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Pods return to the Initializing status even though containers in the pod are running
I have the alert 'NodeFilesystemSpaceFillingUp ', what does this mean?
Bind on Port 80 Fails Due to Permissions in NGINX Ingress
Controlplane/Etcd nodes are stuck at provisioning for a new cluster
How to enable HA for Alertmanager in Rancher lanched Monitoring
How to check connectivity from NGINX ingress controllers to all backend pods
How to add a Grafana Dashboard for Logging v2
Configuring a buffer with total_limit_size in Logging v2
Troubleshooting high ingress request times
What is the difference between Cluster registry and Global registry?
kube-apiserver "socket: too many open files" error messages
How to retrieve a kubeconfig from RKE v0.2.x+ or Rancher v2.2.x+
How to regenerate Service Account tokens in Kubernetes
How to improve DNS resolution performance inside a kubernetes cluster?
How to configure expiry (TTL) on kubeconfig tokens in Rancher
How to enable debug logging when using Terraform?
What do I need to provide to get started on Rancher Hosted Prime?
What are the networking requirements for using Rancher Hosted Prime?
Can I use my own SSL/TLS certificates with Rancher Hosted Prime?
Why longhorn volume still shows more space than the actual size after deleting the content?
Does Rancher v2.x support two-factor (2FA) or multi-factor authentication (MFA)?
How to shutdown a Kubernetes cluster (Rancher Kubernetes Engine (RKE) CLI provisioned or Rancher v2.x Custom clusters)
How to block specific user agents from connecting through the nginx ingress controller
How to remove and replace an unresponsive control plane / etcd node in the local Rancher server cluster, provisioned by the Rancher Kubernetes Engine (RKE) CLI
Preventing LoadBalancer service traffic from flowing through control plane and etcd nodes in a Kubernetes cluster with the AWS Cloud Provider
How to enable IPVS proxy mode for kube-proxy
How to check the default CoreDNS configmap of a Rancher Kubernetes Engine (RKE) Kubernetes version
How to enable Envoy access logging in Rancher deployed Istio
How to collect a stacktrace from the Rancher server process in Rancher v2.x
Can I move from self-managed Rancher to Rancher Prime Hosted?
How can I validate network policies within a Kubernetes cluster?
Rancher v2.x provisioned vSphere cluster nodes stuck in provisioning, with "Waiting for SSH to be available", as a result of pre-existing cloud-init configuration in VM Template
Resolving "Conflict. The container name is already in use" errors when updating a Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned Kubernetes cluster
How to disable Calico Telemetry in a Kubernetes cluster with the Canal or Calico CNI
How to increase the inotify.max_user_watches and inotify.max_user_instances sysctls on a Linux host
[JP] How to configure container log rotation for the Docker daemon
How to create a custom cluster role in Rancher v2.x to grant permission on the metrics endpoint of the kube-apiserver in a Rancher managed cluster
[JP] How to grant users access to Grafana with minimal permissions
How to enable debug level logging for the kube-auth-api DaemonSet in Rancher provisioned Kubernetes clusters
How to determine the Rancher Leader pod in Rancher v2.x
[JP] How to collect and share Rancher logs with Support
How to change the kubelet root directory when provisioning a Kubernetes cluster with the Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x
Who creates user accounts on Rancher Hosted Prime?
Rancher Upgrade Checklist
How to rotate the Rancher SSL certificate with a single node Docker installation
How to increase the log level for Calico components
Logs not forwarded by Rancher Logging in Rancher v2.x when Docker daemon logging driver is not set to json-file
"ERROR: XFS filesystem at /var has ftype=0, cannot use overlay backend" error messages logged by the Docker daemon upon daemon startup
How to enable support for use-forwarded-headers in ingress-nginx
How to enable container log rotation with k3s or containerd
How to create an RKE template and template revision using the Rancher2 Terraform Provider
How to create a custom Project RBAC role to grant log access and exec permission on Pods, in a Rancher v2.x managed cluster
How to troubleshoot HTTP 400 response codes from ingress-nginx ingresses
How to increase the log level for Canal components in a Rancher Kubernetes Engine (RKE) or Rancher v2.x provisioned Kubernetes cluster
How to enable legacy TLS versions for ingress-nginx in Rancher Kubernetes Engine (RKE) CLI and Rancher v2.x provisioned RKE Kubernetes clusters
How to confirm a version upgrade of Rancher v2.x is completed successfully
How Nginx Ingress calculates the worker_processes and worker_rlimit_nofile
How can I tell whether my app is installed with Helm v2 or Helm v3?
