All posts by Carlie Fairchild

Caption This!

Caption This!

Caption This!

Carlie Fairchild
Fri, 04/20/2018 – 11:21

Each month, we provide a cartoon in need of a caption. You submit your caption, we choose three finalists, and readers vote for their favorite. The winning caption for this month’s cartoon will appear in the June issue of Linux Journal.

To enter, simply type in your caption in the comments below or email us,

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Mozilla's Common Voice Project, Red Hat Announces Vault Operator, VirtualBox 5.2.10 Released and More

News briefs April 20, 2018.

Participate in Mozilla’s open-source Common Voice Project, an
initiative to help teach machines how real people speak: “Now you can donate
your voice to help us build an open-source voice database that anyone can
use to make innovative apps for devices and the web.” For more about the
Common Voice Project, see the story on

Red Hat yesterday announced
the Vault Operator, a new open-source project that “aims to make it easier
to install, manage, and maintain instances of Vault—a tool designed
for storing, managing, and controlling access to secrets, such as tokens,
passwords, certificates, and API keys—on Kubernetes clusters.”

Google might be working on implementing dual-boot functionality in Chrome OS
to allow Chromebook users to boot multiple OSes. Softpedia
News reports
on a
that references “Alt OS” in recent Chromium Gerrit commits.
is only speculation so far, and Google has not confirmed it is working on
dual-boot support for Chrome OS on Chromebooks.

Oracle recently released
VirtualBox 5.2.10. This release addresses the CPU (Critical Patch Updates) Advisory for
April 2018 related to Oracle VM VirtualBox
and several other
improvements, including fixing a KDE Plasma hang and having multiple NVMe
controllers with ICH9 enabled. See the Changelog for all the

Apple yesterday announced
it has open-sourced its FoundationDB cloud database. Apple’s goal is “to
build a community around the project and make FoundationDB the foundation
for the next generation of distributed databases”. The project is now
available on

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Managing OPA

OPA is a general-purpose policy engine that let’s you offload decisions from your service. To do so, OPA needs to have access to policies and data that it can use to make decisions.

Prior to v0.8, OPA only exposed low-level HTTP APIs that let you push policy and data into the engine. With v0.8, we’re excited to provide new management features in OPA which make it easier to distribute policies (and data) as well as monitor the health of your agents.

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Meet Gloo, the ‘Function Gateway’ That Unifies Legacy APIs, Microservices, and Serverless

Most enterprises still have monolithic applications, but many are exploring the use of microservices. The monoliths are accessible via APIs and monitored by the traditional application performance management (APM) tools, with deep dives provided by Splunk and other log investigation tools. With microservices — usually, run on platforms such as Kubernetes or Cloud Foundry — monitoring is usually done through tools such as Prometheus (scalable monitoring) and Open Tracing (transactional logging).

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