0
votes
0answers
19 views

Ubuntu Server, services crashing yet server stays up with call trace

I have a strange issue with our Ubuntu 12.04LTS server. it has happened twice now and with a gap of around a week. The server services (apache, ssh, smnp, webmin, just the ones i tested) all stop ...
0
votes
0answers
25 views

How do I configure kdump with extra_modules on ubuntu?

I need to configure extra modules to load with kdump (specifically, vga16fb.ko). On RHEL systems it's in /etc/kdump.conf, but ubuntu doesn't have this file. I've looked in /etc/default/kdump-config, ...
1
vote
2answers
92 views

Diagnose a server crash, possibly CPU temp

I have a desktop running as a ubuntu server at another office. Lately its been shutting itself down once in a while, and I'm a bit unsure how to diagnose this. The syslog looks like this: May 20 ...
0
votes
0answers
149 views

Postgres segfault on Ubuntu 12.04 64

i have a unbelivable problem: Ubuntu server 12.04 64 bit running on Wmware Infrastructure, postgres 9.2 and django connecting via psycopg. Randomly postgres crashes with segfault, si i restart it an ...
1
vote
1answer
311 views

ubuntu server becomes unresponsive via web, ftp, ssh and more

I have a ubuntu server hosted and a couple of times it becomes unresponsive to everything, until a hard reboot is done.. i have pulled the logs but i need a little bit of help working out what they ...
1
vote
0answers
101 views

Ubuntu 10.04 Xen guest - why would time drift be proportionate with the system load?

We are trying to troubleshoot an issue with random system lockups during medium - heavy loads on an Ubuntu MySQL 5.1 server. There is nothing logging into the system during these lockups. The only ...
0
votes
1answer
121 views

Ubuntu - how to determine cause for server swaps?

One of my servers is crashing once in a few days. It does web serving + some background jobs like XML file processing. If you look at the screenshot http://awesomescreenshot.com/075xmd24 you'll see ...
3
votes
2answers
597 views

memory&swap are full, can't ssh; any option other than physical restart?

by mistake, i executed some applications that used all memory (and i think swap) on my ubuntu server and its now crashed, SSH doesn't work and freezes. Do you know any other options other than ...
2
votes
4answers
4k views

Ubuntu 11.04 Server Crashing - failed command: READ FPDMA QUEUED

I have a new Ubuntu Server (11.04) that keeps crashing, especially during heavy disk I/O (like making a backup). It's drives are configures as a RAID 10 with 4 1TB Western Digital Caviar Black Hard ...
3
votes
5answers
728 views

Ubuntu 10.04 server crash

I'm running an Ubuntu 10.04 (x64) as a web/mysql server. The server became unresponsive to SSH, Ping, HTTP etc. and the technician with physical access to the machine sent me this screengrab here: ...
1
vote
2answers
605 views

VMware Server 2 under 32 bit OS and more than 4G RAM crashes

We have VMware Server 2 running under a 32 bit OS (Ubuntu Hardy) installed by our provider. PAE is enabled, so we could exceed the 32 bit 4G limit. However, when we let install 4G more RAM to a ...