Troubleshooting - Nodes won't join cluster or show unavailable
How to deploy Nginx instead of Traefik as your ingress controller on K3s
How to deploy the AWS EBS CSI driver on K3s
How to perform a rolling change to nodes
How is my Rancher Hosted Prime environment monitored?
How often is maintenance performed on Rancher Hosted Prime?
Is it possible to have alpha, beta, or release candidate (RC) available on Rancher Hosted Prime?
Can the admin password be reset if I’m locked out of my Rancher Hosted Prime environment?
Who upgrades Kubernetes on my Rancher Hosted Prime downstream clusters?
Can Rancher Hosted Prime manage my on-premise clusters running on VMWare or bare metal servers?
Is there any limit on the number of downstream clusters or nodes Rancher Hosted Prime can manage?
How often is Rancher Hosted Prime upgraded?
How is Rancher Hosted Prime different than the open-source Rancher I can download for free?
Can I integrate Rancher Hosted Prime with my Active Directory, SAML, or LDAP based directory service?
Does Rancher Hosted Prime support multi-factor authentication (MFA)?
Do I have access to the "local" cluster in the management UI for my Rancher Hosted Prime environment?
What are the "-promoted" Cluster Roles in Rancher?
Can Rancher migrate my helm2 app to helm3?
Loading the new Rancher Dashboard in an airgapped environment redirects to /fail-whale
Slow etcd performance (performance testing and optimization)
How to create docker goroutine, and memory heap, dumps
Are API audit logs enabled in Rancher Hosted Prime?
What information is stored in Rancher Hosted Prime and where is it stored?
Filesystem actions in containers fail with Too many levels of symbolic links
Best Practices Rancher
What permissions are required to grant access to manage Cluster Logging in Rancher v2.x
How to pull the logs from the rancher-wins service on a Windows node in a Rancher v2.x provisioned Kubernetes cluster
How to enable CoreDNS query logging in a Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned RKE cluster
How to use External TLS Termination with AWS
Kernel crash after "unregister_netdevice: waiting for lo to become free. Usage count"
Logging integration doesn't work if Docker Root is not default /var/lib/docker
How to update the CoreDNS ConfigMap in a Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned Kubernetes cluster
How to run workloads on etcd or controlplane nodes, without the worker role, in a Rancher Kubernetes Engine (RKE) cluster
How to override DNS results served by CoreDNS
How to enable NGINX support for HTTP headers with underscores
How to enable antiAffinity for Rancher v2.x server pods
How to create a cluster in SUSE Rancher v2.x using the Rancher CLI or v3 API
How to edit the upstream nameservers used by CoreDNS, in a Rancher Kubernetes Engine (RKE) or Rancher v2.x provisioned Kubernetes cluster
How to change etcd cipher suite
How to block external connectivity with Calico
How to Enable Pod Presets
How to use nginx /dbg
Where is Rancher Hosted Prime hosted?
How is uptime measured for my Rancher Hosted Prime environment?
Does Rancher Hosted Prime offer an uptime SLA?
Can I have more than one Rancher Hosted Prime environment?
Does Rancher Hosted Prime offer a support SLA?
How often are backups taken and retained on Rancher Hosted Prime?
How to configure the CoreDNS Autoscaler in a Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned Kubernetes cluster
Do SUSE employees have a login account for my Rancher Hosted Prime environment?
Do SUSE employees have the credentials to my “admin” account?
What type of cluster is Rancher Hosted Prime running on?
Why Does kubectl get Show a Different API Group for a Resource Than Specified?
How can I audit or examine RBAC Roles for different accounts within a Kubernetes cluster?
What is the kube_config_cluster.yml file that is created after provisioning a cluster with the Rancher Kubernetes Engine (RKE) CLI?
How to configure container log rotation for the Docker daemon
How to configure an internal Elastic Load Balancer (ELB) or Network Load Balancer (NLB) with an Istio Ingress Gateway in Rancher v2.3+
How to set server-tokens to false, to disable the the NGINX header in ingress-nginx responses, within a Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned cluster
How to enable debug level logging for the Rancher Cluster/Project Alerting Alertmanager instance, in a Rancher v2.x managed cluster?
How to generate a Longhorn Support Bundle
How to add additional scrape configs to a Rancher cluster or project monitoring prometheus
How to enable SSL passthrough on the nginx-ingress controller in RKE and RKE2 clusters
Resolving conntrack table full error messages: 'nf_conntrack: table full, dropping packets'
Does Rancher Hosted Prime provide downstream clusters?
