New GKE on-prem 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-prem's node OS has the following tools preinstalled: arpingcloud-utils, conntrack, logrotate, prips, systemd-container
GKE on-prem'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 the
debug-toolbox container.
Learn about the toolbox script.
Networking
As of GKE on-prem version 1.1.0-gke.6, the node OS' default
networking configuration is disabled to support static IP allocation.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-03-05 UTC."],[[["GKE on-prem cluster nodes utilize an Ubuntu 18.04 (bionic) node OS image, which is similar to Google Kubernetes Engine's Ubuntu node image."],["The node OS image includes preinstalled tools such as `arping`, `cloud-utils`, `conntrack`, `logrotate`, `prips`, and `systemd-container`, as well as the `debug-toolbox` container image for debugging."],["The default networking configuration on the node OS is disabled in GKE on-prem versions 1.1.0-gke.6 and later to accommodate static IP allocation."],["New GKE on-prem versions may introduce updated Kubernetes versions for clusters, which are detailed in the release notes."]]],[]]