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Authors: Nina Polshakova, Aaron Birkland
2023-04-21

tldr - powered by Generative AI

The talk discusses the mental model of Istio, focusing on the differences between Istio's API in sidecar and ambient modes.
  • The talk explores the mental leap from understanding basic Kubernetes abstractions to understanding how Istio enhances or extends these abstractions with its own.
  • The sidecar model influences one's mental model in subtle ways that become more overt over time.
  • Istio Ambient Mesh moves away from the sidecar model and offers flexibility of when and where to place proxies, at the cost of having to make such decisions.
  • There are differences in how the API is used in sidecar versus ambient mode, and understanding what's happening under the hood is crucial to developing a mental model of Istio.
  • Knowing what's under the hood can explain a lot of the weird behaviors that can be observed in Istio.
Authors: Stefan van Gastel, Anna Magdalena Kosek
2023-04-20

tldr - powered by Generative AI

The presentation discusses the challenges and ambitions of improving situational awareness and decision support through information superiority in military operations using cloud-native software and Kubernetes Cluster Federation.
  • The goal is to achieve information superiority, provide multi-domain and integrated operations, and deploy both software and personnel quickly, scalably, and self-supporting.
  • TNO is enlisted to help bridge the gap between the actual state, the current state, and the desired state, and determine which steps and technologies need to be explored.
  • The research program focuses on the assumption that future command and control systems will be built and run cloud-natively, and every vehicle will have a form of Kubernetes running to facilitate this.
  • The use of Cloud-native software excels in situations where there is a complete lack of connectivity, taking into account the sporadic occasion in which there is a possibly small bandwidth connection during physical deployment.
  • Kubernetes Cluster Federation helps realize the future picture by ensuring trust and isolation, observability, and power and temperature aware scheduling.
  • Data replication across clusters is minimized, and data gravity is used to keep data on the cluster.
  • Revocation of keys and certificates is an open question, but there are ongoing experiments and research being done in other parts of the world.
  • The presentation ends with a call to action for job opportunities and feedback.