How to grant users access to Grafana with minimal permissions
Updating SSL cert in Rancher v2.x with the same CA
How to troubleshoot SNI enabled endpoints with curl and openssl
What is Rancher Prime Hosted?
Can I move an existing Kubernetes cluster to Rancher Hosted Prime?
How to use the calicoctl CLI in an RKE CLI or Rancher-provisioned RKE cluster
How to run multiple ingress controllers
Why does the kubelet certificate still show as expired after performing a cluster certificate rotation in an Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned cluster?
How to remove all Kubernetes components from nodes
How to troubleshoot using the namespace of a container
How to troubleshoot HTTP request performance with curl statistics
Pod network connectivity non-functional as a result of sysctl net.ipv4.ip_forward=0
How to setup your network CIDR for a large cluster
How to upgrade Docker using Rancher's install script
Information to provide when logging a support case
How to setup Rancher 2.x with Active Directory external authentication
How to setup Nodelocal DNS cache with Rancher, RKE1 and RKE2
How to setup HAProxy for Rancher v2.x
How to generate a HAR file
How to conduct performance testing with Clusterloader2
[JP] How do I edit my cluster using RKE Templates?
How to configure Okta Auth with Rancher HA
Why does a cluster or node show requested memory with a milli (m) unit?
How To Update CoreDNS's Resolver Policy
How to update your etcd space alerts for better etcd monitoring
How to test websocket connections to Rancher v2.x
The Rancher v2.x Linux log collector script
The Rancher v2.x systems summary script
What is the process performed by Rancher v2.x when upgrading a Rancher managed Kubernetes cluster?
What is the process performed during a Rancher v2.x upgrade and what is the impact to the managed downstream Kubernetes clusters?
How to rollback the Kubernetes version of a Rancher v2.x provisioned RKE1 cluster
HTTP 401 "clusterID does not match" error using cluster-scoped Rancher API token in Rancher v2.x
Launching kubectl for cluster within Rancher UI fails in a cluster after following the CIS Benchmark Hardening Guide for Kubernetes
How to increase the log level of Kubernetes components in an RKE CLI or Rancher provisioned Kubernetes cluster
"log unreadable. It is excluded and would be examined next time." warning messages, for kubelet and kube-proxy, in rancher-logging-fluentd Pod logs of worker nodes
Many rancher-agent containers running on Rancher v2.x provisioned RKE cluster, where stopped containers are regularly deleted on hosts
Is it safe to update the Docker bridge IP range on hosts in an RKE or Rancher v2.x launched Kubernetes cluster?
Is it safe to disable inter-container connectivity (icc) on the Docker daemon in an RKE or Rancher v2.x launched Kubernetes cluster?
Users assigned the Project Owner or Member role on a project are able to create namespaces on any project, in the same cluster, to which they have access
Node labels and taints reset on reboot with AWS cloudprovider in Kubernetes lower than v1.12.0
Editing Rancher launched Kubernetes cluster in infrastructure provider restricted to creating user
Blank provider listed for cluster when logged in as user who did not create cluster in Rancher v2.x
'Error: snapshot missing hash but --skip-hash-check=false' when performing rke etcd snapshort-restore with .zip extension included in snapshot name
How to install or upgrade to a specific Rancher v2.x version
Why are namespaces created via the kubectl CLI not assigned to a project?
Is it possible to migrate a Rancher launched Kubernetes cluster between Rancher instances?
Is it possible to update the Cluster (Pod) CIDR or Service CIDR for an RKE, RKE2, or K3s cluster?
How to migrate from CentOS/RHEL-packaged to upstream Docker
Network ingress traffic from 192.168.0.0/16 always SNAT'd in Kubernetes clusters with canal network provider
Is it possible to perform RKE etcd snapshots to an s3 endpoint with a certificate signed by a custom CA?
How to change the log level for Rancher v2.x
Istio-init container fails to start when SElinux is enabled on RHEL 8.x
Can I receive an application backup of my SUSE Rancher Hosted environment if I decide not to renew at the end of my term?
[Rancher] How do I change severity level on an open case?
How to add custom labels to Alerts in Monitoring v2
Streaming server stopped unexpectedly: listen tcp x.x.x.x:0: bind: cannot assign requested address
How to drain a node in an RKE1 cluster from the local node using a docker command
How to rotate rancher-webhook (cattle-webhook-tls) certificates?
Rancher Support FAQ
[Rancher] I filed an RFE as a support case. What should I expect on how it will be followed up on?
