[libvirt-users] libvirt-lxc nested containers

Hi, I am using libvirt to launch lxc containers. I would like to know if I can spawn nested container using libvirt-lxc. Is it supported ? Can some please shed some light on this ? Any pointers will be very helpful. Thanks Suresh S ‌ ___ libvirt-use

Re: [libvirt-users] libvirt-lxc: good for production?

thank you Michal, appreciate your input, I'll invest some more time and set up a full test system mirroring our prod and see how it works out. I'm gonna start another thread on images/templates because that's another area where I've found a lack of information and could do with some input. thanks.

Re: [libvirt-users] libvirt-lxc: good for production?

On 04/03/2017 04:02 AM, Spike wrote: Dear all, I'm a happy lxc (lxd) user with a need to add a bunch of KVM images to the mix. More importantly I need to have some simple frontend to give users the ability to quickly run some VMs for testing. Researching the topic brought me to virt-manager and

[libvirt-users] libvirt-lxc: good for production?

Dear all, I'm a happy lxc (lxd) user with a need to add a bunch of KVM images to the mix. More importantly I need to have some simple frontend to give users the ability to quickly run some VMs for testing. Researching the topic brought me to virt-manager and from there libvirt. I've had however a

[libvirt-users] libvirt + lxc + cgroups mounting

All, Within: https://libvirt.org/drvlxc.html#cgroups it mentions that : “/sys/fs/cgroup/ the host cgroups controllers bind-mounted to only expose the sub-tree associated with the container” In my environment, the host contains: $ls –l /sys/fs/cgroup/ cpu -> cpu,acct cpu,cpuacct cpuacct ->

Re: [libvirt-users] libvirt-lxc capabilities mknod

Very Nice. Will try that path and keep that in mind future forward! Thanks very much Regards On Thu, Aug 18, 2016 at 2:48 AM, Daniel P. Berrange wrote: > On Wed, Aug 17, 2016 at 12:38:10PM -0500, jsl6uy js16uy wrote: > > Hello all, hope all is well > > > > Issue: Any way to give granular mknod c

Re: [libvirt-users] libvirt-lxc capabilities mknod

On Wed, Aug 17, 2016 at 12:38:10PM -0500, jsl6uy js16uy wrote: > Hello all, hope all is well > > Issue: Any way to give granular mknod capabilities to a container? Only > allow creation of specific device? > > bit of background > > Have a laptop running arch and libvirt > loading an arch lxc con

[libvirt-users] libvirt-lxc capabilities mknod

Hello all, hope all is well Issue: Any way to give granular mknod capabilities to a container? Only allow creation of specific device? bit of background Have a laptop running arch and libvirt loading an arch lxc container created from lxc-create Overall container is up and running, I use it for

Re: [libvirt-users] Libvirt-lxc packages deprecation

On Tue, Feb 23, 2016 at 11:41:41AM -0800, syed muhammad wrote: > Folks, > > I found this thread > that > talks about deprecating libvirt-lxc packages [1] [2] [3] in RHEL7.1. > > I am using [1] as a dependency for my applicat

Re: [libvirt-users] Libvirt-lxc packages deprecation

I'd like to hear the latest on this as well. We're considering moving to the "other" LXC framework if libvirt LXC truly is being dropped in RHEL. On 02/23/2016 11:41 AM, syed muhammad wrote: Folks, I foundthis thread tha

[libvirt-users] Libvirt-lxc packages deprecation

Folks, I found this thread that talks about deprecating libvirt-lxc packages [1] [2] [3] in RHEL7.1. I am using [1] as a dependency for my application deployed on RHEL7.2 servers. For now it works fine but I am not sure abou

[libvirt-users] Libvirt-LXC, container get stuck if it prints too much logs in the console

Hi, I am creating containers using libvirt-lxc. My problem is that a process at bootup gets stuck at some point. My usecase is Puppet, but I can reproduce with a loop in bash. I noticed it is stuck until I connect to the console of the container (virsh -c lxc:/// console id). Then after discon

Re: [libvirt-users] libvirt-lxc

On Thu, Aug 13, 2015 at 11:22:07AM +0100, Mark Clarkson wrote: > On 11/08/2015 08:28, Kashyap Chamarthy wrote: > > Just as an addendum, the said RPMs should be available in standard > > Fedora repositories, too. Not to mention, one could file issues in the > > upstream libvirt bug tracker. > > I

