Monitoring serverless components - Monitoring | Serverless

About
- Welcome
- Learn more about OpenShift Container Platform
- About OpenShift Kubernetes Engine
- Legal notice
Release notes
- OpenShift Container Platform 4.7 release notes
- Versioning policy
Architecture
- Product architecture
- Installation and update
- The control plane
- Understanding OpenShift development
- Red Hat Enterprise Linux CoreOS
- Admission plug-ins
Installing
- Installation overview
- Selecting an installation method and preparing a cluster
- Installing on AWS
- Installing on Azure
- Installing on GCP
- Installing on bare metal
- Deploying installer-provisioned clusters on bare metal
- Installing with z/VM on IBM Z and LinuxONE
  - Installing a cluster with z/VM on IBM Z and LinuxONE
  - Restricted network IBM Z installation with z/VM
- Installing with RHEL KVM on IBM Z and LinuxONE
  - Installing a cluster with RHEL KVM on IBM Z and LinuxONE
- Installing on IBM Power Systems
  - Installing a cluster on IBM Power Systems
  - Restricted network IBM Power Systems installation
- Installing on OpenStack
- Installing on RHV
- Installing on vSphere
- Installing on VMC
- Installing on any platform
  - Installing a cluster on any platform
- Installation configuration
- Validating an installation
- Troubleshooting installation issues
- Support for FIPS cryptography
Post-installation configuration
- Configuring a private cluster
- Machine configuration tasks
- Cluster tasks
- Node tasks
- Network configuration
- Storage configuration
- Preparing for users
- Configuring alert notifications
Updating clusters
- Understanding the update service
- Updating a cluster between minor versions
- Updating a cluster within a minor version from the web console
- Updating a cluster within a minor version by using the CLI
- Updating a cluster that includes RHEL compute machines
- Updating a restricted network cluster
Support
- Getting support
- Remote health monitoring with connected clusters
- Gathering data about your cluster
- Summarizing cluster specifications
- Troubleshooting
Web console
- Accessing the web console
- Viewing cluster information
- Configuring the web console
- Customizing the web console
- Developer perspective
- Web terminal
- Disabling the web console
- Creating quick start tutorials
CLI tools
- OpenShift CLI (oc)
- Developer CLI (odo)
- Helm CLI
- Knative CLI (kn) for use with OpenShift Serverless
- Pipelines CLI (tkn)
- opm CLI
- Operator SDK
  - Installing the Operator SDK CLI
  - Operator SDK CLI reference
Security and compliance
- Compliance Operator
- File Integrity Operator
- Container security
- Configuring certificates
- Certificate types and descriptions
- Viewing audit logs
- Configuring the audit log policy
- Allowing JavaScript-based access to the API server from additional hosts
- Encrypting etcd data
- Scanning pods for vulnerabilities
Authentication and authorization
- Understanding authentication
- Configuring the internal OAuth server
- Configuring OAuth clients
- Managing user-owned OAuth access tokens
- Understanding identity provider configuration
- Configuring identity providers
- Using RBAC to define and apply permissions
- Removing the kubeadmin user
- Understanding and creating service accounts
- Using service accounts in applications
- Using a service account as an OAuth client
- Scoping tokens
- Using bound service account tokens
- Managing security context constraints
- Impersonating the system:admin user
- Syncing LDAP groups
- Creating and using config maps
- Managing cloud provider credentials
Networking
- Understanding networking
- Accessing hosts
- Understanding the Cluster Network Operator
- Understanding the DNS Operator
- Understanding the Ingress Operator
- Verifying connectivity to an endpoint
- Configuring the node port service range
- Using SCTP
- Configuring PTP hardware
- Network policy
  - About network policy
  - Creating a network policy
  - Viewing a network policy
  - Editing a network policy
  - Deleting a network policy
  - Defining a default network policy
  - Configuring multitenant network policy
- Multiple networks
  - Understanding multiple networks
  - About virtual routing and forwarding
  - Attaching a pod to an additional network
  - Removing a pod from an additional network
  - Configuring a bridge network
  - Configuring a host-device network
  - Configuring an ipvlan network