[Rancher] Can Rancher Support validate our planned upgrade?
[Rancher] We run a burst of high-profile events (e.g., big sale) that run as k8s workloads managed by Rancher. Can Rancher Support join our team remotely for the duration of these events?
[Rancher] Can Rancher Support join me as I do my upgrade?
[Rancher] We need help validating our deployment design and operational readiness, can Rancher Support help?
[Rancher] Can I run other, non-Rancher workloads on the same Kubernetes cluster that Rancher is installed on?
[Rancher] Could you help us understand the development and support status of RancherOS for 2020 and beyond?
[Rancher] Does Rancher support migration from single node installation to high availability installation?
[Rancher] Does Rancher Support cover single node installations?
[Rancher] I plan to import my legacy k8s cluster into Rancher and having issues with my legacy cluster. Can Rancher Support help troubleshoot the issue?
[Rancher] Is Rancher Support only for RKE-provisioned clusters?
[Rancher] Will Rancher fix the issue and release a patch, if the problem is root-caused in Kubernetes?
[Rancher] As part of a Rancher upgrade, do I need to upgrade my k8s cluster to a version listed in the support matrix for that Rancher version? If I do not, will the cluster continue to work fine as is? Will Rancher support this cluster?
What are the Kubernetes cloud providers supported by Rancher?
What about support for Harvester, Longhorn, Rancher Desktop, Opni?
[Rancher] What language(s) is Rancher Support service offered in?
Will Rancher fix the issue and release a patch, if the problem is root-caused in Prometheus and Grafana?
Is support for Prometheus/Grafana available only with a valid Rancher support subscription?
[Rancher] Does my Rancher Support cover Prometheus/Grafana deployments that did not originate from Rancher?
Will Rancher fix the issue and release a patch, if the problem is root-caused in Jenkins?
[Rancher] What is the nature of Rancher support for log aggregation services such as Elasticsearch, Splunk, Kafka, Syslog, Fluentd?
[Rancher] Will Rancher fix problems root-caused to be in nginx?
[Rancher] Will Rancher fix the issue and release a patch, if the problem is root-caused in one of the Rancher 2.x CNI plugin add-ons such as Weave, Cisco ACI, Cilium, and Calico?
[Rancher] Will Rancher fix the issue and release a patch, if the problem is root-caused in Flannel and Canal?
[Rancher] Will Rancher fix the issue and release a patch, if the problem is root-caused in Istio?
[Rancher] We came across a mention of Fluentd as a software Rancher provides Support SLA on. Could you clarify what that covers?
Is Rancher software itself completely free?
[Rancher] How would Rancher Support troubleshoot issues on systems where any external access is not allowed, for reasons of security and compliance?
How (quickly) does Rancher respond to / resolve industry-reported vulnerabilities?
Can we run Antivirus on our cluster nodes?
Would Rancher Support provide assistance if we use components that are not listed in the Rancher support matrix?
Would Rancher Support provide assistance if we change the default configurations of one or more of these components listed in Rancher support matrix?
[Rancher] What are the certified integrations with persistent volume plugins covered by Rancher Support?
[Rancher] What are the certified integrations with storage class provisioners covered by Rancher Support?
What are the certified integrations with authentication providers covered by Rancher Support?
[Rancher] Could you clarify what you generally mean by a "certified integration" to another software system or service?
Does Rancher Support covers OpenStack clusters?
I see node drivers tagged as "Built-in". What does that mean?
I see some node drivers tagged as "Active" when I install Rancher. What does this mean?
[Rancher] Does my support subscription to Rancher include support for Longhorn?
[Rancher] Can we have a mix of unsupported and supported nodes at our choice/discretion?
How does Rancher track our license usage?
Is Rancher Prime support only for production environments?
Does my Rancher Prime Support subscription for production environment also covers testing and staging environments?
[Rancher] Could you illustrate the severity levels with subject lines of sample support cases?
Security vulnerability: log4j remote code execution aka log4shell CVE-2021-44228
[Rancher] Operational Advisory, 20201210: Related to deprecation of dockershim in Kubernetes v1.20
[Rancher] Operational Advisory, 20220113: Related to removal of dockershim in Kubernetes v1.24
[Rancher] Support Advisories
Rancher Prime Hosted FAQ
Do you have a whitepaper available for Rancher Hosted Prime?
What can be expected during a Rancher Hosted Prime upgrade?
What if I no longer want Rancher Hosted Prime to manage my downstream clusters?
How to connect your Rancher Hosted Prime network to your AWS transit gateway?
