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August 9, 2019

A Kubernetes vulnerability CVE-2019-11247 was announced this week.  While this is a vulnerability in Kubernetes itself, and not Istio, it may affect Aspen Mesh users. This blog will help you understand possible consequences and how to remediate. You should mitigate this vulnerability by updating to Kubernetes 1.13.9, 1.14.5 or 1.15.2 as soon as possible. This vulnerability […]

 
May 19, 2019

Kubernetes removes much of the complexity and difficulty involved in managing and operating a microservices application architecture. Out of the box, Kubernetes gives you advanced application lifecycle management techniques like rolling upgrades, resiliency via pod replication, auto-scalers and disruption budgets, efficient resource utilization with advanced scheduling strategies and health checks like readiness and liveness probes. […]

 
April 25, 2019

If you are going to be running multiple clusters for dev and organizational reasons, it’s important to understand your requirements and decide whether you want to connect these in a multicluster environment and, if so, to understand various approaches and associated tradeoffs with each option. Kubernetes has become the container orchestration standard, and many organizations […]

 
Aspen Mesh Service Mesh
March 8, 2019

The self-contained, ephemeral nature of microservices comes with some serious upside, but keeping track of every single one is a challenge, especially when trying to figure out how the rest are affected when a single microservice goes down. The end result is that if you’re operating or developing in a microservices architecture, there’s a good […]

 
Aspen Mesh and Cassandra
March 5, 2019

Cassandra is a popular, heavy-load, highly performant, distributed NoSQL database.  It is fully integrated into many mainstay cloud and cloud-native architectures. At companies such as Netflix and Spotify, Cassandra clusters provide continuous availability, fault tolerance, resiliency and scalability. Critical and sensitive data is sent to and from a Cassandra database.  When deployed in a Kubernetes […]