  - Configuring a macvlan network with basic customizations
  - Configuring a macvlan network
  - Editing an additional network
  - Removing an additional network
  - Assigning a secondary network to a VRF
- Hardware networks
  - About Single Root I/O Virtualization (SR-IOV) hardware networks
  - Installing the SR-IOV Operator
  - Configuring the SR-IOV Operator
  - Configuring an SR-IOV network device
  - Configuring an SR-IOV Ethernet network attachment
  - Configuring an SR-IOV InfiniBand network attachment
  - Adding a pod to an SR-IOV network
  - Using high performance multicast
  - Using DPDK and RDMA
- OpenShift SDN default CNI network provider
  - About the OpenShift SDN default CNI network provider
  - Configuring egress IPs for a project
  - Configuring an egress firewall for a project
  - Viewing an egress firewall for a project
  - Editing an egress firewall for a project
  - Removing an egress firewall from a project
  - Considerations for the use of an egress router pod
  - Deploying an egress router pod in redirect mode
  - Deploying an egress router pod in HTTP proxy mode
  - Deploying an egress router pod in DNS proxy mode
  - Configuring an egress router pod destination list from a config map
  - Enabling multicast for a project
  - Disabling multicast for a project
  - Configuring multitenant isolation
  - Configuring kube-proxy
- OVN-Kubernetes default CNI network provider
  - About the OVN-Kubernetes network provider
  - Migrate from the OpenShift SDN cluster network provider
  - Rollback to the OpenShift SDN cluster network provider
  - IPsec encryption configuration
  - Configuring an egress firewall for a project
  - Viewing an egress firewall for a project
  - Editing an egress firewall for a project
  - Removing an egress firewall from a project
  - Configuring an egress IP address
  - Assigning an egress IP address
  - Considerations for the use of an egress router pod
  - Deploying an egress router pod in redirect mode
  - Enabling multicast for a project
  - Disabling multicast for a project
  - Configuring hybrid networking
- Configuring Routes
  - Route configuration
  - Secured routes
- Configuring ingress cluster traffic
  - Overview
  - Configuring ExternalIPs for services
  - Configuring ingress cluster traffic using an Ingress Controller
  - Configuring ingress cluster traffic using a load balancer
  - Configuring ingress cluster traffic on AWS using a Network Load Balancer
  - Configuring ingress cluster traffic using a service external IP
  - Configuring ingress cluster traffic using a NodePort
- Kubernetes NMState
  - About the Kubernetes NMState Operator
  - Observing node network state
  - Updating node network configuration
  - Troubleshooting node network configuration
- Configuring the cluster-wide proxy
- Configuring a custom PKI
- Load balancing on OpenStack
- Associating secondary interfaces metrics to network attachments
Storage
- Understanding ephemeral storage
- Understanding persistent storage
- Configuring persistent storage
- Using Container Storage Interface (CSI)
- Expanding persistent volumes
- Dynamic provisioning
Registry
- Overview
- Image Registry Operator in OpenShift Container Platform
- Setting up and configuring the registry
- Registry options
- Accessing the registry
- Exposing the registry
Operators
- Understanding Operators
- User tasks
  - Creating applications from installed Operators
  - Installing Operators in your namespace
- Administrator tasks
- Developing Operators
- Red Hat Operators reference
CI/CD
- Builds
- Pipelines
- GitOps
Images
- Configuring the Cluster Samples Operator
- Using the Cluster Samples Operator with an alternate registry
- Understanding containers, images, and imagestreams
- Creating images
- Managing images
- Managing image streams
- Using image streams with Kubernetes resources
- Triggering updates on image stream changes
- Image configuration resources
- Using templates
- Using Ruby on Rails
- Using images
Applications
- Projects
- Application life cycle management
- Deployments
- Quotas
  - Resource quotas per project
  - Resource quotas across multiple projects
- Monitoring project and application metrics using the Developer perspective
- Monitoring application health
- Idling applications
- Pruning objects to reclaim resources
- Using the Red Hat Marketplace
Machine management
- Creating machine sets
- Manually scaling a machine set
