Distrubution release support (CentOS4/Debian 5)

Linux distributions keep moving forwards, and as they progress older releases stop receiving security patches or updates. As part of our commitment to maintaining reliable and safe services, we would like to highlight the following announcements... CentOS-4 End Of Life The CentOS-4 distribution (current version 4.9) will be at End of Life on February 29,… Continue reading Distrubution release support (CentOS4/Debian 5)

Easy web server Load-Balancing with HAProxy

Configuring load balancing between multiple web servers may seem challenging, but it doesn't have to be. HAProxy is a great lightweight tool that is easy to setup and has a large number of rich features for managing and serving content. Lets look at a simple scenario using two application or web servers n2 and n3,… Continue reading Easy web server Load-Balancing with HAProxy

Storage Clustering Part 2: GlusterFS

GlusterFS is an interesting solution for providing redundant network attached storage clusters. Some features include... trivially easy for basic setups supports virtually any file-system no need to mess with kernels can work across commodity network hardware suitable for enterprise deployment has commercial support available GlusterFS can scale well also, its simple configuration based storage is… Continue reading Storage Clustering Part 2: GlusterFS

Easy IP failover (Debian squeeze)

Say you have a bunch of servers on a fast private network, running a busy web site. And you need a gateway server so you can reach those from the outside world. You might run a proxy on a gateway server to expose that. However there could be a problem accessing your site if that… Continue reading Easy IP failover (Debian squeeze)

mod_flvx – flv movies working with apache/apache2

Want to do some streaming of flv on your site? heres how! cd /usr/local/src wget http://people.apache.org/~pquerna/modules/mod_flvx.c apxs -i -a -c mod_flvx.ccd /usr/local/src wget http://people.apache.org/~pquerna/modules/mod_flvx.c apxs -i -a -c mod_flvx.c if apxs does not exist, then apxs2 should. If neither do then install the apache dev packages Debian based distros use apt-get install apache2-prefork-devapt-get install apache2-prefork-dev… Continue reading mod_flvx – flv movies working with apache/apache2

Security at home – encrypted home directories

This isn't directly server related at all, more for the home or office user who wants to make sure things are nice and secure. At the office we like to also make sure our desktops are fairly safe to connect from as well, mostly  in case the machines ever get stolen, we know our data… Continue reading Security at home – encrypted home directories

Easy Peasy Linux Firewalling – iptables

A lot of our customers have asked for firewalls, and since this is a common theme, i decided that I would help them out. Of course it can be a mission to learn how to make your own and what to do or not do, and some of the pre-made ones can be confusing. So… Continue reading Easy Peasy Linux Firewalling – iptables