node-problem-detector

node-problem-detector

This chart installs a node-problem-detector daemonset. This tool aims to make various node problems visible to the upstream layers in cluster management stack. It is a daemon which runs on each node, detects node problems and reports them to apiserver.

Homepage: https://github.com/kubernetes/node-problem-detector

How to install this chart

A simple install with default values, latest chart version and generated name:

helm install --generate-name oci://ghcr.io/deliveryhero/helm-charts/node-problem-detector

To install a specific version of this chart:

helm install --generate-name oci://ghcr.io/deliveryhero/helm-charts/node-problem-detector --version 2.4.0

To install the chart with the release name my-release:

helm install my-release oci://ghcr.io/deliveryhero/helm-charts/node-problem-detector

To install with some set values:

helm install my-release oci://ghcr.io/deliveryhero/helm-charts/node-problem-detector --set values_key1=value1 --set values_key2=value2

To install with custom values file:

helm install my-release oci://ghcr.io/deliveryhero/helm-charts/node-problem-detector -f values.yaml

Source Code

• https://github.com/kubernetes/node-problem-detector
• https://kubernetes.io/docs/concepts/architecture/nodes/#condition

Values

Key	Type	Default	Description
affinity	object	{}
annotations	object	{}
dnsConfig	object	{}
dnsPolicy	string	"ClusterFirst"
env	string	nil
extraContainers	list	[]
extraVolumeMounts	list	[]
extraVolumes	list	[]
fullnameOverride	string	""
hostNetwork	bool	false	Run pod on host network Flag to run Node Problem Detector on the host's network. This is typically not recommended, but may be useful for certain use cases.
hostPID	bool	false
hostUsers	bool	true	Use host user namespace (true) or create pod user namespace (false) Set to false to enable user namespaces for enhanced security isolation Default is true (uses host user namespace). See Use a User Namespace With a Pod.
image.digest	string	""	the image digest. If given it takes precedence over a given tag.
image.pullPolicy	string	"IfNotPresent"
image.repository	string	"registry.k8s.io/node-problem-detector/node-problem-detector"
image.tag	string	"v1.35.1"
imagePullSecrets	list	[]
labels	object	{}
logDir.host	string	"/var/log/"	log directory on k8s host
logDir.pod	string	""	log directory in pod (volume mount), use logDir.host if empty
maxUnavailable	int	1	The max pods unavailable during an update
metrics.annotations	object	{}	Override all default annotations when metrics.enabled=true with specified values.
metrics.enabled	bool	false	Expose metrics in Prometheus format with default configuration.
metrics.prometheusRule.additionalLabels	object	{}
metrics.prometheusRule.additionalRules	list	[]
metrics.prometheusRule.defaultRules.create	bool	true
metrics.prometheusRule.defaultRules.disabled	list	[]
metrics.prometheusRule.enabled	bool	false
metrics.serviceMonitor.additionalLabels	object	{}
metrics.serviceMonitor.additionalRelabelings	list	[]
metrics.serviceMonitor.attachMetadata.node	bool	false
metrics.serviceMonitor.enabled	bool	false
metrics.serviceMonitor.metricRelabelings	list	[]
nameOverride	string	""
nodeSelector	object	{}
priorityClassName	string	"system-node-critical"
rbac.clusterRole.extraRules	list	[]
rbac.create	bool	true
rbac.pspEnabled	bool	false
resizePolicy	list	[]	Container resize policy for in-place vertical scaling See https://kubernetes.io/docs/tasks/configure-pod-container/resize-container-resources/
resources	object	{}
securityContext.privileged	bool	true
serviceAccount.annotations	object	{}
serviceAccount.create	bool	true
serviceAccount.labels	object	{}
serviceAccount.name	string	nil
settings.custom_monitor_definitions	object	{}	Custom plugin monitor config files
settings.custom_plugin_monitors	list	[]
settings.extraArgs	list	[]
settings.heartBeatPeriod	string	"5m0s"	Syncing interval with API server
settings.log_monitors	list	["/config/kernel-monitor.json","/config/docker-monitor.json","/config/readonly-monitor.json"]	User-specified custom monitor definitions
settings.prometheus_address	string	"0.0.0.0"	Prometheus exporter address
settings.prometheus_port	int	20257	Prometheus exporter port
tolerations[0].effect	string	"NoSchedule"
tolerations[0].operator	string	"Exists"
updateStrategy	string	"RollingUpdate"	Manage the daemonset update strategy
volume.localtime.enabled	bool	true
volume.localtime.type	string	"FileOrCreate"

Maintainers

Name	Email	Url
max-rocket-internet		https://github.com/max-rocket-internet

Chart source and versions

Chart source: github.com/deliveryhero/helm-charts/node-problem-detector

Older chart versions: github.com/deliveryhero/helm-charts/pkgs/container/helm-charts/node-problem-detector