Error: Could not stat() command file ‘/var/lib/nagios3/rw/nagios.cmd’!

I've been doing a lot of Nagios deployments recently, and this error always bites me, on all Ubuntu versions, including Hardy and Intrepid (haven't...

Keeping Linux Users In A MySQL Database With libpam-mysql On Ubuntu

I want to have a set of users on my Ubuntu 10.4 Lucid Lynx box managed by MySQL, rather than LDAP for a change...
Enable Linux Core Dumps

Enable Linux Core Dump

One of our applications (Freeswitch) just randomly crashed for no apparent reason and didn't write anything to it's log files. The service we're...

Burning an XVid to DVD in Ubuntu Jaunty from the command line

I needed to burn an XVid of one of my performances to DVD last night, remotely, as my MythBuntu box was being used by...

Ubuntu and webcams

I've had some debugging to do for work for a part of our site that uses webcams but I've been a bit hazey about...

Using sed to replace all strings in a file

As part of our test environment rebuild one of the first things we tackled was moving the databases to the new virtual environment, this...

Disk Quotas On Ubuntu

I've recently needed to add disk usage quotas to a server in order to limit how much data users can store so as not...

Apache2 ldap auth on Ubuntu Dapper and Feisty

As part of our internal office systems upgrade we have a shiny new LDAP server which we like to use as much as possible....
Yum Couldn't Fork Cannot Allocate Memory

yum error: Couldn’t fork Cannot allocate memory

I've been doing some awesome things to a new VM for work, namely installing CouchDB, Apache and running Node.JS apps along side a...

Apache2 with SSL and Tomcat5.5 on Ubuntu

One of the newer features to our site is an access control mechanism to force specific paths to only be delivered over SSL when...

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