Some doc updates
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README.md
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README.md
@ -19,7 +19,7 @@ KubeZero is a Kubernetes distribution providing an integrated container platform
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# Version / Support Matrix
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KubeZero releases track the same *minor* version of Kubernetes.
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Any 1.24.X-Y release of Kubezero supports any Kubernetes cluster 1.24.X.
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Any 1.26.X-Y release of Kubezero supports any Kubernetes cluster 1.26.X.
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KubeZero is distributed as a collection of versioned Helm charts, allowing custom upgrade schedules and module versions as needed.
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@ -28,15 +28,15 @@ KubeZero is distributed as a collection of versioned Helm charts, allowing custo
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gantt
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title KubeZero Support Timeline
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dateFormat YYYY-MM-DD
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section 1.23
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beta :123b, 2022-08-01, 2022-09-01
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release :after 123b, 2023-02-01
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section 1.24
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beta :124b, 2022-11-14, 2022-12-31
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release :after 124b, 2023-06-01
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section 1.25
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beta :125b, 2023-03-01, 2023-03-31
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release :after 125b, 2023-08-01
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section 1.26
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beta :126b, 2023-06-01, 2023-06-30
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release :after 126b, 2023-10-01
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```
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[Upstream release policy](https://kubernetes.io/releases/)
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@ -44,7 +44,7 @@ gantt
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# Components
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## OS
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- all nodes are based on Alpine V3.16
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- all nodes are based on Alpine V3.17
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- 2 GB encrypted root filesystem
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- no 3rd party dependencies at boot ( other than container registries )
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- minimal attack surface
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@ -73,10 +73,8 @@ gantt
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- support for [Inf1 instances](https://aws.amazon.com/ec2/instance-types/inf1/) part of [AWS Neuron](https://aws.amazon.com/machine-learning/neuron/).
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## Network
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- Cilium using Geneve encapsulation, incl. increased MTU allowing flexible / more containers per worker node compared to eg. AWS VPC CNI
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- Multus support for multiple network interfaces per pod, eg. additional AWS CNI
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- Calico using VxLAN incl. increased MTU
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allows flexible / more containers per worker node compared to eg. AWS VPC CNI
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- isolates container traffic from VPC by using VxLAN overlay
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- no restrictions on IP space / sizing from the underlying VPC architecture
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## Storage
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@ -95,7 +93,7 @@ allows flexible / more containers per worker node compared to eg. AWS VPC CNI
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- optional full service mesh
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## Metrics
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- Prometheus support for all components
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- Prometheus support for all components, incl. out of cluster EC2 instances (node_exporter)
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- automated service discovery allowing instant access to common workload metrics
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- pre-configured Grafana dashboards and alerts
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- Alertmanager events via SNSAlertHub to Slack, Google, Matrix, etc.
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@ -105,4 +103,4 @@ allows flexible / more containers per worker node compared to eg. AWS VPC CNI
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- flexible ElasticSearch setup, leveraging the ECK operator, for easy maintenance & minimal admin knowledge required, incl. automated backups to S3
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- Kibana allowing easy search and dashboards for all logs, incl. pre configured index templates and index management
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- [fluentd-concerter](https://git.zero-downtime.net/ZeroDownTime/container-park/src/branch/master/fluentd-concenter) service providing queuing during highload as well as additional parsing options
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- lightweight fluent-bit agents on each node requiring minimal resources forwarding logs secure via TLS to fluentd-concenter
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- lightweight fluent-bit agents on each node requiring minimal resources forwarding logs secure via TLS to fluentd-concenter
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