How to make a VPN connection to your Rancher Hosted Prime network?
Can I get a copy of the Rancher API audit logs?
[Rancher] Operational Advisory, 20201105: Related to Docker Hub rate limits
[Rancher] Product Lifecycle Advisory, 20220330: 2022 EOM/EOL dates for Rancher 2.4 and 2.5
How to set multiple rules in the Rancher2 Terraform Provider Role Template resource
Azure AD API Removal
Windows RKE1 EOL
How to recover an RKE cluster when all control plane nodes have failed
How to upgrade a Rancher-managed k3s cluster via the Rancher2 Terraform Provider
After Rancher 2.6.x upgrade, HTTP 403 Errors in Rancher UI
Is it possible use mTLS for rancher agent connectivity?
DNS does not work with Weave CNI and Firewalld on RHEL 8 based OSs
How to test Rancher RC/Alpha versions
How to set up ACE for HashiCorp Vault
RKE2 upgrades causing dataloss to application deployed using helm chart
Rancher upgrade FAQ
Collecte de journaux Linux Rancher v2.x
Tuning for nodes with a high number of CPUs allocated
Reduce Memory and CPU footprint of Prometheus Monitoring Operator
How to set up Alertmanager configs in Monitoring V2 in Rancher
Customize Helm Chart values for RKE2 default addons
How to list rolebindings for a given user
AKS Downstream Cluster not Available with Websockets failing
Restore fails with metadata.deletionGracePeriodSeconds: Invalid value: 0: field is immutable
How to clean the orphaned cluster objects from the deleted cluster namespaces.
How to make a request with the Rancher2 Terraform Provider
Restore k3s from MySQL dump
Rancher upgrade has failed with an error no matches for kind "Issuer" in version "cert-manager.io/v1alpha2"
How to set the metadata config using the CATTLE prefixed extra environment variable
How to re-add a Master node to the RKE2 HA cluster once its removed from cluster.
How to troubleshoot Overlay Network Connectivity issues
How to define additional static pods on an RKE2 cluster node
Rancher install fails in an airgap environment with an error: no matches for kind "Issuer" in version certmanager.k8s.io/v1alpha1
Adding tolerations to components in the Rancher Logging chart
Unable to see Rancher GUI, getting 500, 502, 503
Is it possible to change the CNI for a rke/rke2/k3s cluster or Rancher launched cluster post-provisioning?
Cannot provision new RKE Cluster from Template: Unable to validate S3 backup target configuration
How to enable fluent-bit debug logging
Downstream clusters in unavailable state after upgrade from Rancher v2.5 at v2.5.16 or above to Rancher v2.6 below v2.6.7
How to fix Azure AD authenication errors when upgrading to new graph endpoint in Rancher v2.6.7+
How to configure rancher-logging to send to a file
RKE2 cluster provisioning in Rancher with profile: cis-1.6, requires parameter protect-kernel-defaults to true
Failed to handling tunnel request from remote address x.x.x.x:42412 (X-Forwarded-For: x.x.x.x): response 400: cluster not found
Adding missing cAdvisor labels to k8s 1.24+
Interacting with the Rancher API using cURL
Testing Connectivity Between Kubernetes Pods with Iperf3
Enable CSR signing on an RKE cluster so certificates are issued
How to create multiple IPPool for Calico CNI in rke2 cluster
How to configure the logging app to use Custom PVC volume for Fluentd buffers
LDAP error when logging into the Rancher UI after a Rancher upgrade
How to troubleshoot rancher-logging
Collecting file logs with Host Tailer on the Logging Operator
How to Restore the fleet-local namespace if it gets deleted accidently
Kubernetes upgrade from v1.21.x to 1.22.x failing with error "does not recognize SELinux label"
How to enable View in API
Secrets in downstream clusters is repeatedly overwritten
Cattle Cluster Agent flapping with runtime error: slice bounds out of range [:3] with capacity 0
How to change the default helm values for the Rancher Logging operator
How to resolve a TLS handshake timeout error when adding an app repository on a downstream cluster
How to collect kube-api audit logs with rancher-logging for an RKE/RKE2/K3S cluster
How to stream k3s journal logs to Cloudwatch on Rancher
rancher-logging: how to control fluentd logs flushing frequency
How to set container log rotation with RKE2
Upgrading Your Rancher Downstream Clusters to Kubernetes v1.25
Fleet cluster in Wait Applied state is missing the fleet-agent
How to remove Kubernetes namespaces stuck in a Terminating state
failed etcd snapshot with StorageError invalid object message
How to define routes and matchers in AlertmanagerConfigs
What information is stored from external Auth providers like Azure AD?
