Tags: System Administration

diskspace-main.jpg

disk usage
Linux provides all the necessary bits to help you find out exactly how much space remains on your drives. Jack shows how.

How to Check Disk Space on Linux from the Command Line

Quick question: How much space do you have left on your drives? A little or a lot? Follow up question: Do you know how to find out? If you happen to use a GUI desktop (e.g., GNOME, KDE, Mate, Pantheon, etc.), the task is probably pretty simple. But what if you’re looking at a headless server, with...
Read 0 Comments

Why You Need Centralized Logging and Event Log Management

More companies are using their security logs to detect malicious incidents. Many of them are collecting too much log data—often billions of events. They brag about the size of their log storage drive arrays. Are they measured in terabytes or petabytes? A mountain of data doesn’t give them as much...
Read 0 Comments

Back to Basics: What Sysadmins Must Know about Logging and Monitoring

With the rise of containers and virtual machines, some system administrators have been neglecting their system logs. That’s a mistake. Even if your containerized applications spin up and down several times an hour, you still need to keep and analyze logs. To find the root cause of a failure or to...
Read 0 Comments

What is a Linux Server and Why Does Your Business Need One?

Linux is a family of free, open source software operating systems built around the Linux kernel. Originally developed for personal computers based on the Intel x86 architecture, Linux has since been ported to more platforms than any other operating system. Thanks to the dominance of the Linux...
Read 0 Comments

Reports Of The Impending Demise Of Operations Are Greatly Exaggerated

Our industry has spent the past 7-8 years proclaiming the need for better integration of Dev and Ops to improve flow and quality. Despite this work — or perhaps because of it — there is a new rift forming between Dev and Ops. Once upon a time, Developers had to be convinced that they should even...
Read 0 Comments

Compliance is Not Synonymous With Security

Along with the clear benefits to be gained from upholding the standards enforced by GDPR, PCI DSS, HIPAA, and other regulatory bodies often comes a shift toward a more compliance-centric security approach. But regardless of industry or regulatory body, achieving and maintaining compliance should...
Read 0 Comments

Dialing Up Security for Docker Containers

Container systems like Docker are a powerful tool for system administrators, but Docker poses some security issues you won't face with a conventional virtual machine (VM) environment. For example, containers have direct access to directories such as /proc, /dev, or /sys, which increases the risk of...
Read 0 Comments

atlas-cern.jpg

CERN
CERN relies on open source technology to handle huge amounts of data generated by the Large Hadron Collider. The ATLAS (shown here) is a general-purpose detector that probes for fundamental particles. (Image courtesy: CERN)

How CERN Is Using Linux and Open Source

CERN really needs no introduction. Among other things, the European Organization for Nuclear Research created the World Wide Web and the Large Hadron Collider (LHC), the world’s largest particle accelerator, which was used in discovery of the Higgs boson.  Tim Bell, who is responsible for the...
Read 3 Comments

How Security Can Bridge the Chasm with Development

Enhancing the relationships between security and engineering is crucial for improving software security. These six steps will bring your teams together. There's always been a troublesome rift between enterprise security teams and software developers. While the friction is understandable, it's also...
Read 0 Comments

certification.jpg

certification
The Linux Foundation Certification Program is designed to help you differentiate yourself in the job market. Hear from recently certified Hugues Clouâtre.

Linux Foundation LFCE: Hugues Clouâtre

The Linux Foundation offers many resources for developers, users, and administrators of Linux systems. One of the most important offerings is the Linux Certification Program, which is designed to help you differentiate yourself in a job market that's hungry for your skills. How well does the...
Read 0 Comments

Pages

Click Here!