The LXC tag is for questions relating to LinuX Containers and lightweight virtualization capabiliaties, issues, and troubleshooting.

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Installation JDK in the LXC container - Host behind Proxy

The host on which i work is a remote machine behind a proxy. I have installed the jdk like that and it works well: (I access the remote machine via ssh) http_proxy=http://proxy:3128 && ...
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26 views

Ubuntu Trusty Tahr 14.04 LTS - Create lxc

Please, i try to create a lxc-container on Ubuntu 14.04 but i have an error message root@localhost:~sudo lxc-create -t ubuntu -n u4 Checking cache download in /var/cache/lxc/trusty/rootfs-amd64 ... ...
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12 views

juju can not start lxc machine

I am trying juj on an openvz VPS. when I try juju bootstrap it says: uploading tools for series [precise trusty] Logging to /home/danialbehzadi/.juju/local/cloud-init-output.log on remote host ...
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1answer
19 views

How to change the mirror of lxc-create?

I have an Ubuntu repository server in my network. I want to create a lxc container using lxc-create. How can i change the default repository of lxc-create to my repository? There isn't any option ...
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1answer
23 views

How to get access from nginx on host OS to files inside lxc-container?

I have Ubuntu 14.04 and lxc-container inside it. Both of host OS and container have nginx 1.4.6 installed. Container has ip-address 10.0.3.100 and located in ...
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14 views

Why is my cgroup size so small, how to fix?

I'm trying to build some Docker images, and I get an 'out of disk space' error. 2014/12/04 14:42:48 write /sys/fs/cgroup/devices/docker/10860.../devices.deny: no space left on device Looking at ...
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0answers
32 views

Openstack Juno Trusty LXC

This is a follow up on Juju Icehouse-Openstack LXC. It seems that Trusty and Juno combo also do not allow LXC instantiation, i.e., Changing "virt-type" in nova-compute charm does not change ...
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102 views

Systemd, cgroup, and LXC

After much trial and error, I was finally able to get Spice working in a Fedora LXC container under Ubuntu 14.04. However, the same can't be said of an Ubuntu 14.04 container. It appears that the ...
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1answer
41 views

How to modify rootfs of an unprivileged LXC container?

I have configured for namespaces for unprivileged LXC containers using this docuement https://help.ubuntu.com/lts/serverguide/lxc.html#lxc-unpriv I can create and start containers using lxc-create ...
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24 views

WINE programs/processes isolation

I would like to completely isolate from each other two Windows programs running in WINE. I intend to block them from sharing memory, interprocess communication, files and using any possible ...
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46 views

Enabling systemd in Ubuntu 12.04 lxc container

Following is my setup I am running Ubuntu 12.04.1 Precise. I have and lxc container on it running upstart. I want to replace upstart with systemd. I modified the container's lxc with "virsh -c ...
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1answer
27 views

Is it possible to use services that provide their own pid, like dnsmasq, to use with upstart?

I need badly a better way to refresh dnsmasq configuration than in How to let built-in DHCP assign a static IP to LXC container based on name, not MAC address . I cannot afford restarting all ...
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0answers
195 views

lxc/kvm containers fail to start

I have MAAS+Juju setup ready and was successfully able to deploy some openstack charms on specific machines. Then, I read that its safe and good practice to place these openstack charms in their own ...
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1answer
199 views

LXC USB Device Passthrough

I am trying to create an LXC container running mythtv (server) .. .which needs access to USB tuners There seems to be a dearth of information on how to pass USB devices through to an LXC container ...
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69 views

Creating LXC container using iso file

Is it possible to create an LXC container from iso file? Following points might give you better context about what I want I have created my own distro by following "How to create customized ubuntu ...
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2answers
189 views

lxc-create hangs and finally fails

I was trying to place some juju charms on linux containers and the containers failed to start. To debug the issue I sshed into the node where this happened and tried creating an LXC container manually ...
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0answers
99 views

MAC address NAT with ebtables for IPv4 and IPv6?

