[TALK]@Telematika

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Limux: The Loss of a Lighthouse

January 2, 2020

Started in early 2000s Limux was often cited as the lighthouse project for Free/Open Source Software in the public administration. Since then we have regularly heard rumours about its stop. Have they …

Scaling Massive, Real-Time Data Pipelines with Go

January 2, 2020

Big data often means huge processing pipelines. Passing 10,000 messages a second between apps and datastores is tough. Add on filtering and parsing and youre bound to run into problems. At Pivotal Cl …

x86 Platform Drivers

January 2, 2020

x86 platform drivers cover the final bits of integration that make things like hotkeys, LEDs, radio switches, and screen orientation work on laptops, as well as certain aspects of thermal and power ma …

Code Detective: How to Investigate Linux Performance Issues

January 1, 2020

What influences a program's performance? Some reasons are quite obvious, like the algorithm implemented and the number of execution cycles, but what about the order in which libraries were linked? Or …

Collaboration in Kernel Mailing Lists

January 1, 2020

While there is quite a bit of data about the people and companies who commit Linux kernel code, there isn't much data about how people work together on the kernel mailing lists where they decide what …

Container Migration Around The World

January 1, 2020

This presentation is heavily based on a demo of a running container which is live migrated around the world while the clients connection will stay alive. The example application used in the demonstrat …

Debugging Usually Slightly Broken (USB) Devices and Drivers

January 1, 2020

USB is definitely the most common external interface. Millions of people are using it every day and thousands of them have problems with it. Driver not found, incorrect driver bound, kernel oops are j …

Introduction to The Foreman

January 1, 2020

The Foreman is a complete lifecycle management tool for physical and virtual servers. Its a great tool for handling your infrastructure - from simple networks to multi-thousand node setups across mul …

Lightweight Containerization at Facebook

January 1, 2020

In Facebook's new container system we started to heavily utilize Btrfs, cgroups2 and systemd. The combination of these tools and some additional internal code allowed us to create a lightweight, fast …

Bringing Open Source Communities Together: Cross Community CI

December 31, 2019

In many applications of OSS, components developed by independent communities are tested only within the context of the corresponding communities without integrating the components from others. This re …

Comparison of Foss Distributed Storage

December 31, 2019

Marian will compare the performance and reliability of some of the most used distributed storage systems: - Ceph - GlusterFS - DRBD + NFS - OrangeFS - MooseFS In this talk you will not only see some s …

Everything You Need to Know About Kubernetes Persistent Storage

December 31, 2019

Applications need data. Containers remain an ephemeral technology but we don't want our data to disappear either. So how does Kubernetes do it? This session will examine all the individual pieces req …

From Zero to Hero: Scalable 4K Video Encoding with Kubernetes and Other Open Source Tools

December 31, 2019

From zero to hero: Scalable 4k video encoding with kubernetes and other open source tools (Hygo Reinaldo, Xite Networks) - Encoding 4k videos can be very challenging due to aspects like encoding time, …

gRPC: A Journey to 10000 Stars on Github

December 31, 2019

High Performance Microservices on Linux with Apache Thrift

December 31, 2019

The world is rapidly adopting cloud native approaches to software development, reaping the synergies produced by combining microservices, Linux container technology and dynamic application orchestrati …

Monitoring At Scale: What was Recently Done and Whats Next in oVirt

December 31, 2019

Monitoring the state of high number of running virtual machine instances is crucial for effective management of large-scale virtual environments. It provides invaluable information for system administ …

What's in a Kernel Oops?

December 31, 2019

If you have been using Linux for some time, you must have seen at least one kernel oops or panic, because sadly no software is completely free of bugs. You probably submitted the report to a mailing l …

Applying Goals-Question-Metrics to Software Development Management

December 30, 2019

"If you can not measure it, you can not improve it". With that mantra on mind many people has tried to measure almost anything to success in their projects, and management tools usually provide tons o …

Architecturing and Securing IoT Cloud Platforms

December 30, 2019

IoT device management and multi-protocol messaging platform demands specific architectural decisions and high-concurrency approaches due to the massive number of devices we expect to be connected in t …

Contain Your Desktop Applications with Flatpak

December 30, 2019

Flatpak is the new way of packaging and running applications that is compatible across different Linux distributions. In this talk we will explore Flatpaks internal sandboxing mechanisms and see how …

CRIU: CRazI stUff for the Mainframe?

December 30, 2019

2012, January 12, 20:42: Linus Torvalds merges Andrew's "patch-bomb" with the first CRIU kernel patches including the comment "… a project by various mad Russians to perform c/r mainly from userspac …

Designing and Performing Marketing Campaigns for Open Source Products

December 30, 2019

Designing and performing marketing campaigns for Open Source products must be approached differently than proprietary software alternatives. Our presentation abounds in this claim, assembling three co …

Detecting Performance Regressions in the Linux Kernel

December 30, 2019

Performance of the Linux kernel is one of the key features for its users. Despite this fact, systematic testing for performance regressions is relatively scarce because of its inherent difficulty. In …

From Dockerfiles to Ansible Container

December 30, 2019

Come and discover how you can utilize Ansible language paired with ansible-container tool for a complete lifecycle of your containerized project. This talk contains lessons learnt from turning a docke …

GPU, USB, NICs and Other Physical Devices in Your Containers

December 30, 2019

The very definition of a container is that it's a set of processes, or in this case full operating system which is sharing the kernel with the host machine. This opens a full array of possibilities as …

Mission Impossible: Open Source Compliance for 1990s Licenses in Todays World. Will the OS Communities Soon Face OSS Trolls?

December 30, 2019

This session will discuss the following: Why do 30 years old licenses cause compliance issues in todays world of IoT, embedded devices and software stacks? Why have the risks of non-compliance inc …

Mixed License FOSS Projects: Unintended Consequences, Worked Examples, Best Practices

December 30, 2019

Many projects start out with the intention of staying single license FOSS projects. As your project grows, reality hits: some components or files may need to use different licenses than originally ant …

OpenSDS and Storage Transformation for Cloudification at Vodafone

December 30, 2019

OpenSDS is an open-source project created to address the storage challenges, particularly in scale-out cloud native environments, with heterogeneous storage platforms. The project promotes the use of …