- Modifying a machine set
- Deleting a machine
- Applying autoscaling to a cluster
- Creating infrastructure machine sets
- User-provisioned infrastructure
- Deploying machine health checks
Nodes
- Working with pods
- Controlling pod placement onto nodes (scheduling)
- Using Jobs and DaemonSets
  - Running background tasks on nodes automatically with daemonsets
  - Running tasks in pods using jobs
- Working with nodes
- Working with containers
- Working with clusters
- Remote worker nodes on the network edge
  - Using remote worker node at the network edge
Windows Container Support for OpenShift
- Windows Container Support for OpenShift release notes
- Understanding Windows container workloads
- Enabling Windows container workloads
- Creating Windows MachineSet objects
- Scheduling Windows container workloads
- Windows node upgrades
- Removing Windows nodes
- Disabling Windows container workloads
Logging
- Release notes
- About Logging
- Installing Logging
- Configuring your Logging deployment
- Viewing logs for a specific resource
- Viewing cluster logs in Kibana
- Forwarding logs to third party systems
- Collecting and storing Kubernetes events
- Updating Logging
- Viewing cluster dashboards
- Troubleshooting Logging
- Uninstalling Logging
- Exported fields
Monitoring
- Understanding the monitoring stack
- Configuring the monitoring stack
- Enabling monitoring for user-defined projects
- Managing metrics
- Managing alerts
- Reviewing monitoring dashboards
- Accessing third-party UIs
- Exposing custom application metrics for autoscaling
- Troubleshooting monitoring issues
Metering
- About metering
- Installing metering
- Upgrading metering
- Configuring metering
- Reports
  - About reports
  - Storage Locations
- Using metering
- Examples of using metering
- Troubleshooting and debugging
- Uninstalling metering
Scalability and performance
- Recommended installation practices
- Recommended host practices
- Recommended cluster scaling practices
- Using the Node Tuning Operator
- Using Cluster Loader
- Using CPU Manager
- Using Topology Manager
- Scaling the Cluster Monitoring Operator
- Planning your environment according to object maximums
- Optimizing storage
- Optimizing routing
- Optimizing networking
- What huge pages do and how they are consumed by apps
- Performance Addon Operator for low latency nodes
Backup and restore
- Backing up etcd data
- Replacing an unhealthy etcd member
- Shutting down a cluster gracefully
- Restarting a cluster gracefully
- Disaster recovery
Migration Toolkit for Containers
- Migrating from OpenShift Container Platform 3
- Migrating from OpenShift Container Platform 4.1
- Migrating from OpenShift Container Platform 4.2 and later
API reference
- API list
- Common object reference
  - Index
- Authorization APIs
  - About Authorization APIs
  - LocalResourceAccessReview [authorization.openshift.io/v1]
  - LocalSubjectAccessReview [authorization.openshift.io/v1]
  - ResourceAccessReview [authorization.openshift.io/v1]
  - SelfSubjectRulesReview [authorization.openshift.io/v1]
  - SubjectAccessReview [authorization.openshift.io/v1]
  - SubjectRulesReview [authorization.openshift.io/v1]
  - TokenReview [authentication.k8s.io/v1]
  - LocalSubjectAccessReview [authorization.k8s.io/v1]
  - SelfSubjectAccessReview [authorization.k8s.io/v1]
  - SelfSubjectRulesReview [authorization.k8s.io/v1]
  - SubjectAccessReview [authorization.k8s.io/v1]
- Autoscale APIs
  - About Autoscale APIs
  - ClusterAutoscaler [autoscaling.openshift.io/v1]
  - MachineAutoscaler [autoscaling.openshift.io/v1beta1]
  - HorizontalPodAutoscaler [autoscaling/v1]
- Config APIs
  - About Config APIs
  - APIServer [config.openshift.io/v1]
  - Authentication [config.openshift.io/v1]
  - Build [config.openshift.io/v1]
  - ClusterOperator [config.openshift.io/v1]
  - ClusterVersion [config.openshift.io/v1]
  - Console [config.openshift.io/v1]
  - DNS [config.openshift.io/v1]
  - FeatureGate [config.openshift.io/v1]
  - HelmChartRepository [helm.openshift.io/v1beta1]
  - Image [config.openshift.io/v1]
  - Infrastructure [config.openshift.io/v1]
  - Ingress [config.openshift.io/v1]
  - Network [config.openshift.io/v1]
  - OAuth [config.openshift.io/v1]
  - OperatorHub [config.openshift.io/v1]
  - Project [config.openshift.io/v1]
  - Proxy [config.openshift.io/v1]
  - Scheduler [config.openshift.io/v1]
- Console APIs
  - About Console APIs