Re: [libvirt-users] libvirt-lxc

On 11/08/2015 08:28, Kashyap Chamarthy wrote: > Just as an addendum, the said RPMs should be available in standard > Fedora repositories, too. Not to mention, one could file issues in the > upstream libvirt bug tracker. I just filed a bug against libvirt 1.2.18 in bugzilla, but for the future, fo

Re: [libvirt-users] Libvirt LXC vcpu doesn't seem to work

On 12.08.2015 18:26, Dave Riches wrote: > Hi, > > I seem to have a problem when creating a LXC container through virsh. > > While virsh -c lxc:/// dominfo shows up (for example) 2 > VCPUs as defined, if I run a CPU intensive task (such as stress --cpu > 10) it will max out 10 CPU cores on the ho

[libvirt-users] Libvirt LXC vcpu doesn't seem to work

Hi, I seem to have a problem when creating a LXC container through virsh. While virsh -c lxc:/// dominfo shows up (for example) 2 VCPUs as defined, if I run a CPU intensive task (such as stress --cpu 10) it will max out 10 CPU cores on the host. If I echo "0" > /cgroup/cpuset/libvirt/lxc//cpuse

Re: [libvirt-users] libvirt-lxc

On 11/08/2015 09:22, Daniel P. Berrange wrote: On Tue, Aug 11, 2015 at 08:25:30AM +0100, Mark Clarkson wrote: On 11/08/2015 07:31, Martin Kletzander wrote: The fact that it's deprecated in some distributions doesn't mean we're dropping it. So, just to be clear, there are no plans to drop the

Re: [libvirt-users] libvirt-lxc

On 11/08/2015 09:21, Daniel P. Berrange wrote: > In addition we have a > GSoC project developing the ability to let you run Docker containers > using libvirt-lxc and also libvirt-kvm ! Er. Wow! Very exciting. ___ libvirt-users mailing list libvirt-users

Re: [libvirt-users] libvirt-lxc

On Mon, Aug 10, 2015 at 09:50:04PM +0100, Mark Clarkson wrote: > Hi, > I noticed that libvirt-lxc will be deprecated for RedHat: > > "Future development on the Linux containers framework is now based on the > docker command-line interface. libvirt-lxc tooling may be removed in a > future release o

Re: [libvirt-users] libvirt-lxc

On Tue, Aug 11, 2015 at 08:25:30AM +0100, Mark Clarkson wrote: > On 11/08/2015 07:31, Martin Kletzander wrote: > > The fact that it's deprecated in some distributions doesn't mean > > we're dropping it. > > So, just to be clear, there are no plans to drop the lxc driver from > libvirt? Absolutel

Re: [libvirt-users] libvirt-lxc

On Tue, Aug 11, 2015 at 08:31:02AM +0200, Martin Kletzander wrote: > On Mon, Aug 10, 2015 at 09:50:04PM +0100, Mark Clarkson wrote: > >Hi, > >I noticed that libvirt-lxc will be deprecated for RedHat: > > > >"Future development on the Linux containers framework is now based on > >the docker command-

Re: [libvirt-users] libvirt-lxc

On 11/08/2015 07:31, Martin Kletzander wrote: > The fact that it's deprecated in some distributions doesn't mean > we're dropping it. So, just to be clear, there are no plans to drop the lxc driver from libvirt? ___ libvirt-users mailing list libvirt-u

Re: [libvirt-users] libvirt-lxc

On Mon, Aug 10, 2015 at 09:50:04PM +0100, Mark Clarkson wrote: Hi, I noticed that libvirt-lxc will be deprecated for RedHat: "Future development on the Linux containers framework is now based on the docker command-line interface. libvirt-lxc tooling may be removed in a future release of Red Hat

[libvirt-users] libvirt-lxc

Hi, I noticed that libvirt-lxc will be deprecated for RedHat: "Future development on the Linux containers framework is now based on the docker command-line interface. libvirt-lxc tooling may be removed in a future release of Red Hat Enterprise Linux (including Red Hat Enterprise Linux 7) and s

Re: [libvirt-users] Libvirt LXC hostname

On 13.06.2015 00:21, Anu Mercian wrote: > Hello, > > I am trying to bring up an lxc with Centos 6.6 using libvirt command: > > "virsh -c lxc:/// create vm.xml" > > When I do the above, the new VM created gets the hostname of the host where > libvirt is installed. When I looked up help on the pas

