Tag Archives: minikube

Kubernetes: vertical Pods scaling with Vertical Pod Autoscaler

1 May 2023

  In addition to the Horizontal Pod Autoscaler (HPA), which creates additional pods if the existing ones start using more CPU/Memory than configured in the HPA limits, there is also the Vertical Pod Autoscaler (VPA), which works according to a different scheme: instead of horizontal scaling, i.e. increasing the number of Pods, it changes resources.requests of a Pod,… Read More »

GitLab: Components, Architecture, Infrastructure, and Launching from the Helm Chart in Minikube

2 February 2023

  As GitLab recently changed the policy of providing free access, and now only 5 users will be available for the Free subscription, we decided to move to the self-hosted version. In general, they have interesting terms with the license: the price depends on the number of users, you can buy it for at least… Read More »

Prometheus: Kubernetes endpoints monitoring with blackbox-exporter

11 December 2022

 The blackbox-exporter is an exporter that can monitor various endpoints – URLs on the Internet, your LoadBalancers in AWS, or Services in a Kubernetes cluster, such as MySQL or PostgreSQL databases. Blackbox Exporter can give you HTTP response time statistics, response codes, information on SSL certificates, etc. What are we going to do in this… Read More »

Pritunl: running VPN in Kubernetes

5 October 2022

  Pritunl is a VPN server with a bunch of advanced security and access control features. In fact, it is just a wrapper over OpenVPN, adding such Access Control Lists to it in the form of Organizations, users, and routes. The task is to deploy a Pritunl test instance in Kubernetesб so we can take a… Read More »

Kubernetes: Minikube, and a LoadBalancer in the Pending status

5 October 2022

  After running Pritunl in Minikube, it is not possible to connect to the VPN: … 2022-10-03 13:50:32 TCP/UDP: Preserving recently used remote address: [AF_INET] 2022-10-03 13:50:32 UDP link local: (not bound) 2022-10-03 13:50:32 UDP link remote: [AF_INET] … Check its Kubernetes Service: [simterm] $ kubectl -n pritunl-local get svc NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S)… Read More »