What is cloud computing?

Cloud computing is a technology that uses the internet and central remote servers to maintain data and applications. Cloud computing allows consumers and businesses to use applications without installation and access their personal files at any computer with internet access. This technology allows for much more efficient computing by centralizing storage, memory, processing and bandwidth.

Getting problem with NFS mount.nfs: Input/output error

Today I want to mount my server to NAS (using NFS) but I got a problem when trying to mount it, please see below for the error log:

mount.nfs: Input/output error

Install and configure NAS using NFS on CentOS

This article described how to install and configure CentOS as NAS (Network Attach Storage using NFS (Network File System), my CentOS box already running under 5.5 final (update) version with minimum installation mode.  Please see the following step:

Attach NAS using NFS mount on MAC Mini

Today is a 1st day I'm using  MacOS (Snow Leopard) :D,  and this is just a computer to play and hobbies. Actualy I'm using linux for daily computing so I need to learn more about Mac platform :D. Oke, in this article explained how to mount my NAS server to Mac Mini. NAS server is running on CentOS 5.5 and NFS server for sharing service.  Mount NFS into Mac is so simple like that:

Apache DDOS protection

Apache is most a popular web server in the world, also in my company apache is already running on some web servers. Today I've found a module that can protecting apache from DDOS attack, and in internet they called as mod_evasive, please see below:

Migrate from apache to nginx web server

Yesterday I've read about nginx or my friend called nginx is alternate and more powerfull web server.  I've about 10 hardware servers and more than 15 virtual servers currently running on CentOS and OpenVZ and Apache.