Question: When I installed the Linux OS, I forgot to set the proper timezone. How do I change the timezone on my Linux distribution. I use CentOS (Red Hat Linux). But, can you please explain me how to do this on all Linux distributions with some clear examples. Answer: Use one of the following methods [...]
Ramesh Natarajan
If you are a sysadmin, dba, network administrator, IT manager, or someone who is responsible for keeping the IT infrastructure up and running, you should implement a robust monitoring solution that will notify you when there is an issue. It should also notify the right people at the right time about a potential issue, even [...]
Do you have a MySQL database in your environment? Did you know that the easy (and most effective) way to manage MySQL database is using phpMyAdmin? phpMyAdmin is a web-based tool written in PHP to manage the MySQL database. Apart from viewing the tables (and other db objects), you can perform lot of DBA functions [...]
If you are a sysadmin, who is responsible for managing multiple servers, you should learn the fundamentals of virtualization and implement it in your environment. On a very high-level, you should get started by installing VMWare ESXi server, which can be managed using vSphere Client. Using vSphere client, you can create several virtual machines. If [...]
Have you wondered why certain programs are located under /bin, or /sbin, or /usr/bin, or /usr/sbin? For example, less command is located under /usr/bin directory. Why not /bin, or /sbin, or /usr/sbin? What is the different between all these directories? In this article, let us review the Linux filesystem structures and understand the meaning of [...]
All IT projects needs a bug tracking (or issue tracking, or defect tracking) system. Sure, we need a bug tracking system for a software development project. But, what about a sysadmin team, dba team, network team? They all need some help to track their work, and issues of their system, database and network. I’ve listed [...]
Do you need more time to do the things that you enjoy? Of course, you do. For geeks there are tons of technical projects to mess with, but we don’t have enough time. Over the years, I’ve tried few time management and productivity systems. While they all helped me grow, there is something in those [...]
Are you always sending SMS to your friend’s cellphone from your cellphone? Did you know that you can SMS to someone using email? This list is extremely helpful, if you are outside US and would like to SMS someone in US, you can just send it as an email. This also helps sysadmins, who want [...]