Like many others I have been drawn in by the appeal of websockets and their use in (near) real-time communication. As such one of my current projects uses Node.js and websockets (via socket.io). To maximize compatibility, I would, of course, like my Node.js site to run on port 80. My server, however, is not used… Continue reading WebSockets – Varnish, Nginx, and Node.js
Month: March 2012
DRBD on Amazon’s Linux
Note: this was done more as an experiment than for something I intended to use in production – so consider it to be more a compilation of notes than a full out procedure. DRBD – Distributed Replicated Block Device – is a kernel level storage system that replicates data across a network. It uses TCP… Continue reading DRBD on Amazon’s Linux
Varnish – Nothing but 503s
I use Varnish on my production server without any issues – it works quite well, and I have come to consider it an essential component in my server stack. I have recently been having a bit of trouble with a new project of mine that I currently believe a misconfigured Varnish instance to be responsible… Continue reading Varnish – Nothing but 503s
Root Autologin on CentOS
Do not do this – it is a very, very bad idea!!! Doing this for any reason (other than the fun of it – in a ‘safe’ virtual environment) should carry with it an eternal ban prohibiting the use of a computer. Alright, if you are still reading, and understand that you should never, ever… Continue reading Root Autologin on CentOS
Windowless VirtualBox VMs (Windows Host)
Since I haven’t gotten around to playing with VMware or xen yet – VirtualBox is what I am using for virtualization in my test environment. Under Windows I like to use PuTTy to connect to my VMs – even those running on the same machine. Other than providing a consistent interface, it has a few… Continue reading Windowless VirtualBox VMs (Windows Host)