise 4.8 kernel panics with error on empty memory bank

I have 3 IBM X3650 load balanced (round robin) with Red Hat Enterprise 4.8. One of them has intermittent kernel panics and reports an error on 2 particular memory banks (3 and 5) which are empty. I ...
1
vote
2answers
2k views

How should I capture Linux kernel panic stack traces?

What's current best practice to capture full kernel stack traces on a Linux system (RHEL 5.x, kernel 2.6.18) that occasionally panics in a device driver? I'm used to the "old" SunOS way of doing ...
1
vote
2answers
841 views

kernel panic messages to another file

Is there a way to get kernel panic information to log to either the local machine via a log file (I'm assuming possibly no, since it's panic'd) or would I have to enable remote syslog or netdump to ...
2
votes
1answer
355 views

reboot on kernel panic and drac

Does anyone know if it is possible to have a DRAC5 make a screenshot of the console when Linux reboots (automatically) due to a kernel panic? Our current system doesn't reboot automatically when it ...
0
votes
2answers
925 views

Kernel panic almost daily, why?

Running latest version of CentOS 5 64. Get these almost daily, at totally random times. The box is a file delivery machine, that usually sends around 2.3Gbit Message from syslogd@localhost at Jun 28 ...
2
votes
2answers
1k views

Diagnosing Hardware Problem in Linux Server that's Kernel Panicking

We have a server that has been occasionally kernel panicking for a while now that we believe has a hardware problem. How would you go about troubleshooting hardware that you don't have physical access ...
1
vote
1answer
768 views

Debian Lenny syslog kernel messages

I've recently got a hard drive swap on my colo'd box. I reinstalled Debian Lenny on the new drive and setup everything. Recently I've been getting these messages from the kernel (viewed on the ...
2
votes
3answers
1k views

ext4 in debian 5 (2.6.26)

Is ext4 ready for production usage in debian 5 (with linux kernel version 2.6.26) ? Will it be stable, oops-free and bug-free?
0
votes
3answers
3k views

Failing to Mount Root on PXE Image

I got DHCP/TFTP working great with no problems today. I can PXE Boot memtest off of the server with no problem, so I know there's nothing wrong there. For some reason, the image I'm trying to boot ...
3
votes
3answers
2k views

Command to output panic/reboot history in FreeBSD

Many years ago while dealing with a FreeBSD (5.3?) box that randomly panic'ed and reboot (bad memory as it turned out), I came across a command in some forum post that when used would output ...
2
votes
5answers
545 views

Troubleshooting seemingly random G4 kernel panics and lockups

Recently my 9 year old Apple G4 file server has been randomly crashing. Often it's a kernel panic, but sometimes the system just locks up. It seems almost always to happen when I'm out of my office... ...
0
votes
4answers
592 views

'Panicking' HP DL385 G2s since moving to RHEL 5.3

We have a number of HP DL385 G2s which kernel panic after installing RHEL 5.3. All are up-to-date with firmware CD 8.50. The initial RHEL 5.3 installation always works and in most cases the first boot ...
4
votes
1answer
1k views

Automatic Reboot after Kernel Panic

I am currently running Ubuntu 9.04, Jaunty, and have had some issues that caused a few kernel panics to crop up. These panics cause the system to dump a bunch of information to the terminal and hang. ...