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Unanswered Questions

213 questions with no upvoted or accepted answers
8 votes
0 answers
3k views

Is there a standard pattern for doing flyway migrations on a kubernetes stack?

There's these instructions from redhat but they're cooking their own flyway. Here's what I've done: I have a dockerfile that looks like this: FROM boxfuse/flyway ADD ./flyway /flyway #TODO: ...
6 votes
0 answers
2k views

Kubernetes deployement with minimum disruption to websocket connections

Problem statement: Make a deployment with minimum disruption to clients connected via websockets. Stack: GKE (Regional cluster - 1.22.8-gke.200), helm, Node.js/websockets, HPA, Rolling Update. Our ...
4 votes
1 answer
1k views

How to configure registries.yaml to point to several Harbor proxy cache registry?

I have configured a Harbor (with SSL and FQDN: harbor.example.com) as a proxy cache for several docker registries (docker.io, quay.io and k8s.gcr.io). I can pull any images without any problem from ...
4 votes
0 answers
889 views

Kubernetes metric or command to show liveness delay time (app startup time)

HTTP Kubernetes liveness and readiness checks are configured as per the documentation. The initialDelaySeconds field tells the kubelet how long it should wait before performing the first liveness / ...
3 votes
1 answer
314 views

How to use same terraform code for both kubernetes clusters Oracle (OKE) and AWS (EKS)?

I want to use same terraform code for both kubernetes clusters oracle (OKE) and AWS (EKS) and install the argocd helm chart on it, I given my code below for your reference, now the problem I am facing ...
3 votes
0 answers
978 views

Create a Kubernetes Service that loads an external host url AND port

I have a url like this: http://myserver.mydomain.com:98765 I need to have this url be a Kubernetes service so I can address it in Kubernetes like this: my-service.mynamespace.svc.cluster.local. (So, ...
3 votes
0 answers
3k views

Copying a large number of files (>4GB) into a Kubernetes pod results in error code 137

I'm trying to find a workaround for this that isn't incredibly slow. I'm trying to download a large data folder from a Kubernetes pod for reupload to another cluster that is not connected to the ...
3 votes
0 answers
172 views

Grafana K8s microservices availability dashboard based on actuator uptime

I need to create a dashboard that is using micrometer prometheus spring actuator endpoint to show all services for a given namespaces in green boxes or red boxes depending on status, the boxes should ...
3 votes
0 answers
375 views

How to deploy StatsD listening on UDP in kubernetes with external loadbalancer on AWS?

Our goal is to have StatsD deployed on k8s cluster running on AWS. Currently all existing applications using UDP to send StatsD metrics. As we understood from the kubernetes docs and tests we ...
3 votes
0 answers
434 views

Confluent Kafka helm chart - broker pods not being able to communicate to Zookeper overtime

We are running confluent helm chart on a lot of clusters, we occasionally get brokers pods failing after some time and no self-heal after is following, the error in the broker usually is the following:...
3 votes
0 answers
531 views

Enable SSLv3 in Minikube Nginx Ingress

I have some problems with enabling SSLv3 in my Nginx Ingress used as a Minikube addon. I have read in docs how to do it. It should be as simple as adding single map. Unfortunately I haven't had much ...
2 votes
1 answer
5k views

Unable to connect to the server: tls: failed to verify certificate: x509: certificate signed by unknown authority

I am facing issue when trying to import k8s cluster in Rancher. here are the logs of when trying to run the commands: Commnad: curl --insecure -sfL https://172.31.91.168/v3/import/...
2 votes
0 answers
122 views

Ingress losing some settings on restart (k3s)

I'm experimenting with some Kubernetes stuff TrueNAS Scale, which comes with k3s (1.25.3) installed. I installed one of the TrueCharts apps (https://truecharts.org/) but the settings for it appear ...
2 votes
1 answer
173 views

Kubernetes repeating job with start and end date?

I am looking to see if there is a way of running a task on a repeat interval with an explicit start and end date. In the ecosystem I have found that Cron Job task type lines up very well with a repeat ...
2 votes
0 answers
1k views

Upload a realm to bitnami/keycloak on helm install

I'm trying to upload a realm to my keycloak deployment via helm using the bitnami/keycloak chart. Here's my values.yaml override file that I'm just using to test: keycloakConfigCli: enabled: true ...

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