I have a virtual machine running in VMware. It has Ubuntu 14.04 on it. I want to install LXC containers on it, and have them use the same address space as the virtual machine. So, I created a bridge ...
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51 views

Problem with NAT port forwading to LXC container

I have been trying to implement an instance of nginx in a LXC container on Ubuntu 14.04 as per https://www.digitalocean.com/community/tutorials/getting-started-with-lxc-on-an-ubuntu-13-04-vps Can ...
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81 views

Autostart Unpriviledged LXC Containers

I'm using Ubuntu 14.04 and have installed LXC normally. I've followed the official LXC documentation to set up unprivileged containers under a non-root user. These don't seem to support LXC's ...
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1answer
100 views

Fedora as LXC container [closed]

I have LXC running with several Ubuntu containers and I am happy with it. The problem is, when I try to setup Fedora using: lxc-create -t fedora -n fedora I get: warning: ...
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1answer
63 views

How to make a HDD device file /dev/sdxY available in lxc container?

I created a lxc container with sudo lxc-create -n ubuntu-trusty-amd64 -t ubuntu -- --arch amd64 --release trusty on Ubuntu 14.04 with lxc 1.0.5-0ubuntu0.1 and realized that there're no device files in ...
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1answer
32 views

LXC utsname does not work

I have created a LXC by cloning it from already existing LXC by using command lxc-clone -o u1 -n u2. When I start the u2 it comes with a prompt u2 login. Till this point it is fine. However, when I ...
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399 views

LXC container no outgoing traffic with bridged network and public IP address

I try to setup a LXC container with bridged network on ubuntu 14.04.1, but the outgoing traffic seems to be blocked. Ping another IP than the container's one is not working. Actually I tried this with ...
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35 views

How to enable loop dev access from LXC?

I added the following line to the LXC container's config file in order to enable access to loop dev. The LXC is running Ubuntu 12.04: … lxc.cgroup.devices.allow = b 7:* rwm … However, the container ...
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2answers
277 views

Configure LXC with additional IP ubuntu 14.04

I'm still looking for answer on my question. I have a dedicated server with ubuntu server 14.04, and 2 public ip. I want to add 1 public ip per 1 lxc. I think i've tried everything and nothing helped ...
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1answer
32 views

I'm trying to get started with LXC containers, and I'm getting a permissions problem on starting an unpriviledged container. How can I fix it?

I'm getting a permissions problem on starting an unpriviledged container. How can I fix it?
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1answer
88 views

network bridge not forwarding traffic from span port on router

I want to run several security network tools in LXC containers like ntopng, suricata, snort, etc. I hooked one of my server's NIC's up to a port that is spanned to my firewall... so basically this ...
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38 views

How to get HDMI sound devices inside LXC?

I created LXC container in 12.04.3 Server and installed Gnome Display Manager to it. Now GDM works well, but I don't have HDMI sound. ubuntu@quintilis:~$ aplay -l aplay: device_list:252: no ...
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0answers
222 views

Juju deployment fails due to “container failed to start” error

I had tried to deploy mysql and i had this error: agent-state-info: container failed to start Outputs from log as following: Line 47: machine-0: 2014-08-14 02:02:30 INFO juju.state.api ...
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1answer
107 views

How to give a Juju charm a static ip address - wordpress

I have a wordpress charm installed via juju. In order for me to access this charm through public ip, I port forwarded the ip into my server's public ip address. Recently, the ip address of the ...
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1answer
152 views

LXC Is it possible to run a 12.04 container on 14.04

Other than the kernel only, is it possible to emulate an older install of Ubuntu? I looked in /usr/share/lxc/templates and it only has "lxc-ubuntu".
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1answer
168 views

Juju and Openstack provisioning

I'm new to Juju and Openstack and currently deploying two- and three-node openstack test environment using Juju manual provider. At my first attempt I tried to deploy services to my hosts using --to ...
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1answer
49 views

juju charm failed in local lxc

So I want to run my web application in the local lxc provider using juju.my web application is maven build application. So I create my charm and try to run it locally. In hooks I have installed java ...
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63 views

