Linux iotop Check What’s Stressing & Increasing Load On Hard Disks

last updated in Categories Hardware, Storage

The iotop command is top like utility for disk I/O. It watches I/O usage information output by the Linux kernel (requires v2.6.20 or later) and displays a table of current I/O usage by processes or threads on the system. This post expalins how to install and use iotop to find out what’s stressing (or program names) on your hard drives under Linux operating systems.

Debian Squeeze: Install Emerald Windows Decorator And Theme Manager

last updated in Categories Debian Linux

The Emerald Window Decorator is a custom window decorator shipped with Compiz Fusion that allows for theming and full composite window decorations with the use of engines. Emerald allows for all sorts of different configurations and layouts of buttons, look, title bars and frames. Emerald Window Decorator is completely independent of any desktop, and you specify your own themes to use for it. In this post I will describe how to install emerald under Debian Linux 6 amd64.

Amazon Announces SSD Storage Based High I/O EC2 Server / Instance

last updated in Categories Amazon Web Services

Excellent news. This may come handy. In our data center we have a few servers for just two applications. These applications are just run for 2 or 3 days a month and then the rest of the time all servers in rack just sit idle. It is a waste of servers, time, energy and resources. This is a good use-cases for on-demand high I/O server(s), where I need low-latency and are an exceptionally good host for NoSQL databases such as MongoDB.

pinfo: Read Linux Info Documentation in Colors

last updated in Categories Command Line Hacks

You can display man pages in colors. Similarly, you can display info pages in colors. The info command is used under Linux or Unix to read multipage documentation and act as help viewer working on a command line interface, useful when there is no GUI available on the server. The info command processes info files. All info files are are in Texinfo format. You get the documentation tree. pinfo is a little known tool that can display info pages in colors.

Debian Linux 6: Install and Configure Compiz Eye Candy Effects

last updated in Categories Debian Linux

Compiz is an OpenGL compositing windows manager for the X Window system. It use 3D graphics hardware to create desktop effects such as a rotating desktop cubes, a minimization animation and many other effects are created using plugins. In this post I will explain how to install compiz on Debian Linux 6 with NVIDIA GPU. However, instructions should also work on Debian lenny and Intel 3000 or latest Intel 4000 video cards.