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Questions tagged [containerd]

An industry-standard container runtime with an emphasis on simplicity, robustness and portability. It is available as a daemon for Linux and Windows.

containerd is an industry-standard container runtime with an emphasis on simplicity, robustness and portability. It is available as a daemon for Linux and Windows, which can manage the complete container lifecycle of its host system: image transfer and storage, container execution and supervision, low-level storage and network attachments, etc.

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stopping multiple containers gracefully, is the docker stop `--time` option for each container or for all containers?

I'm trying to stop all containers gracefully. So I want to give each container 60 seconds. I see that you can do: docker stop --time=60 $(docker container ls -q) is the --time=60 for each container or do all the containers only get 60 seconds? for…
Trevor Boyd Smith
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Untrusted workloads in Kubernetes with runsc - hanging?

I have been following up this tutorial, and was able to create K8S cluster in aws environment, up to this step https://github.com/prabhatsharma/kubernetes-the-hard-way-aws/blob/master/docs/13-smoke-test.md. Everything works fine, but untrusted…
Viji
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Unable to Join Kubernetes Cluster with Windows Worker Node using containerd and Calico CNI

I'm trying to add a Windows Worker Node in the Kubernetes cluster using containerd and Calico CNI. It failed to join the cluster after running the kubeadm join command in Powershell with the following error after: [preflight] Running pre-flight…
user15566847
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Is there a way to Prevent inter-namespace communication of pods in Kubernetes without using network policy

I am setting up hybrid cluster(master-centos and 2 worker nodes-windows 2019) with containerd as runtime. I cannot use any CNI like calico and weave as they need docker as runtime.I can use Flannel but it does not support network policies well. Is…
uttara bhosale
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Back-off pulling image metrics in kubernetes

i installed the k8s dashboard follows as github dashboard address. kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/v2.2.0/aio/deploy/recommended.yaml and output of kubectl get pods --all-namespaces kubernetes-dashboard …
ramond
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Kubernetes Cannot Exec Pod

Internal error occurred: error executing command in container: failed to exec in container: failed to start exec "0acebb686c1b464e7219419ce1e15439e28aaaa2ef84392f73ffb077a9cc3c8b": OCI runtime exec failed: exec failed: container_linux.go:367:…
Iwan Setiawan
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Unable to retrieve data from Docker-managed containerd by using containerd-based CLI directly

Here's what I want to accomplish: Run Docker and be able to manage its images/containers from containerd's API. This is purely an educational exercise. What I've tried: Started dockerd Verified I have a working daemon: $ docker images REPOSITORY …
Matt Thalman
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How Do I define a microk8s.ctr filter?

The output for microk8s.ctr image ls --help gives: NAME: ctr images list - list images known to containerd USAGE: ctr images list [command options] [flags] [, ...] DESCRIPTION: list images registered with containerd OPTIONS: …
mconner
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How to properly run a container with containerd's ctr using --uidmap/gidmap and --net-host option

I'm running a container with ctr and next to using user namespaces to map the user within the container (root) to another user on the host, I want to make the host networking available for the container. For this, I'm using the --net-host option.…
Wolfson
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Is it possible to run wine in containerd/ kubernetes CRI-O?

Just wondering if deprecation of dockershim makes it still possible to run wine, windows processes in kubernetes?
Paal Pedersen
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Is it possible to switch process using PID 1 in a container?

I have a Pid 1 problem. Ok so in order to explain i need to focus on my formulation of the problem. I have a service which is depended on a hostid and a license file generated to match the hostid in order to run. How the hostid is genereted is…
Paal Pedersen
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Does Kubernetes pods run inside container runtime?

I think both CR and Pod run in a Kubernetes Node which can be a physical machine or a VM. Knowing that pod is a shared namespace for container and Container Runtime runs container does this means that Container Runtime runs pod which then runs a…
tbuglc
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Mysql container errors, socket creation erros

I am trying to run a MySQL container using containerd; whenever I try to run it, it throws the following error? Errors are, socket setup and failure to create a lock file. My host doesn't have a SQL server installed though. Using the official MySQL…
Containers-Intrest
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python3 grpc compiler: how to handle absolute and relative imports in .protos?

I'm trying to generate working Python modules from the containerd API .proto files as to be found here: https://github.com/containerd/containerd/tree/master/api. Unfortunately, containerd's own .proto files contain references such as (in…
TheDiveO
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How to add harbor registry in containerd

Does anyone know how can we add harbor registry to containerd cri . I have added it as insecure registry but kubernetes is not able to pull harbor images . image for the error that i am facing
vamsi
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