Open Source

Open Source | News, how-tos, features, reviews, and videos

penguin 2019
networking model

hats

RHEL 8 Beta arrives with application streams and more

In the four years since the introduction of Red Hat Enterprise Linux (RHEL) 7, the IT world has evolved. RHEL 8 Beta brings innovation and dozens of new features.

fedora linux primary

The future of Red Hat: How will IBM's acquisition affect the company?

IBM's purchase of Red Hat may be a good strategic fit for IBM, but the payback is anything but guaranteed.

abstract FinTech image of a dollar sign referencing digital transactions and potentially blockchain

The IBM-Red Hat deal: What it means for enterprises

IBM hopes the acquisition of Red Hat will give its customers the tools to expand their use of cloud by creating and deploying cloud-friendly applications on a larger scale, a goal shared by IBM competitors Google, Amazon and...

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video

Craig McLuckie and Joe Beda, creators of Kubernetes | True Technologist Ep 4

In this episode of True Technologist, the inventors of the open source project Kubernetes, Craig McLuckie and Joe Beda, talk about the technology's benefits in the enterprise

abstract digital network mapping concept / virtual globe of connections

Alternatives to Nmap: from simple to advanced network scanning

Nmap has established itself as a premier, free, open-source network mapping tool. There are alternatives that are also free, though they vary in their sophistication and ease of use.

diagnostics / monitoring / manual configuration

Zabbix delivers effective, no-frills network monitoring

Open-source Zabbix monitoring software has the granularity enterprises need but requires a lot of manual configuration and has some limits on exportable reports.

network diagnostics / server room / data center

Nagios Core monitoring software: lots of plugins, steep learning curve

Nagios Core is open source, free and has good documentation, but it could use a streamlined install process, updated Web interface, and better configuration options.

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video

Matei Zaharia, creator of the Apache Spark project, on the big data framework | True Technologist Ep 2

In this episode of True Technologist, host Eric Knorr talks with Matei Zaharia, chief technologist at Databricks and an assistant professor of computer science at Stanford, about the Apache Spark and Apache Mesos projects

penguin

Linux kernel 4.18: Better security, leaner code

The latest version of the Linux kernel cleans out nearly 100K lines of code, adds file encryption and the Berkeley Packet Filter, plus makes a nod to gamers and mobile devices.

open source keyboard

Microsoft, Salesforce plan to open source major enterprise software products

Both firms will give away software that gave them a competitive edge, a reflection of changing times.

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video

JavaScript creator Brendan Eich, on the genesis of the popular programming language | True Technologist Ep 1

In this episode of True Technologist, Brendan Eich, creator of the JavaScript language and cofounder of Mozilla, describes the hectic and challenging early days of bringing JavaScript to market, as well as his new company, Brave...

acer aspire e15 keyboard 4

Linux control sequence tricks

There are a lot of control sequences available on Linux systems -- maybe even some you've never used.

Facebook

Facebook releases its load balancer as open-source code

Facebook wrote the load-balancing software, Katran, because existing load balancers can't handle the size of the social media giant's systems.

Google Data Center

Study shows admins are doing a terrible job of patching servers

Three-quarters of examined open-source servers have unpatched exploits.

linux security commands penguins code

22 essential Linux security commands

If you're looking after the security of Linux systems, these are the commands you must know.

supercomputer / servers / data center / network

Review: Icinga enterprise-grade, open-source network monitoring that scales

Icinga's management software is well-documented, easy to install and has plenty of plug-ins, but could benefit from an easier install

network interface connections

Review: Observium open-source network monitoring won’t run on Windows but has a great user interface, price

Observium’s network monitoring software is mature platform with good documentation, but won’t export data from its Web interface.

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video

What is Kubernetes?

In this 90-second video, learn about Kubernetes, the open-source system for automating containerized applications, from one of the technology's inventors, Joe Beda, founder and CTO at Heptio.

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