CentOS lxc on Ubuntu 12.04

I am trying to use CentOS 6.5 lxc on Ubuntu 12.04, but I have problems with installing rpm package on CentOS. Here's the error: [root@pgr ~]# rpm -ivh ...
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441 views

setting macvlan bridge for lxc containers

I am trying to create containers which can be accessed from outside. So i've chosen the macvlan mode of networking which can assign an IP to the containers in the same network as the host. I have ...
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1answer
107 views

juju-quickstart: error: bad API response: cannot upload charm to provider storage: 500 INKApi Error

I have been able to use Juju from my home machine, however, when I attempt to use it from my work machine (which sits behind a proxy) I get: (Output from juju quickstart --debug) retrieving the Juju ...
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0answers
72 views

Link aggregation on a LXC bridge

I'm working on a server with a number of various interfaces (eth0-3) and I currently just use one for both host traffic and another for my LXC bridges traffic. Since I have a few spare ports just ...
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1answer
309 views

how to add lxc containers to host's DNS so that getaddrinfo() can resolve them?

I'm running LXC containers on Ubuntu 12.04 with a 3.8 kernel. The containers are on a host-only network, so their addresses are managed by dnsmasq. Is there a way to configure the host so that ...
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1answer
290 views

Juju Icehouse-Openstack LXC

Trying to instantiate an LXC image on a compute node, by changing virt-type (string) field, under nova-compute charm to lxc. This, however, does not update the virt_type, in nova-compute.conf file. ...
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35 views

Can I share a host process with linux container?

On my Ubuntu 12.04 host, I have created a linux container p2. On the host I have nginx installed and running. My question - Can I share the running nginx on host with one or more linux container? By ...
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18 views

Guest session on server

I want to execute user supplied codes as guest session so it will not affect the opperationg system. When the server is running, is it possible to log create a guest session on server and execute user ...
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0answers
109 views

LXC bridging with two NICs

I am setting up a server to host a number of LXC containers, for now just isolating web and db services. The server I am using has two NICs and I'd like to use one for host traffic and one for ...
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1answer
162 views

Deploying multiple services in LXC containers in a VM hangs

To get started with juju, I installed it on a local machine(actually a xUbuntu VM running on windows). juju-gui got deployed successfully. Then used the gui to deploy mysql. But it's been hours and ...
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71 views

logging into a LXC container

Trying to create LXC container to run 32bit Wine on my 64bit machine. I have done all as instructed. Then coming to the part, where to start the container: sudo lxc-start -n my32bitbox After a ...
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1answer
474 views

Communication between Linux Containers (lxc)

I have a container for my Apache webserver, and another one for my Mysql server. I have given them 2 static IPs NAME STATE IPV4 IPV6 AUTOSTART ...
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2answers
221 views

It is possible to hibernate an LXC container?

I know about lxc-freeze and lxc-unfreeze, but as I understand it, these simply pauses the container, similar to sending SIGSTOP and SIGCONT to a process. If I reboot the host, then the containers will ...
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45 views

Linux Container Creation

I am new to linux containers and when I create a linux container with the help of the command lxc-create, it comes up with the following error : configuration path /var/lib/lxc not found The command ...
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2answers
320 views

Can I set up MAAS and Juju on one machine?

Here is what I want to setup: MaaS on a single PC MaaS providing the host OS for 4 VMs (3 LXC + 1 KVM) Using Juju to deploy services on the 4 VMs (nodes on MaaS) How can I accomplish this?
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50 views

cloning lxc container using python3-lxc

I am experimenting with lxc on ubuntu 14.04. In order to manage a couple of lxc instances I am using python3-lxc. Using pyhthon3-lxc, I do fail to clone an existing container: >>> import lxc ...
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2answers
474 views

Boot problems after installing package `android`. How do I fix it?

I was thinking to play with my android phone through usb, so I did an apt-get install android* on my laptop. This this broke my boot. I can not boot it normally, but if I go into recovery and then ...