Top "Linux-containers" questions

Linux containers (LXC) is an operating system–level virtualization method for running multiple isolated Linux systems (containers) on a single control host.

How do I assign a port mapping to an existing Docker container?

I'm not sure if I've misunderstood something here, but it seems like it's only possible to set port mappings by …

docker port lxc linux-containers
Docker how to change repository name or rename image?

I'm trying to change repository name of the image: REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE server latest d583c3…

docker linux-containers
How to use sudo inside a docker container?

Normally, docker containers are run using the user root. I'd like to use a different user, which is no problem …

docker sudo linux-containers
How can I backup a Docker-container with its data-volumes?

I've been using this Docker-image tutum/wordpress to demonstrate a Wordpress website. Recently I found out that the image uses …

backup docker linux-containers
How to execute MySQL command from the host to container running MySQL server?

I have followed the instruction in https://registry.hub.docker.com/_/mysql/ to pull an image and running a container …

mysql docker linux-containers
Updating PATH environment variable permanently in Docker container

I tried adding to the PATH in the files ~/.profile and /etc/profile as follow. PATH = $PATH:/required/path However, …

environment-variables docker linux-containers
Automatically Start Services in Docker Container

I'm doing some initial tests with docker. At moment i have my images and I can put some containers running, …

linux ubuntu docker linux-containers
Docker container and memory consumption

Assume I am starting a big number of docker containers which are based on the same docker image. It means …

memory docker linux-containers
Dockerfile: Docker build can't download packages: centos->yum, debian/ubuntu->apt-get behind intranet

PROBLEM: Any build, with a Dockerfile depending on centos, ubuntu or debian fails to build. ENVIRONMENT: I have a Mac …

dns centos docker linux-containers
Is it possible to share memory between docker containers?

I work on an application with different processes and I'm asked to contain those processes for achieving more isolation. The …

docker linux-containers