[libvirt-users] Libvirt LXC hostname

Hello, I am trying to bring up an lxc with Centos 6.6 using libvirt command: "virsh -c lxc:/// create vm.xml" When I do the above, the new VM created gets the hostname of the host where libvirt is installed. When I looked up help on the past mail-lists. It seems like this was a problem back in 2

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On 03.03.2014 16:26, Daniel P. Berrange wrote: That looks really bizarre. The same two directory names nested over and over again. I can't reproduce this kind of thing on my own host. Libvirt only ever creates the first two levels as expected /sys/fs/cgroup/systemd/machine.slice /sys/fs/cgroup/

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On Tue, Mar 04, 2014 at 05:16:42PM +0100, Dariusz Michaluk wrote: > On 03.03.2014 16:26, Daniel P. Berrange wrote: > > >That looks really bizarre. The same two directory names nested over > >and over again. I can't reproduce this kind of thing on my own host. > >Libvirt only ever creates the first

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On Mon, Mar 03, 2014 at 03:52:01PM +0100, Dariusz Michaluk wrote: > Hi. > > Another week, another experiment ;) I was trying to run systemd user > session for non-root user, for example darek (uid=1000), operation > failed with error: > > systemd[26]: pam_unix(systemd-user:session): session opene

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

Hi. Another week, another experiment ;) I was trying to run systemd user session for non-root user, for example darek (uid=1000), operation failed with error: systemd[26]: pam_unix(systemd-user:session): session opened for user darek by (uid=0) systemd[1]: Started Login Service. systemd[26]

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On 27.02.2014 16:32, Stephan Sachse wrote: On Thu, Feb 27, 2014 at 3:07 PM, Dariusz Michaluk wrote: On 26.02.2014 17:59, Stephan Sachse wrote: # chown -R foo:foo /var/lib/libvirt/filesystems/mycontainer you must "shift" the uids for the container 0 -> 666, 1 -> 667, 2 -> 668. there is a to

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On Thu, Feb 27, 2014 at 3:07 PM, Dariusz Michaluk wrote: > On 26.02.2014 17:59, Stephan Sachse wrote: >>> >>> # chown -R foo:foo /var/lib/libvirt/filesystems/mycontainer >> >> you must "shift" the uids for the container 0 -> 666, 1 -> 667, 2 -> >> 668. there is a tool for this: uidmapshift > > I

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On 27.02.2014 11:43, Kashyap Chamarthy wrote: IIUC, this is no longer needed with systemd 209 and above. I just did a quick test[1] with systemd-210-2.fc21.x86_64 3.14.0-0.rc4.git0.1.fc21.x86_64 and audit subsystem enabled: $ auditctl -s AUDIT_STATUS: enabled=1 flag=1 pid=816 rate

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On 26.02.2014 17:59, Stephan Sachse wrote: # chown -R foo:foo /var/lib/libvirt/filesystems/mycontainer you must "shift" the uids for the container 0 -> 666, 1 -> 667, 2 -> 668. there is a tool for this: uidmapshift I prepared two containers, the first I used chown, in the second uidmapshift

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

On Wed, Feb 26, 2014 at 05:24:03PM +0100, Dariusz Michaluk wrote: [. . .] > If all login attempts are rejected, please boot host machine with audit=0 > > # vi /etc/default/grub > GRUB_CMDLINE_LINUX=" [...] audit=0 [...]" IIUC, this is no longer needed with systemd 209 and above. I just did a qu

Re: [libvirt-users] [libvirt] LXC, user namespaces and systemd

> # chown -R foo:foo /var/lib/libvirt/filesystems/mycontainer you must "shift" the uids for the container 0 -> 666, 1 -> 667, 2 -> 668. there is a tool for this: uidmapshift some tools may not work, because of the missing file capabilities. chown removes all file capabilities! try ping as user i

[libvirt-users] [libvirt] LXC, user namespaces and systemd

Hi! I with my colleagues from Samsung trying to run systemd in Linux container. I saw that the others are experimenting in this topic, so I would like to present the results of my work and tests, perhaps it will be helpful to others. As the prototype I used a manual written by Daniel: https:

Re: [libvirt-users] libvirt lxc /dev/null

Daniel P. Berrange writes: > Libvirt will pre-populate the /dev filesystem with any permitted > devices, creation is denied by cgroups. > > That you have a plain file for /dev/null suggests something in > your container has deleted the original character device and > replaced it by a plain file.

