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

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3
votes
2answers
788 views

Video driver under lxc container?

Since LXC (Linux Containers) is a kernel level super-chroot, I've been wondering what sort of video driver the containers have: My host is Ubuntu 12.04 64-bit machine with ATI gpu. Will the LXC ...
2
votes
1answer
122 views

per user lxc containers

I am sure I saw how to do this on a webpage around the intergoogle somewhere. But Is it possible to have your system setup so when you create a user on your machine they log into their own LXC ...
1
vote
1answer
145 views

Upgrading lxc version

Trying to upgrade the lxc version from 0.7.5 to 0.8.0. Executed following command : apt-get install lxc But it didnt work the package is still 0.7.5. apt-get install lxc=0.8.0 Gives error saying ...
0
votes
1answer
21 views

How to bootstrap puppetmaster on lxc on Ubuntu?

Installation of puppet master on Ubuntu has always been a matter of luck and a lot of patience to me - there are many seemingly unrelated things to do which has to be done in the precise order, many ...
0
votes
1answer
201 views

unable to start lxc container

I have installed lxc in ubuntu server, every thing was working fine. Today I have updated lxc from version 0.7.5 to version 1.0.0.alpha2. After I update lxc, I am unable to start lxc containers. ...
0
votes
1answer
447 views

Ubuntu 12.04 LXC nat prerouting not working

I have a running Debian Wheezy setup I copied exactly to an Ubuntu 12.04 ( elementary OS, used as desktop as well ) While the Debian setup runs flawlessly, the Ubuntu version dies on the prerouting ...
3
votes
0answers
1k views

“Can not write log, openpty() failed (/dev/pts not mounted?)”

I used this post to install LXC. The installation is success and creating the container complain give this message: "Can not write log, openpty() failed (/dev/pts not mounted?)" but in the end ...
3
votes
0answers
157 views

How do I get the VT running X in my LXC container to my host?

I'm trying to run Lubuntu within an LXC container on my host already using a GUI. Is it possible to redirect the X output from the container to say; VT9 rather than VT7? If so where is the VT7 ...
3
votes
0answers
315 views

How to create dm-crypt device in LXC?

On one LXC container I need to put sensitive data, preferrably stored in dm-crypt encrypted filesystem. When I write sudo cryptsetup luksFormat --cipher aes-xts-plain --size 512 ...
2
votes
0answers
479 views

Another LXC Puzzle

So my server is running... Distributor ID: Ubuntu Description: Ubuntu 13.04 Release: 13.04 Codename: raring I stumbled onto lxc when I trying to find something to replace vmware on a small ...
2
votes
0answers
207 views

A Linux container can use an authorized_keys file outside my home directory, but ephemeral containers based on it can't. Why?

In Ubuntu 12.10, I've created an LXC of type 'ubuntu' using the lxc-create utility. I then create ephemeral containers based on this container using the lxc-start-ephemeral utility, and I need to ...
2
votes
0answers
130 views

How I can run Android 4.0.4 in chroot on Ubuntu 12.04 on the Pandaboard ES?

I want to run fully functional Android 4.0.4 on my Ubuntu 12.04 installation on the Pandaboard ES with the LXC containers.
1
vote
0answers
20 views

Error Installing lxc 1.0.0

I am trying to install lxc 1.0.0 but I get this error when I run this command I have added the following repos to my sources.lst file deb http://ppa.launchpad.net/ubuntu-lxc/daily/ubuntu saucy main ...
1
vote
0answers
114 views

How to store LXC container's files in another folder

Well the answer seems to be given on https://help.ubuntu.com/13.04/serverguide/lxc.html#lxc-hostsetup page under Using a separate filesystem for the container store title but it doesn't work for me. ...
1
vote
0answers
71 views

How to log into lxc container?

I recently installed the 32 bit lxc container on a 64 bit Ubuntu 12.04 system. When I run the command sudo lxc-start -n my32bitbox I am greeted with a login prompt. I enter the default login and ...
1
vote
0answers
90 views

juju fails to spawn local LXC containers

The setup is ubuntu 12.04 updated to the 3.8 kernel to be able to use juju locally, container created using bootstrap, but it does not start: jmerelo@amy:~$ sudo lxc-start -n jmerelo-local-machine-1 ...
1
vote
0answers
25 views

update lxc in ubuntu server

I have installed lxc-version 0.7.5 by apt-get update apt-get install lxc Now I want to update to either lxc-0.8.0 or lxc-0.9.0. How can I do this?
1
vote
0answers
48 views

net_cls and ns subsystems not available in 12.04?

I'm playing around with cgroups and I noticed when I try to list all available subsystems that the network ones are not available ? Running the following command should list ALL available subsystems - ...
1
vote
0answers
126 views

LXC PID namespace

I've been playing around a tad with LXC recently and one of the things I couldn't figure out is how are LXCs in Ubuntu implementing namespacing - in particular PID namespacing. I can't seem to find ...
1
vote
0answers
645 views

LXC on Precise with linux-image-generic-lts-raring … do I get the full namespace support?

Kernel 3.8 adds full namespace support, as far as I am aware. The package linux-image-generic-lts-raring ("Raring Ringtail kernel") offers this on Precise Pangolin installations (screenshot): Older ...
1
vote
0answers
102 views

How to grant access to raw partition for lxc container

I'm using the Linux Containers as set by default in the package lxc. I'd like to give one of the container an exclusive access to one partition. Does anybody know, how to configure it? I'd like to ...
1
vote
0answers
71 views

What facets should I consider when deciding which guest to jail in (“full”) KVM and which in LXC?

