Scaling a Multi-Tenant k8s Cluster in a Telco Pablo Moncada - PowerPoint PPT Presentation

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Scaling a Multi-Tenant k8s Cluster in a Telco Pablo Moncada October 28, 2020 About MasMovil group 4th telecom company in Spain Provides voice and broadband services to +12M customers Several brands in the group (7 main brands

Scaling a Multi-Tenant k8s Cluster in a Telco Pablo Moncada October 28, 2020
About MasMovil group ● 4th telecom company in Spain ● Provides voice and broadband services to +12M customers ● Several brands in the group (7 main brands but there are more than 800) ● Software engineering area with more than 150 engineers
Reduce operational Security Reliability complexity Messaging Analytics Scalability Availability Observability
Multi-tenancy caveats ● Single underlying infrastructure ● Reduce operational complexity ○ Infrastructure is operated by a team of 3 engineers ● Reduce costs ● Security issues ● Scalability issues Namespaces Pods Services Nodes CPU Mem +400 +10k +3k +300 +2k +5TB
kube-proxy replacement NetworkPolicy logging Multi-cluster Increased Istio security DNS Aware External Services TLS NetworkPolicy visibility Performance Kafka policies by labels

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