[TALK]@Telematika

cluster

Tutorial: Debug Your Kubernetes Apps

November 26, 2019

Please bring your laptop fully charged as we will have limited charging stations available in the room.Your Kubernetes application is running well, and then all of a sudden the service stops respondin …

Am I Using It Right? Checking Best Practices on Live Kubernetes Clusters

November 25, 2019

While Kubernetes is stable, best practices for using it are a moving target. Some are generally applicable, others unique to a particular configuration or platform. Following best practices helps ensu …

How Kubernetes Components Communicate Securely in Your Cluster

November 25, 2019

How do your cluster components talk to each other?In this expository talk, we'll first cover the main Kubernetes components that need trusted communication - that is, the API server, kubelet, and et …

Kubernetizing Big Data and ML Workloads at Uber

November 25, 2019

Uber relies on Big Data and ML to make business critical decisions such as pricing, trip ETA, etc. Today, those workloads such as Hive and Spark are running on YARN. To save millions of dollars by eff …

Tutorial: Zero to Operator in 90 Minutes!

November 25, 2019

Please bring your laptop fully charged as we will have limited charging stations available in the room.Please complete the following steps ahead of time to make your tutorial easier: https://gist.gith …

Running High-performance User-space Packet Processing Apps in Kubernetes

November 24, 2019

With 5G on the horizon, networking is transforming around us. Network functions have already found their way from proprietary blackbox into servers running in Linux. The Linux networking stack simply …

SIG Cluster Lifecycle (Cluster API)

November 24, 2019

The Cluster Lifecycle SIG is the Special Interest Group that is responsible for building the user experience for deploying and upgrading Kubernetes clusters. Our mission is examining how we should cha …

The Gotchas of Zero-Downtime Traffic /w Kubernetes

November 24, 2019

Noticing your customers receive 503's every now-and-then?Do they spike when you're updating your app or rotating your k8s cluster nodes?Maybe you used to have this problem – then you added some stran …

CoreDNS: Beyond the Basics

November 22, 2019

This session will cover aspects of CoreDNS's configuration beyond the basics, including signing DNS data with DNSSEC, supporting DNS over TLS (DoT), manipulating queries and responses, managing zone d …

Kubeadm Deep Dive (SIG Cluster Lifecycle)

November 22, 2019

What a year for kubeadm! After reaching GA at the very beginning of this year, the kubeadm project growth never stopped, and now it is time to start defining the roadmap for the next big milestone of …

Prepare to Be Boarded! A Tale of Kubernetes, Plunder, and Cryptobooty

November 22, 2019

How are Kubernetes clusters being compromised in the wild? There arent a whole lot of public reports detailing successful attacks against Kubernetes clusters. The goal of this talk is to demystify t …

Serving HTC Users in Kubernetes by Leveraging HTCondor

November 22, 2019

High Throughput Computing (HTC), sometimes also called batch computing, has long been and still is the major workhorse for most R&D organizations. Typical workloads include parameter sweeps, Monte Car …

The Elephant in the Kubernetes Room: Team Interactions at Scale

November 22, 2019

Kubernetes helps us tame sprawling microservices architectures and address increased operational complexity. Kubernetes gives developers abstractions and APIs to deploy and run their services.Yet, the …

Deep Dive Into the Latest Kubernetes Scheduler Features

November 21, 2019

Kubernetes Scheduler is the component of Kubernetes that assigns pods to nodes based on the configured scheduling requirements. Users can choose to run their clusters with high resource efficiency, hi …

RDMA Enabled Kubernetes for High Performance Computing

November 21, 2019

Adoption of Kubernetes in scientific workloads has been hampered by limited support for high speed interconnects used in HPC clusters. Fortunately, we can now solve this problem by enabling RDMA in Ku …

Tinder's Move to Kubernetes

November 21, 2019

Almost 2 years ago, Tinder decided to move its platform to Kubernetes. Kubernetes afforded us an opportunity to drive Tinder Engineering toward containerization and low-touch operation through immutab …

Identity Bootstrapping in Multi-tenant Multi-cluster Kubernetes

November 20, 2019

With the increasing popularity of Kubernetes, providing managed K8s has been a great way to convert enthusiasts into adopters. However, current solutions mainly focus on providing isolated clusters an …

Intro + Deep Dive: Cloud Native Network Function (CNF) Testbed

November 20, 2019

The Cloud Native Network Function (CNF) Testbed is a CNCF initiative to provide a neutral space for exploring and evaluating open source networking technologies and their interoperability. The initiat …

Intro + Deep Dive: Multicluster SIG

November 20, 2019

SIG-Multicluster is focused on solving common challenges related to the management of many Kubernetes clusters, across multiple cloud providers (so-called hybrid cloud) and applications deployed acros …

Creating a Micro Open-Source Community with Helm

November 19, 2019

For over a century Cond Nast International has set the benchmark for print and digital publishing. Our portfolio is composed of luxury and fashion-oriented brands, like Vogue, GQ, Wired, Glamour and …

Solving Multi-Cluster Network Connectivity With Submariner

November 19, 2019

Today companies face the need to spread workloads across several clusters, leverage the capabilities of specific clouds, create more resilient services, or comply with GDPR by locating and securing sp …

Supercharge Kubeflow Performance on GPU Clusters

November 19, 2019

AI/ML applications on Kubernetes can be optimized for performance at many levels.This presentation provides an overview of the optimizations such as:- Distributed training on multiple GPUs with optima …

Tutorial: Attacking and Defending Kubernetes Clusters: A Guided Tour

November 19, 2019

Please bring your laptop fully charged as we will have limited charging stations available in the room.Is your Kubernetes cluster able to resist the most common attacks? And, are all the necessary det …

Kubernetes Policy Enforcement Using OPA At Goldman Sachs

November 18, 2019

Managing state on multiple shared Kubernetes clusters may sound scary. The Goldman Sachs Kubernetes team uses OPA to manage that state using two different applications of policy. The first is the vali …

Lightning Talk: Using Jupyter Notebooks To Gain Insight Of Your Cluster

November 18, 2019

For the last 7 years or so Jupyter Notebooks (formerly known as IPython) has revolutionized the way scholars, enthusiasts and data analysts look at, process and work with data. On the Kubernetes side, …

Staying in Tune: Optimize Kubernetes for Stability and Utilization

November 18, 2019

Kubernetes provides a number of primitives to manage resource consumption. Implementing resource limits, requests and quotas are often the first steps taken to solve this problem at the pod or namespa …

Lightning Talk: Managing Drivers in a Kubernetes Cluster

November 17, 2019

As a cluster operator, managing drivers (Mellanox networking, NVIDIA compute and graphics drivers, …) at scale today is a real issue, from installation to upgrade every step you take brings you furt …

Building Images Efficiently and Securely on Kubernetes with BuildKit

November 16, 2019

BuildKit is a modern container image builder that focuses on efficiency and security, mostly known as the backend of Docker 18.06+ and Jessie Frazelle's img. (But it is even useful as a standalone t …