https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK This session walks through the basics of how data is represented in Kubernetes, from the grounds up and explores how databases - as a top consumers of data in this space - are handling multi-node and multi-cluster operations. we will review how operators help and why having a data layer is important when building a kubernetes-native application. BIO With over 15 years of IT experience from core datacenter infrastructure to...
May 02, 2022•51 min•Season 1Ep. 129
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK The rise of Kubernetes has triggered an exponential growth of metric and trace data. This talk explores capturing and persisting telemetry data from Kubernetes apps without any specific code changes using the OpenTelemetry Operator. BIO James Blackwood-Sewell is currently a Principal Developer Advocate at TimescaleDB in Sydney. Before that he meandered through the PostgreSQL, Kubernetes and Prometheus landscapes as the Chi...
Apr 27, 2022•1 hr 4 min•Season 1Ep. 126
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK In Kubernetes, it can be difficult to keep application API keys, access tokens and passwords safe. There are several different approaches to solving this problem, and in this talk Kim will demonstrate how to install Hashicorp Vault and the Secrets Store CSI Driver so that your applications can access secrets stored in ephemeral volumes. BIO Kim is technologist and educator, and she currently works as a Developer Advocate a...
Apr 22, 2022•53 min•Season 1Ep. 128
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK Welcome Helm users! CNCF Flux has a best-in-class way to use Helm according to GitOps principles. For you, that means improved security, reliability, and velocity - no more being on the pager on the weekends or having painful troubleshooting or rollback when things go wrong. Built on Kubernetes controller-runtime, Flux’s Helm Controller is an example of a mature software agent that uses Helm’s SDK to full effect. Flux’s bi...
Apr 21, 2022•1 hr 22 min•Season 1Ep. 127
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK Explanation of how the how-to-dok project evolved into rap-god-api BIO An aspiring tech enthusiast who's massively into Data Science, Kubernetes and Operations(DevOps)
Apr 21, 2022•19 min•Season 1Ep. 125
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK This talk will provide a high-level overview of Kubernetes, Helm charts and how they can be used to deploy Apache Druid clusters of any size. We'll review how Kubernetes functionality enables resilience and self-healing, historical tiers through node group affinity, middle manager scaling through Kubernetes autoscaling to optimize ingestion capacity and some of the gotchas along the way. BIO Sergio Ferragut is a database v...
Apr 08, 2022•55 min•Season 1Ep. 124
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK Most K8s users find stateful K8s deployments challenging, to say the least, when persistent data is involved the declarative, portable, self-healing nature that we are accustomed to in stateless deployments is replaced with complexity, resiliency issues and portability restrictions. While K8s is a standard, portable between environments, data is restricted to its physical location and its provider. In this session, we will...
Mar 17, 2022•1 hr 7 min•Season 1Ep. 123
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK Kubernetes is massively powerful, but there are still a large number of details that are needed to get right before really leveraging to build a robust data infrastructure. I'll dive into the complexities we've uncovered at Plural and how we're solving them, from cloud configuration to observability to managing upgrade lifecycles. BIO Career backend engineer turned tech founder...
Mar 16, 2022•37 min•Season 1Ep. 122
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK In this session, we'll be talking about a new open source project in the CNCF community i.e. the Cloud Native Glossary. The main aim of the glossary is to be the centre-point for all the terms related to the cloud-native ecosystem & we are actively looking for awesome contributors from the community. I'll be talking about how one can get involved & start their contributions in this initiative. If you are someone wa...
Mar 16, 2022•38 min
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK Eventually the time will come to run a stateful app in Kubernetes. This can be a scary thing adding more moving parts to a Kubernetes cluster and deploying as well as managing your app on Kubernetes when it requires state. In this talk Steve Buchanan will take you through a journey of understanding how storage works in Kubernetes, how to Persistent state with pods, what storage options are available with Azure Kubernetes S...
