Docker provides an interactive stats command, docker stats [cid] which gives up to date information on the CPU usage, like so: CONTAINER CPU % MEM USAGE/LIMIT MEM % NET I/O 36e8a65d 0.03% 4.086 MiB...

One of the Docker examples is for a container with Memcached configured. I'm wondering why one would want this versus a VM configured with Memcached? I'm guessing that it would make no sense to hav...

Installed the lxc container via lxc-create: sudo lxc-create -t download -n dos1 I chose debian buster arm64 and run it: sudo lxc-start -n dos1 -d Outputs an error: lxc-start: dos1: tools/lxc_star...

I'd like to create the following infrastructure flow: How can that be achieved using Docker?

I am trying to create deb package from LXC rootfs, and after creating it I want to install that package any computer. Up to this point I achieved packaging and installing deb package, however aft...

I'm using docker v1.2 and having some issues starting a container. The container exits after the "docker run". What's the best way to troubleshoot such issues? Also are there major differences in r...

I am setting up LXD to play around with conjure-up. I would like to the storage to be mounted only on my RAID device, so it would be good to remove the default storage or replace/redirect it. I can...

I'm not sure if I've misunderstood something here, but it seems like it's only possible to set port mappings by creating a new container from an image. Is there a way to assign a port mapping to an...

So, the other day I was reading about OS/System Container vs Application Container here. There it is mentioned that Docker is an application container and Any container that runs an OS is a system...

I am working on a website powered by Node. So I have made a simple Dockerfile that adds my site's files to the container's FS, installs Node and runs the app when I run the container, exposing the ...

I have an Ubuntu server. I have configure ssh-agent forwarding to it. The server runs a few lxc containers. When I "lxc exec container bash", the ssh-agent isn't forwarded to the lxc bash. How ca...

Can anyone understand and explain the fundamental differences of Docker and Rocket? I don't seem to get it. Maybe it's just too new of a direction. Hope someone can explain the fundamental pros ...

Searching on google, there's only way to add new network interface is adding to config file. Is there any lxc command that we can add lively, (don't need to restart the container)? The page mentio...

Can I change the directory where lxc containers are initialized and kept? Now they are created under /var/cache/lxc, and I would like to have them in another directory, on another partition where I...

Can I trust the builds in docker container for redhat6.4 in Ubuntu 14.04 host for c/c++ source codes ? or any limitation I need to consider ? We are trying to use docker to serve different OS plat...

When I try to run my lxc container, I get: lxc-start: 100: lxccontainer.c: wait_on_daemonized_start: 751 No such file or directory - Failed to receive the container state lxc-start: 100: tools/lxc...

I have the following set up: Ubuntu 16.04-64 on host; LXC container running Ubuntu 16.04-64 connected through ssh; several django projects (pure django, django-cms, wagtail cms) located in separa...

If you take a look at Docker's features, most of them are already provided by LXC. So what does Docker add? Why would I use Docker over plain LXC?

While going through docker docs, I found that docker is now using libcontainer instead of LXC. Has anyone idea about how libcontainer is better (if so..) than LXC ?

My understading, based on the fact that Docker is based on LXC, is that Docker containers share various resources from its host operating system. My concern is with CPU cores. Here is a scenario: ...

After yesterday's news of Shocker, it seems like apps inside a Docker container should not be run as root. I tried to update my Dockerfile to create an app user however changing permissions on app ...

I have the following setup: Perl service running in a container and writing logs out to STDERR logspout to ship those logs out to a remote server for archiving in a 600 MB RAM machine. I also ...

I just can't create and run new containers in Docker anymore. But in the same time a can run previously created containers. When I try to do something like this: [user@host ~ ] docker run --nam...

I am trying to understand how docker is useful outside of the webapp space. If for example someone wants to run a python script which downloads global weather data every 12 hours, why would they u...

Edit: As of March 2019, although I have not tested it, I believe Docker now has the ability to do real network emulation. Edit: As of May 2015, SocketPlane (see website and repo) has joined the ...