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Video 87
How to upgrade a Kubernetes cluster in Production
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Contents
0 of 4 sections complete · 4 min total
01
The Importance of Kubernetes Upgrades
Kubernetes releases a new minor version approximately every 3 months. The Kubernetes project officially maintains only the three most…
Container
1 min read
02
1
Critical Prerequisites (Interview Focus)
Read Release Notes: You must review the change logs for API deprecations (e.g., when Ingress moved from 'extensions/v1beta1' to…
Concept
1 min read
03
1
The Three Phases of Upgrading
Even when using a 'managed' Kubernetes service like AWS EKS, upgrades do not happen automatically. 'Managed' means AWS handles the…
Concept
1 min read
04
Achieving Zero Downtime
To achieve zero downtime during the Data Plane upgrade, a 'Rolling Update' strategy is used. The system provisions a new node, cordons an…
Concept
1 min read