A guided tour of Linux file system types

A guided tour of Linux file system types

Linux file systems have evolved over the years, and here's a look at file system types

08/20/2019

Keeping track of Linux users: When do they log in and for how long?

Keeping track of Linux users: When do they log in and for how long?

Getting an idea how often your users are logging in and how much time they spend on a Linux server is pretty easy with a couple commands and maybe a script or two.

08/15/2019

How to manipulate PDFs on Linux

How to manipulate PDFs on Linux

The pdftk command for Linux systems provides many options for working with PDFs, including merging pages, encrypting files, applying watermarks, compressing files, and even repairing PDFs.

08/08/2019

How to manage logs in Linux

How to manage logs in Linux

Log files on Linux systems contain a LOT of information — more than you'll ever have time to view. Here are some tips on how you can make use of it without ... drowning in it.

07/30/2019

Getting help for Linux shell built-ins

Getting help for Linux shell built-ins

Linux built-ins are commands that are part of a user’s shell. Sandra Henry-Stocker explains how to recognize them and get help on their use.

07/23/2019

Mastering user groups on Linux

Mastering user groups on Linux

Managing user groups on Linux systems is easy, but the commands can be more flexible than you might be aware.

07/17/2019

Will rolling into IBM be the end of Red Hat?

Will rolling into IBM be the end of Red Hat?

IBM's acquisition of Red Hat is a big deal -- a $34 billion big deal -- and many Linux professionals wonder how it's going to change Red Hat's role in the Linux world. Here are some thoughts.

07/10/2019

Linux a key player in the edge computing revolution

Linux a key player in the edge computing revolution

Edge computing is augmenting the role that Linux plays in our day-to-day lives. A conversation with Jaromir Coufal from Red Hat helps to define what the edge has become.

07/09/2019

Undo releases Live Recorder 5.0 for Linux debugging

Undo releases Live Recorder 5.0 for Linux debugging

Debugging on multi-process systems just got significantly easier with the release of Live Recorder 5.0 from Undo.

06/28/2019

Tracking down library injections on Linux

Tracking down library injections on Linux

Library injections are less common on Linux than they are on Windows, but they're still a problem. Here's a look at how they work and how to identify them.

06/26/2019

Exploring /run on Linux

Exploring /run on Linux

There's been a small but significant change in how Linux systems work with respect to runtime data. Here's an overview of the change to /run.

06/17/2019

How to send email from the Linux command line

How to send email from the Linux command line

Linux offers several commands that allow you to send email from the command line. Here's look at some that offer interesting options.

06/14/2019

How Linux can help with your spelling

How Linux can help with your spelling

Whether you're struggling with one elusive word or checking a report before you send it off to your boss, Linux can help with your spelling.

06/06/2019

NVMe on Linux

NVMe on Linux

In case you haven't yet noticed, some incredibly fast solid-state disk technology is as available for Linux as it is for other operating systems.

05/29/2019

A deeper dive into Linux permissions

A deeper dive into Linux permissions

Sometimes you see more than just the ordinary r, w, x and - designations when looking at file permissions on Linux. How can you get a clearer view of what the uncommon charactrers are trying to tell you and how do these permissions...

05/27/2019

4 vulnerabilities and exposures affect Intel-based systems; Red Hat responds

4 vulnerabilities and exposures affect Intel-based systems; Red Hat responds

Red Hat issued a security advisory on recently disclosed CVEs (common vulnerabilities and exposures) in Intel microprocessors.

05/15/2019

When to be concerned about memory levels on Linux

When to be concerned about memory levels on Linux

Memory management on Linux systems is complicated. Seeing high usage doesn’t necessarily mean there’s a problem. There are other things you should also consider.

05/13/2019

Red Hat Summit 2019: RHEL 8 arrives

Red Hat Summit 2019: RHEL 8 arrives

At Red Hat Summit 2019, Red Hat announced the availability of Red Hat Enterprise Linux (RHEL) 8, with support for the Red Hat Container Toolkit, and the Universal Base Image.

05/07/2019

Looking into Linux modules

Looking into Linux modules

The lsmod command can tell you which kernel modules are currently loaded on your system, along with some interesting details about their use.

05/01/2019

How to identify same-content files on Linux

How to identify same-content files on Linux

Copies of files sometimes represent a big waste of disk space and can cause confusion if you want to make updates. Here are six Linux commands to help you identify these files.

04/23/2019

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