  - ConsoleCLIDownload [console.openshift.io/v1]
  - ConsoleExternalLogLink [console.openshift.io/v1]
  - ConsoleLink [console.openshift.io/v1]
  - ConsoleNotification [console.openshift.io/v1]
  - ConsoleQuickStart [console.openshift.io/v1]
  - ConsoleYAMLSample [console.openshift.io/v1]
- Extension APIs
  - About Extension APIs
  - APIService [apiregistration.k8s.io/v1]
  - CustomResourceDefinition [apiextensions.k8s.io/v1]
  - MutatingWebhookConfiguration [admissionregistration.k8s.io/v1]
  - ValidatingWebhookConfiguration [admissionregistration.k8s.io/v1]
- Image APIs
  - About Image APIs
  - Image [image.openshift.io/v1]
  - ImageSignature [image.openshift.io/v1]
  - ImageStreamImage [image.openshift.io/v1]
  - ImageStreamImport [image.openshift.io/v1]
  - ImageStreamMapping [image.openshift.io/v1]
  - ImageStream [image.openshift.io/v1]
  - ImageStreamTag [image.openshift.io/v1]
  - ImageTag [image.openshift.io/v1]
- Machine APIs
  - About Machine APIs
  - ContainerRuntimeConfig [machineconfiguration.openshift.io/v1]
  - ControllerConfig [machineconfiguration.openshift.io/v1]
  - KubeletConfig [machineconfiguration.openshift.io/v1]
  - MachineConfigPool [machineconfiguration.openshift.io/v1]
  - MachineConfig [machineconfiguration.openshift.io/v1]
  - MachineHealthCheck [machine.openshift.io/v1beta1]
  - Machine [machine.openshift.io/v1beta1]
  - MachineSet [machine.openshift.io/v1beta1]
- Metadata APIs
  - About Metadata APIs
  - Binding [core/v1]
  - ComponentStatus [core/v1]
  - ConfigMap [core/v1]
  - ControllerRevision [apps/v1]
  - Event [events.k8s.io/v1]
  - Event [core/v1]
  - Lease [coordination.k8s.io/v1]
  - Namespace [core/v1]
- Monitoring APIs
  - About Monitoring APIs
  - Alertmanager [monitoring.coreos.com/v1]
  - AlertmanagerConfig [monitoring.coreos.com/v1alpha1]
  - PodMonitor [monitoring.coreos.com/v1]
  - Probe [monitoring.coreos.com/v1]
  - Prometheus [monitoring.coreos.com/v1]
  - PrometheusRule [monitoring.coreos.com/v1]
  - ServiceMonitor [monitoring.coreos.com/v1]
  - ThanosRuler [monitoring.coreos.com/v1]
- Network APIs
  - About Network APIs
  - ClusterNetwork [network.openshift.io/v1]
  - Endpoints [core/v1]
  - EndpointSlice [discovery.k8s.io/v1beta1]
  - EgressNetworkPolicy [network.openshift.io/v1]
  - HostSubnet [network.openshift.io/v1]
  - Ingress [networking.k8s.io/v1]
  - IngressClass [networking.k8s.io/v1]
  - IPPool [whereabouts.cni.cncf.io/v1alpha1]
  - NetNamespace [network.openshift.io/v1]
  - NetworkAttachmentDefinition [k8s.cni.cncf.io/v1]
  - NetworkPolicy [networking.k8s.io/v1]
  - PodNetworkConnectivityCheck [controlplane.operator.openshift.io/v1alpha1]
  - Route [route.openshift.io/v1]
  - Service [core/v1]
- Node APIs
  - About Node APIs
  - Node [core/v1]
  - Profile [tuned.openshift.io/v1]
  - RuntimeClass [node.k8s.io/v1]
  - Tuned [tuned.openshift.io/v1]
- OAuth APIs
  - About OAuth APIs
  - OAuthAccessToken [oauth.openshift.io/v1]
  - OAuthAuthorizeToken [oauth.openshift.io/v1]
  - OAuthClientAuthorization [oauth.openshift.io/v1]
  - OAuthClient [oauth.openshift.io/v1]
  - UserOAuthAccessToken [oauth.openshift.io/v1]
- Operator APIs
  - About Operator APIs
  - Authentication [operator.openshift.io/v1]
  - CloudCredential [operator.openshift.io/v1]
  - ClusterCSIDriver [operator.openshift.io/v1]
  - Console [operator.openshift.io/v1]
  - Config [operator.openshift.io/v1]
  - Config [imageregistry.operator.openshift.io/v1]
  - Config [samples.operator.openshift.io/v1]
  - CSISnapshotController [operator.openshift.io/v1]
  - DNS [operator.openshift.io/v1]
  - DNSRecord [ingress.operator.openshift.io/v1]
  - Etcd [operator.openshift.io/v1]
  - ImageContentSourcePolicy [operator.openshift.io/v1alpha1]
  - ImagePruner [imageregistry.operator.openshift.io/v1]
  - IngressController [operator.openshift.io/v1]
  - KubeAPIServer [operator.openshift.io/v1]
  - KubeControllerManager [operator.openshift.io/v1]
  - KubeScheduler [operator.openshift.io/v1]
  - KubeStorageVersionMigrator [operator.openshift.io/v1]
  - Network [operator.openshift.io/v1]
  - OpenShiftAPIServer [operator.openshift.io/v1]
  - OpenShiftControllerManager [operator.openshift.io/v1]
  - OperatorPKI [network.operator.openshift.io/v1]
  - ServiceCA [operator.openshift.io/v1]
  - Storage [operator.openshift.io/v1]
- OperatorHub APIs
  - About OperatorHub APIs
  - CatalogSource [operators.coreos.com/v1alpha1]
