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Monthly archive August, 2012

Convert RHEL 6.x to CentOS 6.x

Overview

The other day I went to my datacenter and found a lonely looking server sitting pretty at a corner. I found out that its an old dell server now being used as a ftp server for internal purposes. What amused Read More →

HTOP a beautiful alternative to top

Overview

The other day I was working on a server using top command when a colleague asked me to try htop. HTOP is an interactive process viewer for Linux and works great as an alternative to top command. The best part Read More →

Install phpMyAdmin 3.5.6 on CentOS, RHEL, Debian, Ubuntu

Overview

phpMyAdmin is a free software tool written in PHP, intended to handle the administration of MySQL over the World Wide Web. phpMyAdmin supports a wide range of operations with MySQL. The most frequently used operations are supported by the user Read More →

Solve: Warning: Fake start-stop-daemon called. Doing nothing Ubuntu/Debian

Overview

I was doing a fresh install of Debian OS when I first met this thing. After a clean minimal install, I tried starting the ssh daemon. Every time I tried starting the daemon, this error was through at me Warning: Fake Read More →

Make SSH lighting fast. How to fix delay in SSH Login?

Overview

SSH or Secure Shell is a popular way to connect to a server, switch or router for management and administrative purposes. One common issue that Linux administrators encounter is the delay in ssh login. The time lag from accepting the Read More →

Linux Cool Tips and Tricks Log 5

Overview

Linux Tips and Tricks continued...

Find if your system is 32 or 64 bits

uname -a
 

Find if a binary is compiled for 32 or 64 bits

Read More →

Linux Cool Tips and Tricks Log 4

Overview

Linux Tips and Tricks continued...

Find which operating system you are running

Finding the OS information is easy in Linux, I have seen most people jump to /etc/issue file to find it. This is absolutely correct however this file can be easily Read More →

Monitoring Hitachi AMS 2100 2300 2500 Modular Storage using Nagios and snmptt Part 1

Overview

Recently one of my client has had Hitachi Storage setup in their new Data Center. It is a Hitachi AMS 2300 modular storage. Since they are using Nagios to monitor their servers, using the same for monitoring of storage was Read More →

Linux Cool Tips and Tricks Log 3

Overview

Linux tips and tricks continued..

Public IP Address Finder

If you wish to find the public address associated with your machine curl utility can help you. I used to go to some popular website like whatismyip.com to find my public ip address Read More →

How to verify ntp (Network Time Protocol) setup is working properly in Linux or UNIX Server?

Earlier I worte an article about installing NTP (Network Time Protocol) on your linux box. This article is all about verifying that your NTP setup is working properly. Normally I use some monitoring tool like nagios to monitor NTP status Read More →