Longhorn Node Maintenance Guideline
Get the list of available Kubernetes versions for RKE
Exposing the ingress-nginx controller with a LoadBalancer service in RKE1 and RKE2 Kubernetes Clusters
Recovering cluster.yml and cluster.rkestate files from kubeconfig - RKE clusters
How to forward Kubernetes events with the rancher-logging chart
How to create a read-only custom Global Role for Fleet
How to disable autoscaler for rke2-coredns
Rancher 2.7.6 login is disabled while migration is running
Configuring Rancher Backup to use GCP Cloud Storage as Remote Storage Location
Rancher upgrades fails with "resource mapping not found for name" error due to deprecated api version for a resource
[Rancher] What is "cattle-impersonation-system" for?
Rancher Supportability Review - Guide
How to use a Rancher hotfix image
How to enable user session timeout in rancher UI ?
Getting x509 error when adding http repository to downstream cluster in Rancher
Rancher kubectl shell pod tries to pull an image from external dockerhub instead of pulling from private registry
Logging stack failing with PKey error
Ingress controller failing in RKE1 with port conflict when using port 8443
Logging stack fails to send to splunk with error "Token disabled"
Cgroup "Misc controller" introduce instability in Kubelet
etcd snaphots failing to save in RKE2 <v1.25.15, <1.26.10, <1.27.7 and <1.28.3 due to large configmap error
How to use a Fleet hotfix image
kube-proxy not upgraded on some nodes during RKE2 version upgrade in RKE2 <1.27.12, <1.28.8 and <1.29.4
Inability to attach/detach vSphere CNS block volumes
Security Group behaviour in Rancher-provisioned EKS clusters
RKE2 OS Upgrade Process
Rancher pods in CrashLoopBackOff state with log messages "panic: indexer conflict: map[byPod:{}]" and "namespaces not found"
What is the correct amount of etcd nodes for my cluster?
Recommendation against the use of the --atomic flag for Rancher helm chart upgrades
How to set the maximum allowed size of the client request body for an Ingress with ingress-nginx
How to collect Rancher Diagnostic Package
Change max-worker-connections for ingress controller
'Internal error occurred: failed calling webhook "validate.nginx.ingress.kubernetes.io"' error when upgrading Rancher immediately after performing a local cluster Kubernetes upgrade
How to test rancher-logging Flows and Outputs with local file output
Misconfigured Kubewarden mutating policies together with 3rd party Kubernetes Controllers can get stuck in an infinite loop
Rancher Monitoring: Known Issues with NFS Persistent Storage for Prometheus
EMEA Support Business Hours for Rancher Prime
CVE-2024-21626 Runc
What is the support scope for the Kubernetes versions of a Rancher release?
"dial tcp [::1]:6443: connect: network is unreachable" errors in kubernetes controlplane components when IPv6 is disabled on the loopback interface
Rancher-provisioned RKE2 clusters stuck "Waiting for kube-controller-manager/kube-scheduler probes" due to certificate expiration in Rancher < v2.7.5
Is it possible to modify the name and ID of an RKE, RKE2 or K3s cluster?
How to set cipher-suites for etcd in RKE2
Rancher Monitoring Chart Re-Installation is failing due to existing CRDs
Is Rancher Prime Hosted SOC2 compliant?
How to change the downstream Rancher Webhook port on a Host Network configuration
system-upgrade-controller failing with "exec /opt/rancher-system-agent-suc/run.sh: argument list too long"
Cluster Stuck in “Paused” State After Disaster Recovery (DR) Process
Add caBundle private CA to chart repository
How to set calico IP_AUTODETECTION_METHOD
What are the definitions in the new Prime Release Cycle?
How can a project member create a namespace via command line (kubectl)
Is it possible to use cluster-scoped Rancher API tokens with the Rancher CLI or Terraform provider?
The Repositories of Air-gapped Downstream Clusters in Rancher v2.8.3. fail to pull charts.
How to configure RKE2 Windows nodes to run behind an authenticated proxy
ManagedChart generation is X, but latest observed generation is Y
Cluster agent is not connected after accidentally deleting the cattle-system Namespace of a downstream cluster
RKE End of Life - what, when, why?
RKE to RKE2 replatforming - instructions and FAQs
Does Rancher support Docker?
