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Questions tagged [redhat-containers]

For development issues while creating applications in containers for Red Hat platforms.

Use this tag for discussing issues related to building apps on containers.

Red Hat Container Development Kit provides a pre-built Container Development Environment based on Red Hat Enterprise Linux to help you develop container-based (sometimes called Docker) applications quickly. The containers you build can be easily deployed on any Red Hat container host or platform, including: Red Hat Enterprise Linux, Red Hat Enterprise Linux Atomic Host, and our platform-as-a-service solution, OpenShift Enterprise 3.

Click here for free development subscription which allows you to download Red Hat Container Development Kit for development use: https://developers.redhat.com/products/cdk/download/

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Why do I get a 404 error when curling into Kie Server after deploying a project in Red Hat Decision Manager?

I am trying to curl into Kie Server after deploying a project in Red Hat Decision Manager. I have followed the instructions at here, including the configuration of the standalone-full.xml file. After deploying a project, I can see it listed under…
Sebastien Michaud
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How to fix "cannot toggle freezer: cgroups not configured for container" error

Im getting the below error when I try to stop and rm the running container using podman. WARN[0000] cannot toggle freezer: cgroups not configured for container WARN[0000] cannot toggle freezer: cgroups not configured for container WARN[0000] lstat :…
ilavarasan M
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Helm Charts on OCP Developer Catalog using red hat repository Issues with check: images-are-certified

As a part of red hat certification, we need to run the verifier tool, we have added the correct configuration but still verifier tool is still failing with the error Error: check: v1.0/images-are-certified type: Mandatory outcome: FAIL …
imdad ali
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libawt_xawt.so: libXtst.so.6 in redhat 8.3 yum

I am try to install oracle manager server in linux redhat 8.3 oprating system but getting error where try to install this package also not able to install help please any one I am try to install oracle manager server in linux redhat 8.3 oprating…
SHAILESH CHAUDHARY
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Getting crun error when running container using podman in RHEL 9

I am trying to run a container using podman in RHEL 9, getting below error, any guidance and suggestion? [ahmad@rhel9-2 ~]$ podman run -d -it --name php-app -v /home/ahmad/app/:/app:Z -p 8080:80 docker.io/webdevops/php-apache Trying to pull…
Noor Muradi
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Can UPI OCP/OKD cluster be deployed with worker nodes on the masters?

I have baremetal server with only 32GB, which are insufficient for creating an OCP or an OKD cluster. Is it possible to make a cluster with the compute nodes on the control plane nodes, instead of creating another VM's for them. I know the existence…
Tsvetomir Tsvetanov
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Need to execute a curl statement in OCP Cron

I am very new with working on OCP . I have a task to schedule a curl statement via crontab but I'm unable to figure out where to pass the curl statement. Not sure how to even start. I looked up some examples but do not see anything that matches my…
SD_1211
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Remote access to OpenShift Local (CRC) running on Win11

I've got CRC running on Windows 11 and I would like to connect there from a RHEL9 VM. CRC listening on 127.0.0.1:6443 Port forwarding rule created on Win machine to fwd connections on 192.168.1.156 (local intf) to 127.0.0.1: $ netsh interface…
aocferreira
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Wrapping multiline string ssh-key in yaml for secret in openshift

im having my application deployed in openshift, for file transfer we're using sftp and have configured sftp private key via secret but on making the api call via swagger , getting the response as invalid private key any help on how i can include…
Sushmitha
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Adding hugepages to nodes in openshift local

I am trying to add hugepages to single node Openshift container local. I am following this document -->…
Ramadhir Verma
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After building my container image with a Container file I try to run the container and it doesn't start and the exit code is 0

After building my container image with a Containerfile I try to run the container and it doesn't start and the exit code is 0. I'm not sure what I'm doing wrong. I'm trying to download a simple image and run it but it won't run or give me an error…
John
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How to create a light weight docker image using redhat based base image?

I am creating a docker image of a maven project. I want to run the jar file through that docker container. The main requirement is to use Redhat based base image and the size of the final image should be minimum. I have tried…
Ashwini Soni
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Docker volume mounts just... don't work (SELinux related?)

So I'm trying to use this repo on an AWS EC2. It relies on a script featuring a docker run command, which I've been modifying as needed. However, due to restrictions that are beyond my control, I need to use SSL. So I added the requisite lines to my…
accordiondillpickle
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how to delete project in redhat openshift web ui without permissions?

I tried openshift redhat k8s distro and now there are 2 projects that i need to delete. I can only login as user 'erjcan', this is my primary acc and it seems not to be allowed to do admin actions. The 'delete button' is inactive in gui console, i…
ERJAN
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RHCSA exam local repo subscription manager error,

I took the RHCSA certification exam and Question 2 required me to create a local repo. I executed the command "yum config-manager --add-repo / path / to / AppStream", but when I executed the commands "yum clean all" and "yum install httpd", I was…
Kamil Alnagiyev
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