I have next problem when deploy application on openshift. I use a wildfly application server and PostgreSQL cartrige. In persistence.xml i set property "hibernate.hbm2ddl.auto" value="update". In...

Docker and OpenShift are both frameworks to implement a PaaS service. How do they compare in architecture and features?

I am trying to run Nginx on Openshift but facing this directory permissions issues. Due to this error container is not creating. The following permissions are set to files created manually. d...

I am using the following plugin Json Rest API. To test the plugin the documentation states that I should just use: $ curl -i http://testpress-maxximus.rhcloud.com/wp-json/ HTTP/1.1 404 Not Found ...

I want to get a list of just the pod names and the Result should not include the status, number of instances etc. I am using the command oc get pods It prints Pod1-qawer Running 1/1 2d Pod2g-...

I'm using ArgoCD and I want to track files under different subdirectories. I've setted the path as ./root_directory, but I would like to track also files in the subdirectories of root_directory. Fo...

What's the difference between OpenShift and Kubernetes and when should you use each? I understand that OpenShift is running Kubernetes under the hood but am looking to determine when running OpenSh...

OpenShift 4.6 There is a basic set up in OpenShift: [Pod <- Service <- Route]. A service running in the pod have an HTTP endpoint responding for 90 seconds or longer. And in some cases it is ...

I am trying to create a shell script that will validate that certain pods are ready by checking the READY heading showing 1/1. I have tried two ways. 1. ready=$(oc get pods | awk '{print $2}' | t...

Though resourceQuotas may limit the number of configmaps in a namespace, is there any such option to limit the size of the individual configmap? I will not like some user to start uploading large t...

When using a variable to rewrite & proxy to an internal Openshift service within an nginx container's proxy_pass config, NGINX can't resolve the service's DNS due to a required resolver. For in...

We have a Java web application that is supposed to be moved from a regular deployment model (install on a server) into an OpenShift environment (deployment as docker container). Currently this appl...

i'm stuck with Openshift (Origin) and need some help. Let's say i want to add a grafana deployment via CLI to a new started cluster. What i do: Upload a template to my openshift cluster (oc create...

How to get access-logs from openshift router (HAproxy). I tried to use this command: $ oc project default $ oc logs router-1-g... I got output: I0129 09:47:17.125616 1 router.go:554] Router r...

I have created new app on OpenShift using this image: https://hub.docker.com/r/luiscoms/openshift-rabbitmq/ It runs successfully and I can use it. I have added a persistent volume to it. However, ...

I'm not able to get a custom domain record working with an openshift cluster. I've read tons of articles, StackOverflow posts, and this youtube video https://www.youtube.com/watch?v=Y7syr9d5yrg. Al...

I have a generated config map configMapGenerator: - name: template-vars envs: - templateVars.env and would like to use one of the contained values ROUTE_HOST=somewhere.else.org as a variable v...

I have deployed WebSphere Traditional on RedHat OpenShift but I'm unable to get the admin console. I could see that the server is running inside the pod. Attaching the yaml files I have used and th...

I would like to know the tag applied to all the images in a namespace. Is there any oc command to view tags in a namespace? Before posting this question, i googled. However i didn't find any. So ...

I am new to Openshift. I have deployed an application in openshift. When I checked the logs, there is permission denied error for some files. Now, I want to change the permissions on the the conta...

I can see often Openshift architectures including "Infrastructure Nodes" in the picture. What is the difference between these nodes and the masters ? I understand that Infrastructure Nodes typical...

oc new-app always creates a DeploymentConfig. Is there an option to create a Deployment instead of a DeploymentConfig? Why? DeploymentConfig is a proprietary legacy Red Hat only resource kind. I wo...

I have tried before on Openshift Origin 3.9 and Online. I have deployed a simple hello world php app on Openshift. It has a Service and a Route. When I call the route, I am getting expected output...

I'm trying to deploy a Create React App webapp on OpenShift using a Dockerfile. The OpenShift build completes successfully and when I visit the route I'm able to see the application running for 1 s...

I'm using ssh to connect to an openshift server. Every once in a while, like every 15 minutes, i get kicked out (disconnected). How can I prevent this? Thanks