Performance considerations for a large number of CRDs in Rancher-managed clusters
Rancher UI does not show the Rancher Prime logo after an upgrade
How to monitor Canal or Calico in RKE2 Downstream Clusters
Large volume of cattle impersonation token created for the same service account on downstream cluster
How to remove worker role from a node managed by Rancher
Unable to scale up Rancher node pool nodes in downstream cluster due to mismatch in cluster name at VMware vCenter
Configure GitRepo with Private Key Authentication via Rancher UI
How to configure an authenticated forward proxy for Alertmanager in rancher-monitoring
After migration of Rancher between different Kubernetes distriubtions, via the rancher-backup operator, the local cluster distribution within Rancher is not updated
rke2 helm-install job failing with INSTALLATION FAILED: cannot re-use a name that is still in use
How to resolve the error "Secret -admission-configuration-psact does not contain the expected content" when updating RKE2 clusters via Rancher2 Terraform Provider
Azure AD - An error occurred logging in Server error while authenticating
User retains active session after its password is changed by an admin
Testing network bandwidth between local web browser and Rancher management cluster
Installing Istio results with this error: "Invalid value: 31380: provided port is already allocated"
Restore fails due unmounting Rancher directories
Using Private Registries for Custom and Imported Clusters
Checking Browser Health and Resource Consumption for Rancher
How to rollback the Kubernetes version of an RKE2 upstream/standalone cluster following an upgrade
How to enable debug logging for the rancher-system-agent
Known issue deleting etcd nodes in RKE clusters managed by Rancher v2.8.6 ≤ version < v2.9.0 or RKE CLI v1.5.11 ≥ version < v1.5.14
Cannot upgrade Rancher-provisioned RKE clusters using an RKE template
How to Inquire About CVEs in SUSE Rancher Prime Product
How to override the cattle-agent image in troubleshooting with SUSE Rancher Support
rke2-ingress-nginx deployed with watchIngressWithoutClass: false in v1.27.16+rke2r1, v1.28.12+rke2r1, v1.29.7+rke2r1 and v1.30.3+rke2r1
helm-install-rke-calico fails on downstream clusters; cannot re-use a name that is still in use
Using the Fluentd concat filter plugin to concatenate multiline logs in rancher-logging
The rke2 certificate check command does not check the kube-controller-manager and kube-scheduler certificates in Rancher-provisioned RKE2 cluster
Only a user logged in via external auth provider can access Rancher user and group attributes from auth provider
How to configure Spegel (Embedded Registry Mirror) for Rancher-provisioned RKE2/k3s clusters
Steps for troubleshooting the error "failed to create containerd task, failed to create shim task OCI runtime create failed, unable to start container process"
How to configure custom kube-scheduler profiles in a Rancher-provisioned RKE2 cluster
How to change the memlock value for pods in an RKE2 or K3s cluster
Rancher-backup app stuck in uninstalling state
Why permissive profile is not seen with CIS benchmark version v1.9?
Enabling ServiceMonitors for fluentd and fluentbit in rancher-logging
Failed snapshot restore for RKE2 clusters with misplaced mountpoint for the RKE2 binaries/config files
Fleet agent fails to start with error secret fleet-agent not found
Activating CIS on the Rancher local cluster breaks Rancher related deployments
How to query Rancher API tokens information via kubectl
Resolving "Error: Failed to install provider" with Rancher2 Provider (openpgp: unsupported feature: public key algorithm 22)
How to enable and query the supervisor loadbalancer metrics in an RKE2 or K3s cluster
Reasons to avoid PV/PVC as opposed to S3 as a storage location for the Rancher Backup Operator
Nginx "IngressNightmare"
How to install Kiali, Istio, and Jaeger
How to fix RKE2 Error: etcdserver mvcc database space exceeded?
How to Connect to Rancher Provisioned Clusters using CLI When Rancher is Offline
Cattle-cluster-agent flapping between versions
403 Forbidden: "system:unauthenticated" error message when using a cluster-scoped Rancher API Token on a different cluster
RKE2 certificate rotation failing on Windows worker nodes
What is the "PLEG is not healthy" issue?
Pods stuck in terminating state due to PodDisruptionBudget
Adding a node to RKE1 cluster fails due to SSH tunneling issues.