  - ClusterServiceVersion [operators.coreos.com/v1alpha1]
  - InstallPlan [operators.coreos.com/v1alpha1]
  - Operator [operators.coreos.com/v1]
  - OperatorCondition [operators.coreos.com/v1]
  - OperatorGroup [operators.coreos.com/v1]
  - PackageManifest [packages.operators.coreos.com/v1]
  - Subscription [operators.coreos.com/v1alpha1]
- Policy APIs
  - About Policy APIs
  - PodDisruptionBudget [policy/v1beta1]
- Project APIs
  - About Project APIs
  - Project [project.openshift.io/v1]
  - ProjectRequest [project.openshift.io/v1]
- Provisioning APIs
  - About Provisioning APIs
  - BareMetalHost [metal3.io/v1alpha1]
  - Provisioning [metal3.io/v1alpha1]
- RBAC APIs
  - About RBAC APIs
  - ClusterRoleBinding [rbac.authorization.k8s.io/v1]
  - ClusterRole [rbac.authorization.k8s.io/v1]
  - RoleBinding [rbac.authorization.k8s.io/v1]
  - Role [rbac.authorization.k8s.io/v1]
- Role APIs
  - About Role APIs
  - ClusterRoleBinding [authorization.openshift.io/v1]
  - ClusterRole [authorization.openshift.io/v1]
  - RoleBindingRestriction [authorization.openshift.io/v1]
  - RoleBinding [authorization.openshift.io/v1]
  - Role [authorization.openshift.io/v1]
- Schedule and quota APIs
  - About Schedule and quota APIs
  - AppliedClusterResourceQuota [quota.openshift.io/v1]
  - ClusterResourceQuota [quota.openshift.io/v1]
  - FlowSchema [flowcontrol.apiserver.k8s.io/v1alpha1]
  - LimitRange [core/v1]
  - PriorityClass [scheduling.k8s.io/v1]
  - PriorityLevelConfiguration [flowcontrol.apiserver.k8s.io/v1alpha1]
  - ResourceQuota [core/v1]
- Security APIs
  - About Security APIs
  - CertificateSigningRequest [certificates.k8s.io/v1]
  - CredentialsRequest [cloudcredential.openshift.io/v1]
  - PodSecurityPolicyReview [security.openshift.io/v1]
  - PodSecurityPolicySelfSubjectReview [security.openshift.io/v1]
  - PodSecurityPolicySubjectReview [security.openshift.io/v1]
  - RangeAllocation [security.openshift.io/v1]
  - Secret [core/v1]
  - SecurityContextConstraints [security.openshift.io/v1]
  - ServiceAccount [core/v1]
- Storage APIs
  - About Storage APIs
  - CSIDriver [storage.k8s.io/v1]
  - CSINode [storage.k8s.io/v1]
  - PersistentVolumeClaim [core/v1]
  - StorageClass [storage.k8s.io/v1]
  - StorageState [migration.k8s.io/v1alpha1]
  - StorageVersionMigration [migration.k8s.io/v1alpha1]
  - VolumeAttachment [storage.k8s.io/v1]
  - VolumeSnapshot [snapshot.storage.k8s.io/v1]
  - VolumeSnapshotClass [snapshot.storage.k8s.io/v1]
  - VolumeSnapshotContent [snapshot.storage.k8s.io/v1]
- Template APIs
  - About Template APIs
  - BrokerTemplateInstance [template.openshift.io/v1]
  - PodTemplate [core/v1]
  - Template [template.openshift.io/v1]
  - TemplateInstance [template.openshift.io/v1]
- User and group APIs
  - About User and group APIs
  - Group [user.openshift.io/v1]
  - Identity [user.openshift.io/v1]
  - UserIdentityMapping [user.openshift.io/v1]
  - User [user.openshift.io/v1]
- Workloads APIs
  - About Workloads APIs
  - BuildConfig [build.openshift.io/v1]
  - Build [build.openshift.io/v1]
  - CronJob [batch/v1beta1]
  - DaemonSet [apps/v1]
  - Deployment [apps/v1]
  - DeploymentConfig [apps.openshift.io/v1]
  - Job [batch/v1]
  - Pod [core/v1]
  - ReplicationController [core/v1]
  - PersistentVolume [core/v1]
  - ReplicaSet [apps/v1]
  - StatefulSet [apps/v1]
Service Mesh
- Service Mesh 2.x
- Service Mesh 1.x
Jaeger
- Jaeger release notes
- Jaeger architecture
  - Jaeger architecture
- Jaeger installation
OpenShift Virtualization
- About OpenShift Virtualization
- OpenShift Virtualization release notes
- Installing OpenShift Virtualization
- Upgrading OpenShift Virtualization
- Additional security privileges granted for kubevirt-controller and virt-launcher
- Using the CLI tools
- Virtual machines
- Virtual machine templates
- Live migration
- Node maintenance
- Node networking
- Logging, events, and monitoring
Serverless
- Release Notes
- Support
- Getting started
- Installing the Knative CLI
- Administration guide
- Architecture
  - Knative Serving
  - Knative Eventing
- Creating and managing serverless applications
- High availability on OpenShift Serverless
- Tracing requests
- Knative Serving
- Knative Eventing workflows
- Event sources
- Using Apache Kafka with OpenShift Serverless
- Networking
- Monitoring
  - Monitoring serverless components
- Integrations
  - Using NVIDIA GPU resources with serverless applications