Re: [libvirt-users] libvirt lxc /dev/null

On Tue, Feb 25, 2014 at 08:58:43PM +, Nerijus Baliunas wrote: > Hello, > > I created lxc container on F19 with virt-manager and it starts OK. The only > problem is that sshd does not run complaining "/dev/null is not a character > device". > # ls -l /dev/null > -rw-r--r-- 1 root root 0 2014-02

[libvirt-users] libvirt lxc /dev/null

Hello, I created lxc container on F19 with virt-manager and it starts OK. The only problem is that sshd does not run complaining "/dev/null is not a character device". # ls -l /dev/null -rw-r--r-- 1 root root 0 2014-02-25 22:39 /dev/null /sys/fs/cgroup/devices/machine/VM_NAME.libvirt-lxc/devices.

Re: [libvirt-users] Libvirt-LXC + systemd + user namespace

On Wed, Jan 29, 2014 at 12:35:25PM +0100, Piotr Bartosiewicz wrote: > > On 28.01.2014 12:46, Daniel P. Berrange wrote: > >On Tue, Jan 28, 2014 at 12:32:41PM +0100, Jan Olszak wrote: > >>Hi there! > >> > >>I am trying to turn on user namespace by adding following lines to the > >>config: > >> > >>

Re: [libvirt-users] Libvirt-LXC + systemd + user namespace

On 28.01.2014 12:46, Daniel P. Berrange wrote: On Tue, Jan 28, 2014 at 12:32:41PM +0100, Jan Olszak wrote: Hi there! I am trying to turn on user namespace by adding following lines to the config: As you can see the root in container is mapped to the root

Re: [libvirt-users] Libvirt-LXC + systemd + user namespace

On Tue, Jan 28, 2014 at 12:32:41PM +0100, Jan Olszak wrote: > Hi there! > > I am trying to turn on user namespace by adding following lines to the > config: > > > > > > > > > > > > > > As you can see the root in container is mapped to the root outside. I was > expect

[libvirt-users] Libvirt-LXC + systemd + user namespace

Hi there! I am trying to turn on user namespace by adding following lines to the config: As you can see the root in container is mapped to the root outside. I was expected to see no difference after adding this lines, but unfortunately there are some (see details bel

Re: [libvirt-users] libvirt-lxc driver on armv7l

On Thu, Oct 31, 2013 at 03:55:54PM +0100, Jan Olszak wrote: > Oh, sorry. I try to build libvirt on Tizen, with gbs. > Unfortunately Tizen doesn't have the packages from the "snip list of rpms":) > > I tried to install dependencies from > http://ftp.pbone.net/pub/fedora/linux/development/20/armhfp

Re: [libvirt-users] libvirt-lxc without libvirt

On Thu, Oct 31, 2013 at 04:00:24PM +0100, Jan Olszak wrote: > Hi there! > > 1. Is it possible to build libvirt-lxc driver without building > libvirt? How do I do it? That question doesn't make any sense. It is like asking whether you can build the Linux networking stack without building Lin

[libvirt-users] libvirt-lxc without libvirt

Hi there! 1. Is it possible to build libvirt-lxc driver without building libvirt? How do I do it? 2. Do I understand it correctly, that I can use libvirt-lxc as a substitute of lxc? Thanks, Jan ___ libvirt-users mailing list libvir

Re: [libvirt-users] libvirt-lxc driver on armv7l

work... Thanks! Jan -Original Message- From: Daniel P. Berrange [mailto:berra...@redhat.com] Sent: Wednesday, October 30, 2013 8:13 PM To: Jan Olszak Cc: libvirt-users@redhat.com Subject: Re: [libvirt-users] libvirt-lxc driver on armv7l On Wed, Oct 30, 2013 at 07:38:01PM +0100, Jan Olszak wrote:

Re: [libvirt-users] libvirt-lxc driver on armv7l

On Wed, Oct 30, 2013 at 07:38:01PM +0100, Jan Olszak wrote: > Hi there, > > I'm interested in using libvirt-lxc on armv7l architecture and I have a hard > time building libvirt. > > 1. Are there any prebuild rpms for ARM? > > 2. I have many dependency issues during build: > > error: *

[libvirt-users] libvirt-lxc driver on armv7l

Hi there, I'm interested in using libvirt-lxc on armv7l architecture and I have a hard time building libvirt. 1. Are there any prebuild rpms for ARM? 2. I have many dependency issues during build: error: *** Error Summary *** === the following packages failed to build due to

