Why Linux is the Better Choice for the Digital Age

Why Linux is Better Than Windows?

Linux is a Unix-like computer operating system assembled under the model of free and open-source software development and distribution.

Users can run Linux on a wide variety of computer hardware, including personal computers, servers, mainframes and supercomputers. The system is compatible with most operating systems and applications that run on Windows, OS X or Unix. And we can’t forget about this: Linux is free to use and modify. Continue reading “Why Linux is the Better Choice for the Digital Age”

Crontab Examples

Using crontab some times can get little confusing due to the field names, values, syntax, redirection. Learn crontab with different examples for each fields, you can use with minor modifications or create new ones based off these examples

Continue reading “Crontab Examples”

What does 2>&1 mean in shell ?

Linux and Unix shell redirections are very useful in command line and shell scripting to redirect and collect errors and outputs. Standard output and standard errors are used a lot but still there is lot of confusion about the meaning, actual execution and correct way to utilize it. learn about 2>&1 redirection with examples to use in your scripts and commands.

Continue reading “What does 2>&1 mean in shell ?”

iostat, vmstat, netstat – Performance Monitoring & Tuning in Unix & Linux

iostat, vmstat, netstat are the tools in Linux and Unix operating system which provides important system performance data relating to disk, memory network and cpu. By analyzing the data it is possible to determine the potential bottleneck which is impacting the system performance and take corrective action accordingly.

Continue reading “iostat, vmstat, netstat – Performance Monitoring & Tuning in Unix & Linux”