# KubeZero 1.28

## What's new - Major themes
- all KubeZero and support AMIs based on Alpine 3.19.1
- further reduced boot time, eg. less than 30s for a bastion on EC2
- sub-second timestamps for all system logs
- enabled TransparentHugePages on host kernel

## Version upgrades
- cilium 1.15.3
- istio 1.21.1
- fluent-bit 3.0.1
- ArgoCD 2.10.6
- Prometheus 2.51.1 / Grafana 10.4

### FeatureGates
- CustomCPUCFSQuotaPeriod
- SidecarContainers

## Known issues
