Web server cluster with SUSE Linux Enterprise Server 10

Spreading a workload across multiple processors, coupled with various software recovery techniques, provides a highly available environment and enhances overall RAS (Reliability, Availability, and Serviceability) of the environment. Benefits include faster recovery from unplanned outages, as well as minimal effects of planned outages on the end user.To get the most out of this article, you should be familiar with Linux and basic networking, and you should have Apache servers already […]

Read more →

 

Make a copy of virtual machine with Vmware Server

It’s proven to be that during software development process, research activities and etc., using of virtulization is invaluable. In my practice I use Vmware Server, so the next article would be useful. First of all, we need to find where all our virtual machines are in our system. After small search I’ve found vmware files in /var/lib/vmware/Virtual Machines. There are some set of directories each corresponds to some of your […]

Read more →

 

Ancient domins list (the oldest ones ever registered)

Do you know when the first domain was registered and what was it? Do you think it was microsoft.com? Or maybe att.com? ibm.com? Not exactly. The first one was symbolics.com registered at 15-Mar-1985. Below is the list of oldest domains ever: 15-mar-1985 symbolics.com 24-apr-1985 bbn.com 24-may-1985 think.com 11-jul-1985 mcc.com 30-sep-1985 dec.com 07-nov-1985 northrop.com 09-jan-1986 xerox.com 17-jan-1986 sri.com 03-mar-1986 hp.com 05-mar-1986 bellcore.com 19-mar-1986 ibm.com 19-mar-1986 sun.com 25-mar-1986 intel.com 25-mar-1986 ti.com 25-apr-1986 […]

Read more →

 

Vim text editor manual for newbies

Vim is a highly configurable text editor built to enable efficient text editing. It is an improved version of the vi editor distributed with most UNIX systems.Vim is often called a “programmer’s editor,” and so useful for programming that many consider it an entire IDE. It’s not just for programmers, though. Vim is perfect for all kinds of text editing, from composing email to editing configuration files. Here is a […]

Read more →

 

Find out where Unix/Linux executable binary is located

There are two commands that may help you to find where executable binary is located regardless it’s Unix or Linux system. They are whereis and type. First locates source/binary and manuals sections for specified files and second tells what exactly shell executes when you type a certain command. The next picture shows examples of these commands work.

Read more →