Monitoring serverless components overall health status
Monitoring Knative Serving revision CPU and memory usage

You can use OpenShift Container Platform monitoring dashboards to view health checks and metrics for OpenShift Serverless components.

Monitoring serverless components overall health status

You can use the OpenShift Container Platform monitoring dashboards to view the overall health status of Knative Serving and Eventing.

Prerequisites

You have installed OpenShift Serverless.
The OpenShift Container Platform monitoring stack is enabled.
You have cluster administrator permissions, and access to the Administrator perspective in the OpenShift Container Platform web console.

Procedure

In the Administrator perspective, navigate to Monitoring → Dashboards.
Select the Knative Health Status dashboard to view the overall health status of Knative Serving and Eventing.

Monitoring Knative Serving revision CPU and memory usage

You can use the OpenShift Container Platform monitoring dashboards to view revision CPU and memory usage metrics for Knative Serving components.

Prerequisites

You have installed OpenShift Serverless.
The OpenShift Container Platform monitoring stack is enabled.
You have cluster administrator permissions, and access to the Administrator perspective in the OpenShift Container Platform web console.

Procedure

In the Administrator perspective, navigate to Monitoring → Dashboards.
Select the Knative Serving - Revision CPU and Memory Usage dashboard to view metrics for Knative service revisions.
Optional: You can filter this dashboard by Namespace, Configuration, or Revision, by using the drop-down selections.