Mar 11, 2022•1 hr 1 min•Season 1Ep. 121
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK We all know that data intensive applications have had explosive growth in the past decade. Data now drives significant portions of our lives, from making sense of IoT swarm data to detecting fraudulent transactions at your bank. As software developers, we all have unprecedented opportunities to build data applications that generate value from these massive datasets. Join Bart Farrell and Joe Karlsson for this talk as we di...
Mar 09, 2022•1 hr 2 min•Season 1Ep. 120
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK This talk walks you through our stack, architecture, and processes. We develop tools to deploy and run data-driven applications in a cloud-native environment. We will give a whirlwind tour on developing a Java Quarkus application, a CICD stack powered by GitHub Actions / ArgoCD, building and deploying containerized Kafka Streams applications at runtime with Jib container builder. Having introduced the above common understa...
Mar 04, 2022•53 min•Season 1Ep. 119
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK This talk is about how I use several tools, technologies and processes to troubleshoot ClicHouse Performance. I will be talking about multiple Linux Toolkits, Trace Profilers like DTrace, BPF etc. and also ClickHouse System Tables. This talk also covers best practices/checklist / run-book for building "High Performance ClickHouse Infrastructure Operations" BIO Open Source Database Systems Geek in MySQL, MariaDB, PostgreSQL...
Mar 02, 2022•1 hr 3 min•Season 1Ep. 118
https://go.dok.community/slack https://dok.community ABSTRACT OF THE TALK Data mesh is a new approach for designing modern data architectures by embracing organizational constructs as well as technological aspects, data management, governance, etc. The idea is that data should be easily accessible and interconnected across the entire business. This talk will look at the concept of data mesh architecture. It will discuss implementing data mesh architecture in organizations and will relate data me...
Feb 24, 2022•59 min•Season 1Ep. 117
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK What's the deal with Postgres in Kubernetes? To get some answers as well as more questions, we're bringing together Álvaro Hernandez from Ongres, Ryan Booz from Timescale, and Gabriele Bartolini from EDB for an "Ask Us Anything" session. Send us your questions on Slack!
Feb 23, 2022•1 hr 4 min
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Patrick is a Data on Kubernetes Community veteran. He did the very first session "Is k8s even ready for data?" in July 2020 and has seen the growth of the community since then. Jeff Carpenter is a Software Engineer at Datastax where he works on the S targate.io project. If you have questions you want to be answered in the session, please feel free to message Bart on Slack....
Feb 20, 2022•1 hr 2 min
https://go.dok.community/slack https://dok.community/
Feb 20, 2022•2 hr 15 min
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Nebula Graph Demystified Graph on K8s Know-How of Graph Database BIO Open Source believer, builder, singer and Graph Magic advocate(to scale the magic to help wizards) https://siwei.io/en/about/ KEY TAKE-AWAYS FROM THE TALK Why& How graph db would help real life problems Arch and Design the Nebula Graph Database and the Intro. of the Project Implementation of the Nebula K8s operator Graph Database Know How in actions ...
Feb 11, 2022•1 hr 7 min•Season 1Ep. 116
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Running stateful workloads on Kubernetes isn't just a technical question. Without keeping the business value it provides in mind, it becomes a moot point. In order to drive these conversations forward, we'll be joined by Melissa Logan (Director at the DoKC), Evan Powell (Adviser/investor who was instrumental in launching the DoKC), Brian Schecther (Partner at Primary Venture Partners). KEY TAKE-AWAYS FROM THE TALK - What ...
Feb 03, 2022•57 min
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Of the three observability data types supported by OpenTelemetry (metrics, logs, and traces) the latter is the one with most potential. Tracing gives users insights into how requests are processed by microservices in a modern, cloud-native architecture. Jaeger and Grafana can visualize a single trace, showing how an individual request traversed your entire system. This helps for distributed debugging and analysis, but usi...
Feb 02, 2022•1 hr 1 min•Season 1Ep. 1115
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Helm allows you to install packages in your cluster, much like you would use apt, yum on your laptop. Just define the components that you want to install in your application, and it will take care of the installation and configuration of these components, saving you from headaches. This talk will go through the package manager for Kubernetes and its components. In the end, we would deploy an application with Helm to our c...
