If you’re looking to archive your files and directories, regardless of your OS, “zip” is the format that is most popular and supported by the largest number of clients and operating systems. In this tutorial, we’ll go over how to use the applications in Linux… Read More »The Zip Command in Linux: How to Zip Files and Directories
My name is Stefan, I'm the admin of LinuxScrew. I am a full-time Linux/Unix sysadmin, a hobby Python programmer, and a part-time blogger. I post useful guides, tips, and tutorials on common Linux and Programming issues. Feel free to reach out in the comment section.
The Beginning The use of a Penguin as logo/mascot for Linux was discussed first in early 1996 by several people in the linux-kernel mailing list. The idea of such a mascot came from Alan Cox first. Among many other suggestions made by different people, there… Read More »Why is the Linux Logo a Penguin (Tux)?
CloudStats is a powerful tool for Linux server monitoring and network monitoring. This Software-as-a-Service tool allows to track all key indicators of system health, such as CPU and RAM usage, apps and processes performance, network status and much more. The best thing is that CloudStats… Read More »How to Perform Linux Server Monitoring with CloudStats
This post about Linux df command opens series of articles for Linux newbies where you’ll find description and usage examples of major Linux commands like df, top, fsck, mount and so on. Introduction Linux df command can be used to display disk usage statistics for… Read More »Linux df Command Usage Examples
Restricted shells like rssh and scponly give sysadmin the possibility to limit the operations that Linux user can do, for example you can create user that will be allowed to copy files via scp but won’t be permitted to login into system’s command line. This… Read More »Linux Restricted Shells: rssh and scponly
HAProxy is open source proxy that can be used to enable high availability and load balancing for web applications. It was designed especially for high load projects so it is very fast and predictable, HAProxy is based on single-process model. In this post I’ll describe… Read More »Failover and Load Balancing using HAProxy
Most of Linux distributions comes with Linux Auditing System that makes it possible to track file changes, file accesses as well as system calls. It’s pretty useful functionality for sysadmins who wish to know who and when accessed and/or changed sensitive files like /etc/passwd, /etc/sudoers… Read More »Track file changes using auditd
cpulimit is a small program written in C that allows to limit CPU usage by Linux process. Limit is specified in percentage so it’s possible to prevent high CPU load generated by scripts, programs or processes. I found cpulimit pretty useful for the scripts running… Read More »Limit CPU usage of Linux process
Some time ago I came across NagMap addon for Nagios and found it pretty helpful for monitoring multiple hosts around the world. For example, there are some production servers in Europe, US and others in India and New Zealand and it’s much better see their… Read More »Geolocation for Nagios
In this post you will find set of password managers for Linux which provides secure storage for your passwords for sensitive data. If you still keep the passwords in plain text then you must consider one of available password managers so this article is for… Read More »Top 5 Password Managers for Linux [Guest Post]