Fleet Git Repos stuck in "Git Updating" state due to NTP sync issues
Finding Expired SSL Certificates
rancher-logging-root-fluentd-0 pod keeps restarting continuously with exit code 137 even after increasing memory
Troubleshooting etcd Time Synchronisation Issues
How to remove user addons or addons_include without deleting the resources
system-reserved and kube-reserved resource reservations
Managing Nginx Ingress Removal and Reinstallation on Rancher-Managed RKE Clusters
Pod level DNS resolution failed after modifying the node's dns servers on /etc/resolv.conf
RKE2 how to set the timezone
Longhorn Node Disk Space Not Updating on UI After Expansion
RBAC issues in Fleet's GitRepos after upgrade
Node Removal After Changing Cloud Provider to vSphere in an Existing RKE2 Cluster
Unable to delete any Projects in Rancher >= 2.9 if the Legacy Feature Flag was active when the project was created in Rancher < 2.9
How to configure custom attributes for a Rancher-provisioned vSphere cluster?
RKE2 server fails to start due to etcd metrics port conflict
Fleet Helm OCI deployments fail in Rancher v2.11.0 - v2.11.4 and v2.12.0
How to edit the enabled TLS protocols or ciphers of ingress-nginx in an RKE2 cluster
Cluster with error status '"fleet-default/-admission-configuration-psact" not found' after migrating Rancher with rancher-backup operator
Removing 'server: istio-envoy' Header from Istio Responses
How to adjust the number of replicas for RKE2 CoreDNS
How to configure Pod Topology Spread Constraints in RKE2?
New downstream clusters are picking up the old default registry, even though the system default registry has been modified.
How to disable Rancher System Upgrade Controller for Imported K3s and RKE2 Clusters
Automating Longhorn Recurring Jobs Assignment Using Labels
How to change the open files limits for the systemd service and components in kubernetes cluster?
How to configure Calico Node IP Autodetection with Specific CIDRs
Is it possible to share a single S3 bucket and folder for etcd backups across multiple different clusters?
Newly created namespaces not visible due to malformed ResourceQuota annotations
How to customize the log entries of the nginx-ingress-controller pod
Namespaces stuck in a terminating state in RKE2 v1.32.5+rke2r1 clusters with the Calico API Server enabled
How to recover a Rancher-provisioned RKE2 or K3s cluster after misconfiguring agent proxy variables
System Upgrade pods fail on Windows nodes with 'service does not exist' error
RKE2 etcd Restore Fails with "Permission Denied" Error Due to umask Value
Downstream cluster provisioning fails due to unexpected newline characters in Kubernetes secrets
Recurring backup jobs with short intervals for large volumes in Longhorn fails with file lock contention
Why is my LoadBalancer service stuck in Provisioning?
How to define additional manifests in rancher-logging
How to configure the Authorized Cluster Endpoint with a Layer 4 Loadbalancer for a Rancher-provisioned RKE2 or K3s cluster
Which Service Account Creates Default Network Policies When Project Network Isolation Is Enabled in Rancher?
Jobs apply-system-agent-upgrader on nodes keep failing
RKE2/K3S Cluster Support for Mixed Operating Systems
Tigera-operator Pod operations failing due to rancher-webhook unauthorized errors in a Rancher-managed RKE2 cluster
Angular deprecation or Panel plugin has no panel component errors in rancher-monitoring 105.1.0+up61.3.2 - 106.0.2+up66.7.1
How to migrate from using helm template to helm upgrade to manage Rancher upgrades in an air-gapped environment
Cluster or node provisioning stuck with node taint "node.cloudprovider.kubernetes.io/uninitialized"
Resolving Uneven Pod Distribution Using Anti-Affinity
How to scale fluentd on rancher-logging
Resolving Pod Distribution Issues with Topology Spread Constraints
Configuring imageMaximumGCAge for kubelet in Rancher managed RKE2 clusters
Why can't I see the list of the default admission controller plugins in the kube-apiserver configuration?
Difference between draining for Kubernetes version/config updates and Node Pool config updates
How to update the default ingress-nginx certificate in an RKE2 cluster
How to create a network bond for Elemental OS Machine
Pod Filtering Not Working in Rancher 2.12.1
cilium-operator fails to schedule on controlplane/etcd role nodes in RKE2 clusters running rke2-cilium v1.18.0 or v1.18.1
Rancher Prime Registration in 2.12 - FAQs
Rancher Prime Registration in 2.12 - FAQs
Table of contents
Environment
How to scale down a specific node in a node pool with Elemental
API Extension Service Failure Due to Custom Helm Release Name
Mitigating Ingress-Nginx Warnings: Client Request Body Buffered to Temporary File in RKE2
How to increase the number for workers for Fleet
Precedence of index.yaml versus chart manifests in git-based Rancher App repositories
Table of contents
Environment
Rancher Prime Registration in 2.12 - FAQs
Article Number:
000022078
Environment
Rancher Prime 2.x
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