kubectl rollout error: unknown command restart deployment

Published on January 25th 2024 - Listed in Kubernetes Cloud Rancher Containers - 0 comments

How to run GitHub CI/CD workflows (actions) on Rocky Linux (or another distribution)

Published on January 16th 2024 - Listed in Docker Linux Containers Git - 0 comments

Error in Rocky Linux 9 container using dnf; No such command: config-manager

Published on January 15th 2024 - Listed in Docker Linux Containers Git - 0 comments

GitLab CI/CD pipeline using Docker image fails with error: shell not found

Published on August 28th 2023 - Listed in Docker Linux Containers Git - 0 comments

Kubernetes cluster (initiated with kubeadm) not starting after a reboot

Published on November 2nd 2022 - last updated on February 15th 2023 - Listed in Kubernetes Linux Containers - 0 comments

Nginx Ingress configuration gone after Rancher and Kubernetes update

Published on March 23rd 2022 - Listed in Rancher Kubernetes Docker Cloud Containers Nginx - 0 comments

Varnish caching combined with HAProxy balancing in Kubernetes deployments (and tackling strange DNS issues)

Published on December 16th 2021 - Listed in Kubernetes Containers Cloud HAProxy Varnish - 0 comments

Kubernetes node under disk pressure - but there is enough disk space in /var/lib/docker!

Published on December 15th 2021 - Listed in Rancher Kubernetes Docker Cloud Containers Linux - 0 comments

Cluster role issues after Kubernetes upgrade: error getting ClusterInformation: connection is unauthorized

Published on December 8th 2021 - Listed in Rancher Kubernetes Docker Cloud Containers - 0 comments

Rancher managed Kubernetes (Docker) node unable to pull images after clean-up

Published on November 18th 2021 - Listed in Rancher Kubernetes Docker Cloud Containers Linux - 0 comments

Docker upgrade on Kubernetes node (Ubuntu) failed: The aufs storage-driver is no longer supported

Published on November 11th 2021 - Listed in Rancher Kubernetes Docker Cloud Containers - 0 comments

Missing calico-node role in Rancher managed Kubernetes cluster after K8s upgrade with RKE

Published on October 26th 2021 - last updated on November 25th 2021 - Listed in Rancher Kubernetes Docker Cloud Containers - 0 comments

Monitoring plugin check_rancher2 1.7.0 released: Pressure conditions on Kubernetes nodes

Published on October 21st 2021 - Listed in Monitoring Containers Kubernetes Rancher - 0 comments

Unable to deploy Rancher managed Kubernetes in LXC/LXD containers due to kube-proxy and nf_conntrack_max values

Published on July 23rd 2021 - last updated on December 8th 2021 - Listed in Docker Kubernetes Rancher Internet Cloud Coding LXC Containers - 0 comments

Monitoring plugin check_rancher2 1.4.0 released: Kubernetes namespace awareness for workload (service) checks

Published on February 10th 2021 - Listed in Kubernetes Containers Rancher Monitoring - 0 comments

Rancher 2 managed Kubernetes node slow due to Prometheus / How to find the reason for a slow node and dynamically adjust resource limits

Published on September 23rd 2020 - last updated on September 25th 2020 - Listed in Kubernetes Containers Rancher Monitoring - 1 comments

Syslog-NG in container stopped working: No space left on device /dev

Published on August 25th 2020 - last updated on April 16th 2024 - Listed in LXC Linux Containers - 1 comments

kubectl shows error You must be logged in to the server (Unauthorized) after Kubernetes upgrade

Published on June 30th 2020 - Listed in Kubernetes Containers Rancher - 1 comments

Kubernetes clusters and their Achilles heels: etcd, its fault tolerance and working it in two location data centers

Published on June 29th 2020 - Listed in Rancher Kubernetes Containers - 0 comments

New release 1.3.0 of monitoring plugin check_rancher2 adds parameter to ignore node status(es)

Published on June 17th 2020 - Listed in Kubernetes Rancher Containers Monitoring - 0 comments

New release 1.2.3 of monitoring plugin check_rancher2 is available

Published on May 25th 2020 - Listed in Kubernetes Rancher Containers Monitoring - 0 comments

Running Harbor registry (Docker repository) behind reverse proxy and solve docker push errors

Published on May 5th 2020 - Listed in Docker Kubernetes Containers Security - 2 comments

Rancher 2: Kubernetes cluster provisioning fails with error response / is not a shared mount

Published on April 24th 2020 - Listed in Rancher Kubernetes Containers - 0 comments

LXC container not getting configured static IP address because of netplan and disabled dhcp

Published on March 10th 2020 - Listed in LXC Linux Containers - 1 comments

Bugfix release 1.2.2 of monitoring plugin check_rancher2 is available

Published on January 29th 2020 - Listed in Kubernetes Rancher Containers Monitoring - 0 comments

HAProxy in Ubuntu 18.04 Docker image not starting: cannot bind UNIX socket

Published on December 4th 2019 - last updated on September 1st 2022 - Listed in Docker HAProxy Linux Kubernetes Containers - 7 comments

Rancher 2 Kubernetes certificates expired! How to rotate your expired certificates?

