I was setting up a server recently and I was using KVM to virtualise a whole lot of hosts. Being fairly unimaginative I decided to call the machine kvm. As usual I used LVM for the disks. Now on Ubuntu this means that by default the VG will be called the same as the host [...]
September 15, 2009 – 2:06 pm
So in another case of tab completion gone wrong I ended up staring at the following on my laptop. johnf@zoot:~/dev/vquence/metrics/trunk$ sudo rm -rf /usr/lib ^C The command only ran for a few seconds so the damage wasn’t to bad, but what did I lose? The locate command came to my rescue. locate runs out of [...]
September 14, 2009 – 4:59 pm
One of the things I love about the Ubuntu project and launchpad is the Personal Package Archive. PPAs make it so simple and easy to backport packages. The only problem with PPAs is that they are public. I had a need to be able to host some private internal packages as well as squid with [...]
I would like to send out a big thank you to the Linux Australia Council. As I’m sure you all know yesterday was System Administrator Appreciation Day. The Council decided to send me a ThinkGeek gift certificate in appreciation for my work as an LA Admin. After hours of searching I finally decided on the [...]
November 4, 2008 – 5:08 pm
To quote Justaan: This is what we call the Melbourne Cup Network Effect It seems it really is the race that stops the nation. This is a graph of Bulletproof’s outbound web traffic for today. That’s a 37% drop in outbound traffic just after 3pm. Make sure you take note of my l33t gimp skills!
As most people will know yesterday caused a lot of people a lot of pain as they ran around replacing SSH keys and SSL certificates. While running around fixing up all our servers, most of them in one felll swoop thanks to puppet, I realised two of our servers were still running Edgy. I figured [...]
passwd -l root In gutsy the above would simply lock the account by placing an ! in front of the passwd in your /etc/shadow file. In hardy it now also sets the account as expired. Meaning you can’t ssh to it even if you have SSH keys in place. Time to go and rebuild my [...]