Currently I am migrating to a new server. The old one ran 10.04 as host system and a few more 10.04 and Debian 6 as KVM guests. This was alright, because the processor had support for virtualization. ...
0
votes
0answers
7 views

Returning to host machine from linux container

I have installed lxc on my server, then created an lxc container (ubuntu template and name is master). Next I started my container master, then logged in by command lxc-console, then I logout from ...
0
votes
0answers
14 views

How to let built-in DHCP assign a static IP to LXC container based on name, not MAC address

I know, that I can assign static IP manually, using /etc/network/interfaces. I also know, that I can read the MAC address of the LXC container (e.g. by looking for lxc.network.hwaddr entry in ...
0
votes
0answers
7 views

Prerouting SSH to lxc container?

I'm trying to ssh on my container but i'm getting these errors OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011 debug1: Reading configuration data /etc/ssh_config debug1: /etc/ssh_config line 20: Applying ...
0
votes
0answers
27 views

lxc container creation fails with `call to cgmanager_move_pid_abs_sync(blkio) failed: invalid request` (…)

I cannot create the lxc container. It used to work a few days later on this system, though. When I do sudo lxc-create -n abc -t ubuntu, the container's creation process seems to finish successfully ...
0
votes
0answers
14 views

Lxc with ovs and of-controller

For one of my project I have a setup as below on ubuntu 13.04 openflow controller(floodlight controller) | openflow switch | ____ |_________ | | ...
0
votes
0answers
17 views

Modifying sysctl values inside lxc container

I have made several linux containers using the normal userspace tools (not docker), and I have been setting up a test environment. I want to set up two containers to try out heartbeat, which requires ...
0
votes
0answers
23 views

unable to create more than one device with dmsetup inside lxc

I am using lxc for running encryption app.  The app run "dmsetup" on devices added in the container/VM. On running the "dmsetup create clear_sdb1" the device gets created as /dev/mapper/clear_sdb1  ...
0
votes
0answers
23 views

lxc-create with non default user

When using "lxc-create -t ubuntu" how does one specify the user of the new container? I don't want the default ubuntu:ubuntu but to specify my own unique username and password. I'm using lxc ...
0
votes
0answers
38 views

How to bind LXC instance to a virtual interface in Ubuntu 12.04?

I would like to bind my LXC instance to a virtual interface, eth0:1. All the other tutorials/guides I've seen involve setting the main interface to br0, and restarting the networking service, which is ...
0
votes
0answers
39 views

LXC 0.9.0 error

I am using lxc 0.9.0 and which we compiled and then created busybox container named 'yashu' but started it ,it gives following error yashu@yashu-pc:~$ sudo lxc-start -n yashu lxc-start: failed (98) ...
0
votes
0answers
125 views

Ubunu cgroup architecture: cgroup-lite vs cgroup-bin and default config for lxc, libvirt-bin?

It seems that (at least in Ubuntu 12.04 Precise), the cgroup-lite package is used to provide some cgroup capabilities for packages like libvirt-bin and lxc. It sets up a number of cgroups in ...
0
votes
0answers
170 views

Trying to install vnc4server inside a docker (LXC) container

I'm trying to install vnc4server inside a docker (http://www.docker.io) container. Its a LXC container. The config file to setup this container reads: from ubuntu maintainer deb@sinhalabs.com run ...
0
votes
0answers
18 views

problems with lxc while chrooting a live 13.10 distro

Since 10.04 I'm used to customize a live, edubuntu-based distro we give to our students and all went in the best way until 13.10 came out; while with other releases I went at the end of customization ...
0
votes
0answers
82 views

LXC with Openstack

I have successfully deployed OpenStack Havana using Juju and MAAS. Virt type is LXC. What kind of images should I use to be able to launch LXC containers from Openstack and how to overcome the lack of ...
0
votes
0answers
76 views

unable to login into lxc-container

I have installed lxc in ubuntu server and created two lxc container. Every thing working fine untill I update lxc to latest version. After lxc update, I am able to create new containers, start and ...
0
votes
0answers
33 views

Run an application from a separate installation of Ubuntu

Is it possible to run using lxc application from already installed distribution on another partition? Specifically it would be steam on wine.
0
votes
0answers
251 views

102.04 LXC unable to create macvlan

I'm having problems creating a macvlan for a container on 12.04. In a terminal it works fine: $> ip li add link eth0 mac0 type macvlan But when in a container config it give the error: ...
0
votes
0answers
22 views

python3-lxc and lxc parallel installation not possible!

every time i try to install one of the package lxc and python3-lxc the other one is removed from my system. How i can fix this problem? I need both for a project. Thank You!
0
votes
0answers
186 views

Network configuration in LXC- unable to ping IPs except LXC container IP

I have installed ubuntu server 12.04. I have installed LXC container. I started LXC container using lxc-start -n conrainername logged in using lxc-console -n contaniername -t 1. I prompted to ...
0
votes
0answers
332 views

How to assign an address to an LXC container which is in the same subnet as host?

My host has address 192.168.1.222 and I want my LXC container to have address 192.168.1.88. With the veth interface I could only assign an address that's in different subnet, e.g. 192.168.2.88. But ...
0
votes
0answers
117 views

Proper way to create a launcher for an LXC or ssh remote app?

I created a Unity launcher for an Eclipse-based IDE. This worked nicely; I could launch the IDE and/or switch to it with Meta-5 and all was good. Then I wanted to upgrade to 13.04, but the builds ...
0
votes
0answers
101 views

LXC: running Virtualbox inside a container

I've installed virtualbox inside a lxc container. However, when I try to start a VM I get the error message: kernel driver not accessible (rc=1909) ....permission problem with /dev/vboxdrv. This ...