Tag: linux

What is the correct command needed to execute my python app in my dockerfile?

I’m using continuum’s anaconda3 docker image. However, I can’t figure out what I need to do in my docker-compose file to have my app run. Currently, when I run docker-compose up, my database will connect, but then the service web exits and will say that the path to app.py doesn’t exist: python: can’t open file […]

what are the different between LXD,LXC and User mode linux?

What are the different between LXD,LXC and User mode linux(UML)? As I known now: LXD and UML are both running a full linux on linux; LXC is container technology; LXD and UML both need a indepent kernel image , LXC share kernel image with host. But I am confused the real differen between these technology,and […]

collectd data not showing in influxdb container

I’m trying to in place a global resource monitoring of a small cluster. The chosen stack: – collectd on the node for data gathering – influxdb as backend using the official docker container – grafana as frontend again using the official container The container are launched on a central server. Grafana is able to connect […]

npm install error with kurento – docker

I am trying to install kurento media server and one tutorial on the same in Docker container. Kurento Media server Installation guide: http://doc-kurento.readthedocs.io/en/stable/installation_guide.html Kurento Tutorial installation: (using node.js): http://doc-kurento.readthedocs.io/en/stable/tutorials/node/tutorial-one2one.html First I have tried installing the same in ubuntu machine , Manually executed each command so that I can see it is working fine. But when […]

How to view the docker image/container limit? And how to modify it while we run “docker build”?

The output of docker info is as follows: $ docker info Containers: 1 Running: 1 Paused: 0 Stopped: 0 Images: 47 Server Version: 1.11.2 Storage Driver: aufs Root Dir: /var/lib/docker/aufs Backing Filesystem: extfs Dirs: 49 Dirperm1 Supported: false Logging Driver: json-file Cgroup Driver: cgroupfs Plugins: Volume: local Network: null host bridge Kernel Version: 3.13.0-88-generic Operating […]

install linux system from docker

I have just started to learn something about docker. It is a wonderful tool for learning other operating systems via docker images. And I am free from the pain of installing these os. What I am curious about is can I also make a usb linux system out of a docker image? Say I want […]

flocker plugin not found, error response from daemon

Got the following error while using flocker, can any body help? I’m using CentOS7. [root@agentNode ~]# docker run -v apples:/data –volume-driver flocker busybox sh -c “echo hello > /data/file.txt” docker: Error response from daemon: create apples: create apples: Error looking up volume plugin flocker: plugin not found. See ‘/usr/bin/docker-current run –help’. [root@testnode7 ~]# docker run […]

Docker container reach outside network addresses

I’d like my docker container to be able to reach a set of network addresses, (for example being able to ping is there a built-in way to do this, or should I adjust my routing tables to docker0 interface by hand? UPDATE I’ve tried port forwarding docker run -it -p -d debian:latest /bin/bash […]

Docker: Error creating aufs mounts: Invalid argument (Booting from live usb)

I have a Ubuntu setup running off of a live usb device. When I try to run and Docker run commands I get the following error: Error creating aufs mounts: Invalid argument. Could this be caused from using a live boot? Does anyone have a solution to this?

Installing Islandora-claw's docker image

I am new to using docker/docker-compose. I am trying to install Islandora-Claw for evaluation/testing. I cloned the git repository. Created the environment variables (./commands/generate-env-files ). Then issued the docker-compose up command. After docker-compose up finished, the container does not seem to be running (docker ps). I suspect this is because docker-compose up failed. I can […]

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