Published on November 8th 2019 - last updated on November 11th 2019 - Listed in Kubernetes Rancher Containers - 2 comments

How to use the Docker host IP address within an application container (and allow communication across clusters)

Published on September 25th 2019 - last updated on September 26th 2019 - Listed in Docker Rancher Containers Linux - 0 comments

Kubernetes upgrade through Rancher gone bad: Lost DNS after upgrading 1.13 to 1.14.

Published on September 12th 2019 - last updated on September 13th 2019 - Listed in Kubernetes Rancher Containers - 0 comments

How to upgrade Kubernetes version in a Rancher 2 managed cluster

Published on August 28th 2019 - last updated on February 12th 2021 - Listed in Kubernetes Rancher Docker Containers - 7 comments

Docker container filesystem running out of space - how to find out which container to blame and handle large container json logs

Published on August 15th 2019 - Listed in Linux Rancher Containers Docker - 1 comments

Create a persistent data volume from NFS share for Docker containers in Rancher 1.6

Published on June 13th 2019 - Listed in Rancher Docker Containers NFS - 2 comments

Setting up a LXC host on Ubuntu 18.04 in a VMware ESXi virtual machine environment

Published on May 22nd 2019 - Listed in LXC VMware Linux Virtualization Containers - 0 comments

Debian Wheezy LXC container not running on Stretch host with Kernel 4.18 bpo anymore (a vsyscall story)

Published on May 13th 2019 - last updated on July 2nd 2021 - Listed in Linux LXC Security Containers - 0 comments

Docker logging with GELF using tcp: The good, the bad, the ugly

Published on April 3rd 2019 - Listed in Docker Containers ELK Logstash - 3 comments

Updating Ubuntu with cross versions on LXC hosts and containers: Watch the gotchas!

Published on February 28th 2019 - last updated on April 29th 2019 - Listed in Linux Ubuntu LXC Containers - 0 comments

Upgrade Rancher 2 version on HA management cluster with helm

Published on February 14th 2019 - last updated on January 11th 2023 - Listed in Rancher Docker Kubernetes Containers - 0 comments

Application (Docker/Kubernetes) containers and STDOUT logging

Published on January 15th 2019 - Listed in Docker Containers Linux ELK - 1 comments

Monitoring plugin check_lxc 0.6.3 released

Published on December 5th 2018 - Listed in Monitoring Linux Icinga LXC Containers - 0 comments

Monitoring plugin check_rancher2 1.0.0 available, leaving beta phase

Published on November 9th 2018 - Listed in Monitoring Icinga Containers Rancher - 0 comments

How to use kubectl on a Rancher 2 managed Kubernetes cluster

Published on September 21st 2018 - Listed in Docker Containers Linux Rancher - 0 comments

How to create a persistent volume in Rancher 2.x from a NFS share

Published on June 27th 2018 - last updated on May 10th 2021 - Listed in Rancher Docker NFS Containers - 0 comments

Lessons learned: Do not put stateful Minio into a Docker container

Published on May 7th 2018 - Listed in Linux Containers LXC Docker Minio - 0 comments

Handling different timezones of HAProxy logs in ELK stack

Published on August 28th 2017 - last updated on March 19th 2020 - Listed in Docker Rancher Linux ELK HAProxy Containers - 1 comments

Rancher: Error response from daemon /usr/bin/dockerd (deleted)

Published on January 23rd 2017 - Listed in Linux Rancher Containers Docker - 3 comments

The Docker Dilemma: Benefits and risks going into production with Docker

Published on December 16th 2016 - Listed in Docker Virtualization Linux Containers - 2 comments

Reset (clean up) a Rancher Docker Host / Kubernetes Node

Published on October 28th 2016 - last updated on July 10th 2023 - Listed in Linux Virtualization Containers Rancher Cloud Kubernetes - 0 comments

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