Jan 28, 2022•52 min•Season 1Ep. 114
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Modern web applications are typically comprised of multiple services which utilize storage in a variety of ways. Utilizing storage in Kubernetes introduces challenges that are not obvious while developing locally. We’ll introduce these challenges and show good and bad ways to handle them. We’ll dive into the details of an application along with its deployment in Kubernetes to understand why certain storage patterns are pr...
Jan 27, 2022•53 min•Season 1Ep. 113
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK It's one thing to get a database up and running on Kubernetes; it's another to run it in production. There are many "Day 2" features to think about when running any database in production, including high availability, backups + RTO/RPO, monitoring, security, and disaster recovery. Combining Kubernetes with the Operator pattern can help make this easier, and add advanced features like self-healing, simple scaling, secure c...
Jan 23, 2022•1 hr 3 min•Season 1Ep. 112
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Complex computational workloads in Python are a common sight these days, especially in the context of processing large and complex datasets. Battle-hardened modules such as Numpy, Pandas, and Scikit-Learn can perform low-level tasks, while tools like Dask makes it easy to parallelize these workloads across distributed computational environments. Meanwhile, Argo Workflows offers a Kubernetes-native solution to provisioning...
Jan 19, 2022•1 hr 6 min•Season 1Ep. 111
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK An introduction to OraOperator, the open source project that makes Oracle Database Kubernetes-Native. BIO Paulo works as the Developer Evangelist at Oracle focuses on Microservices, Application Development with Converged Oracle Database, and Event Mesh. His current technical expertise focuses on Cloud Native architecture and best practices, including containerization and microservices development. KEY TAKE-AWAYS FROM THE ...
Jan 16, 2022•44 min•Season 1Ep. 110
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK 6 months have passed since our last DoK webinar about benchmarking PostgreSQL workloads in a Kubernetes environment. In the meantime, many things have happened at EDB, and we’re happy to share what we’ve learned in this timeframe. We’ll use cnp-bench and cnp-sandbox to help us describe some of the challenges we might face when running PostgreSQL workloads, how to spot them, and what actions to take to make your databases ...
Dec 19, 2021•1 hr 5 min•Season 1Ep. 109
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Some of the topics that may or may not be discussed on this live talk could be: - Other than Patroni and the operator, what else was needed to fully switch to Kubernetes? - What is left, what is the future going to bring to the world of Kubernetes and Postgres operators? Expect strong opinions, and facts. Live. Uncensored. Postgres. On. Kubernetes. BIO Álvaro is a passionate database and software developer. He founded and...
Dec 15, 2021•1 hr 2 min•Season 1Ep. 108
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK With Percona Kubernetes Operators you can migrate your data to Kubernetes or have a disaster recovery site to recover it in unfortunate times. I'll talk about the implementation, challenges and caveats of such setups and what the future may bring.
Dec 11, 2021•46 min•Season 1Ep. 107
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Yellowbrick's cloud data warehouse is natively integrated with Kubernetes. Not only does Kubernetes provide the elasticity, resilience and upgradeability expected of a modern data warehouse, it also enables Yellowbrick to be deployed anywhere: in public clouds, private clouds and at the network edge. During this talk, we will dive into the details of how we use Kubernetes to power our data warehouse solution, how we've cr...
Dec 03, 2021•59 min•Season 1Ep. 106
https://go.dok.community/slack https://dok.community/ ABSTRACT OF THE TALK Fear, anxiety, uncertainty, frustration- any of these sound familiar since the pandemic started? How is your organization addressing the challenges of Covid-19 on mental health? We will start this session with an overview from Erin Grinshteyn, who is an Associate Professor at the University of San Francisco and has done research about the impact of fear in various collectives. From there we will have Andrea Dobson, Head o...
Dec 02, 2021•59 min
