This page describes the node operating system (node OS) image that runs on GKE on VMware cluster nodes.
GKE on VMware cluster nodes run ubuntu_containerd by default. The image is similar to Google Kubernetes Engine's Ubuntu node image.
GKE on VMware node pools also support Container-Optimized OS. Container-Optimized OS on GKE on VMware supports kdump for debugging kernel issues.
GKE on VMware offers the following node image options per OS for your cluster:
OS | Node images | Status |
---|---|---|
Container-Optimized OS |
|
General Availability |
Ubuntu |
|
General Availability |
Kubernetes version
New GKE on VMware versions sometimes introduce a new Kubernetes version for clusters. Version changes are announced in Release notes. To learn which Kubernetes version your cluster runs, see Versions.
Preinstalled tools
- GKE on VMware's node OS has the following tools preinstalled:
arping
cloud-utils
,conntrack
,logrotate
,prips
,systemd-container
- GKE on VMware's node OS has the
debug-toolbox
container image preinstalled.debug-toolbox
includes several packages for debugging node issues. You run an accompanying shell script,toolbox
, to unpack and run thedebug-toolbox
container. Learn about thetoolbox
script.
Networking
As of GKE on VMware version 1.1.0-gke.6, the node OS' default networking configuration is disabled to support static IP allocation.
Security
See node security.