Re: [libvirt-users] Libvirt-lxc and systemd question

On Mon, Jul 22, 2013 at 11:08:07AM -0400, Matt Hicks wrote: > Warning - I'm fairly new to libvirt, lxc and systemd so there is a > good chance I'm doing something terribly wrong here. However, > instead of continuing to struggle, I figured I would mail the list > for some advice. What I'm trying

[libvirt-users] Libvirt-lxc and systemd question

Warning - I'm fairly new to libvirt, lxc and systemd so there is a good chance I'm doing something terribly wrong here. However, instead of continuing to struggle, I figured I would mail the list for some advice. What I'm trying to accomplish is a libvirt-lxc, systemd-based container running

Re: [libvirt-users] Libvirt-lxc and systemd question

On Mon, Jul 22, 2013 at 11:43:02AM -0400, Matt Hicks wrote: > One note, when I first ran that (using sudo), I received the > following SELinux denials: > > type=AVC msg=audit(1374507059.429:625): avc: denied { transition } > for pid=8600 comm="virsh" path="/usr/bin/bash" dev="dm-3" > ino=184287

Re: [libvirt-users] Libvirt-lxc and systemd question

On 07/22/2013 11:12 AM, Daniel P. Berrange wrote: On Mon, Jul 22, 2013 at 11:08:07AM -0400, Matt Hicks wrote: Warning - I'm fairly new to libvirt, lxc and systemd so there is a good chance I'm doing something terribly wrong here. However, instead of continuing to struggle, I figured I would mai

Re: [libvirt-users] Libvirt LXC and VCPU?

On 05/04/2012 04:45 PM, Samuel Hassine wrote: Hi, We are using Openstack and Libvirt/LXC as our virtualization endpoint. Here is an example of one of our libvirt domain: http://paste.debian.net/167276/ So we have 4. But the command : root@PAR-SRV-02-MASTER:/etc/libvirt/lxc# virsh --connect

[libvirt-users] Libvirt LXC and VCPU?

Hi, We are using Openstack and Libvirt/LXC as our virtualization endpoint. Here is an example of one of our libvirt domain: http://paste.debian.net/167276/ So we have 4. But the command : root@PAR-SRV-02-MASTER:/etc/libvirt/lxc# virsh --connect lxc:/// dominfo instance-004a Id:

Re: [libvirt-users] Libvirt-LXC bug/error

On Tue, Jan 17, 2012 at 12:21:22PM +0100, Samuel Hassine, Another Service wrote: > Hi, > > I tried to create a fresh container with a minimal configuration : > > Here is the configuration: http://paste.debian.net/152553/ > > I built a minimal rootfs with busybox as descriped in: > http://berrang

Re: [libvirt-users] Libvirt-LXC bug/error

Hi, I tried to create a fresh container with a minimal configuration : Here is the configuration: http://paste.debian.net/152553/ I built a minimal rootfs with busybox as descriped in: http://berrange.com/posts/2011/09/27/getting-started-with-lxc-using-libvirt/ And I also have the same problem:

[libvirt-users] Libvirt-LXC bug/error

Hi all, I am trying to run LXC containers with the libvirt utils. I encountered many difficulties but solved all of them, except a last one... This is why I need your help. My problem is simple, here is the log of the command: http://pastebin.com/2zrjYLiT When I try to do: virsh --connect lxc://

Re: [libvirt-users] [libvirt] [LXC] Tyring to locate livbvirt operations for LXC relocation

iel P. Berrange" > > To: > > Avi Weit/Haifa/i...@ibmil > > Cc: > > libvirt-users@redhat.com > > Date: > > 04/02/2010 03:45 PM > > Subject: > > Re: [libvirt-users] [libvirt] [LXC] Tyring to locate livbvirt > operations for LXC relocation > >

Re: [libvirt-users] [libvirt] [LXC] Tyring to locate livbvirt operations for LXC relocation

On Wed, Feb 03, 2010 at 04:03:10PM +0200, Avi Weit wrote: > > Hello, > > I am searching for the libvirt operations for relocating LXC (system or > application) containers. LXC relocation mechanism is done by checkpoint / > restart. I went over libvirt API documentation and found the following > m

[libvirt-users] [libvirt] [LXC] Tyring to locate livbvirt operations for LXC relocation

Hello, I am searching for the libvirt operations for relocating LXC (system or application) containers. LXC relocation mechanism is done by checkpoint / restart. I went over libvirt API documentation and found the following methods: virDomainSave that receives a domain and path to state file. Th