Rubix: Palantir’s Move to Kubernetes
In January 2017, Palantir commenced the Rubix project, aimed at rebuilding the cloud architecture around Kubernetes. With the majority of cloud instances dedicated to computation, the core objective was to establish a secure, scalable, and intelligent scheduling and execution engine for Spark and other distributed compute frameworks. Rubix has now been successfully rolled out to…
Konika SitoulaAirbnb’s Dynamic Kubernetes Cluster Scaling Journey
Introduction At Airbnb, it’s crucial to adjust cloud spending according to demand. Their traffic varies daily, so they need their cloud resources to scale up and down as needed. To achieve this, they use Kubernetes, a system for managing containers, along with OneTouch, a tool for configuring services. In this post, we’ll discuss how they…
Troubleshooting Kubernetes Secrets and Identifying Reasons for Pod Startup Failure
Amazon Web Services (AWS) provides a tool called AWS Secrets Manager that makes it easier to securely store and manage sensitive data, such as database credentials and API keys, that are utilized in modern applications. By allowing developers to consolidate storage and automate rotation operations, it simplifies the handling of sensitive data. Many people could…
StrimziCon 2024: Learn & Connect with the Strimzi Community
StrimziCon, the first virtual conference dedicated to Strimzi and Apache Kafka, is coming this May! For developers, DevOps engineers, and solution architects: Details about the event to participate in StrimziCon. Share this with your network and join the Strimzi community! Link to the Article https://www.cncf.io/blog/2024/02/07/welcome-strimzicon-2024/
Improving and Assessing DevEx in Your Organization
Developer experience (DevEx), encompassing the entirety of the environment, tools, practices, and culture encountered by software developers in their daily tasks, significantly impacts your capacity to attract and retain top talent. Elements such as development environments, workflows, tools, processes, and overall work culture are pivotal not just in fostering developer satisfaction but also in enhancing…
A Simple Framework for Architectural Decisions
Software engineers face critical decisions like choosing between Python and Java for a microservice or determining the repository structure. Establishing a clear decision-making framework is crucial, defining team autonomy and aligning with business goals and culture. This framework influences leadership perception, managerial roles, and empowerment levels. While implementation varies, key components like Tech Radar, Technology…
Scaling Kubernetes to 7,500 nodes
Scaling a Kubernetes cluster to this magnitude(7500 nodes) is a rare feat that demands careful consideration, but it offers the benefit of a simple infrastructure, empowering OpenAI’s machine learning teams to scale rapidly without altering their code. Following OpenAI’s previous update on scaling to 2,500 nodes, OpenAI has further developed its infrastructure, imparting valuable lessons…
Connecting Kernel Panics to Kubernetes Pods: Keeping Track of Lost Nodes at Netflix
With a dedicated effort to enhance user experience on the Titus container platform, Netflix delved into the issue of “orphaned” pods – those left incomplete without a clear final status. Although this may not be a concern for Service job owners, it holds significant importance for Batch users. This blog post provides insights into our…
Slack’s journey to reliable and scalable cron execution at scale
Slack started with the classic “one box, one crontab” approach for cron jobs. Initially, it worked fine, but as the platform grew, so did the number of scripts and their processing demands. This led to several issues: Building a Better Way: Introducing Chronos Facing these challenges, Slack opted for a custom solution: Chronos. Here’s a…
A “Krispr” Approach to Kubernetes Infrastructure: Keeping Pods Fresh and Rolling Out Updates Smoothly
Introduction In the demanding world of modern service-oriented architectures, maintaining fresh and up-to-date infrastructure is crucial for optimal performance and security. Airbnb, with its hundreds of services relying on Kubernetes, faced challenges in efficiently updating shared infrastructure components within their platform. Their existing approach, heavily dependent on service owner upgrades, led to version fragmentation, complexity,…