Re: [lxc-users] not allowed to change kernel parameters inside container
Use KVM and problem solved. S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] docker in LXD from snap?
On Thu, 14 Mar 2019 at 16:55, Tomasz Chmielewski wrote: > > Is the following guide also relevant for running docker in LXD installed > from snap? > > https://stgraber.org/2016/04/13/lxd-2-0-docker-in-lxd-712/ yes, I am using docker - but container must be privileged for docker to run properly. s. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
[lxc-users] bridge hairpin
I must set: /sbin/brctl hairpin br0 veth5FO743 on where veth5FO743 belongs to interface brought by LXD. How can I identify veth5FO743 during LXD startup and where should I place my command to be run during startup? Thanks, Serge ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
[lxc-users] newest snap 6729 does not start on bionic
newest snap 6729 does not start up lxd, linked current -> 6643 and everything is working well again i am not able to trace the problem, unfortunately ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] How to get rid of pesky extra dhcp IP
it's not a bug, it is a feature man netplan ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] dynamic cgroup memory limit
On 31 March 2018 at 16:57, Tian-Jian Wu wrote: > please allow my silly question , how? > I know it's ok to set memory limit in config file and it's set to kernel > later. > But after container started how to change memory limit? What command? it is clearly described on: https://insights.ubuntu.com/2016/03/30/lxd-2-0-resource-control-412 lxc config set my-container limits.memory 256MB s. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] dynamic cgroup memory limit
On 31 March 2018 at 06:48, Tian-Jian Wu wrote: > is it possible to start a container with set memory limit (let's say 1G in > this case) and set its memory limit value to another , for example, 500MB, > later?? Sure it is, you are able to modify these limits anytime live. S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] LXC 2.1 to be released on Tuesday (call for testing)
Hi, I'm getting: The configuration file contains legacy configuration keys. Please update your configuration file! but I do not see the update script inside the ubuntu xenial package: # find / -xdev -name lxc-update-config # # dpkg -l | grep lxd ii lxd 2.18-0ubuntu1~ubuntu16.04.1~ppa1 amd64Container hypervisor based on LXC - daemon ii lxd-client 2.18-0ubuntu1~ubuntu16.04.1~ppa1 amd64Container hypervisor based on LXC - client S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] Am I misusing LXCs?
When you decided to make your worktable better organised and safer, you should realise it requires more work to maintain it as well. Learn and deploy some automation tools, for example I'm very happy with ansible, to be precise: Debops package of ansible playbooks: https://debops.org/ cheers, Serge ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] Image "ubuntu:x" not found (no 16.04 images on "ubuntu:")
On Thu, Mar 30, 2017 at 5:34 PM, Simos Xenitellis wrote: > Hi All, > > I just tried "lxc image list ubuntu:" and I do not see any 16.04 images. > (i.e. lxc launch ubuntu:x mycontainer fails). > > I attach the output of "lxc image list ubuntu:". > > I suppose it is a temporary issue, just logging it here. I have the same issue. It's really strange, today I am not able to launch any installation, $ lxc launch ubuntu: test Creating test error: Couldn't find the requested image It looks like aliases got lost on https://cloud-images.ubuntu.com/releases ? $ lxc image list ubuntu: ++--++-+-+--+---+ | ALIAS| FINGERPRINT | PUBLIC | DESCRIPTION | ARCH | SIZE | UPLOAD DATE | ++--++-+-+--+---+ | p (5 more) | 973c3a42737a | yes| ubuntu 12.04 LTS amd64 (release) (20170307) | x86_64 | 156.00MB | Mar 7, 2017 at 12:00am (UTC) | ++--++-+-+--+---+ What is "p (5 more)"? Did I miss something? cheers, Serge ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] cloud-init network config error
On Tue, Mar 14, 2017 at 8:49 PM, wrote: > #cloud-config.yml > network: > version: 1 > config: > - type: physical > name: eth0 > subnets: > - type: static > ipv4: true > address: 10.10.10.20 > netmask: 255.255.255.0 > gateway: 10.10.10.1 > control: auto > - type: nameserver > address: 10.10.10.1 > > I'm launching the container on Ubuntu 16.04 (v2.0.9) with the following: > > lxc launch ubuntu: CONTAINER -c user.network-config="$(cat > cloud-config.yml)" You put too much into the network-config file, remove "network": version: 1 config: - type . cheerio, S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
[lxc-users] [ error: sql: no rows in result set ]
Hi, how can I debug this? # lxc copy pcp ruszt:pcp error: sql: no rows in result set 1) nothing in logs in /var/log/lxd 2) lxc monitor –type=logging also shows nothing interesting driver: lxc driver_version: 2.0.7 kernel: Linux kernel_architecture: x86_64 kernel_version: 4.4.0-64-generic server: lxd server_pid: 32166 server_version: 2.10.1 storage: zfs storage_version: 0.6.5.6-0ubuntu15 cheers, S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] Debian 8 container on Ubuntu 16.04 host
On Fri, Dec 16, 2016 at 9:58 AM, William Cooley wrote: > Has anyone here tried running a Debian 8 container on a Ubuntu 16.04 host > and had success with making systemd work properly? There is absolutely no problem with that, these systems are nearly identical. S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] Strange freezes with btrfs backend
> You'd need to set arc to be as small as possible: > # cat /etc/modprobe.d/zfs-arc-max.conf > options zfs zfs_arc_max=67108865 What is a sense of using ZFS if you don't use its cache? Non sense. it will work slower and less reliable than ext4. S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] Strange freezes with btrfs backend
On Sat, Dec 3, 2016 at 12:05 PM, Ingo Baab wrote: > Hi Sergiusz, > > I am using a vm running ubuntu 16.04 with ~6GB Ram utilizing ZFS as > loopback running multiple containers > (multiple wordpress containers and one mailserver container.. What do you > suggest as minimum Ram > requirement for using ZFS? It has many factors, how many containers, how busy PHP is, if you use compression, etc. 6GB is enough for a simple ZFS based server. Run 'htop' and monitor the usage. S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] Strange freezes with btrfs backend
With 1GB of memory is is not recommended to use ZFS not BTRFS, especially via a disk image file. Just forget about it. S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] LAN for LXD containers (with multiple LXD servers)?
On Mon, Sep 19, 2016 at 8:48 PM, brian mullan wrote: > Automatically builds tunnels through firewalls and NATs without any further > setup (for example, port forwarding). I would not appreciate something which "automatically" (whatever it means) traverse my firewalls, to be honest. We should treat our data seriously, Brian. Serge ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] LAN for LXD containers (with multiple LXD servers)?
On Sun, Sep 18, 2016 at 7:11 PM, Tomasz Chmielewski wrote: > On 2016-09-18 21:05, Sergiusz Pawlowicz wrote: >> >> On Sun, Sep 18, 2016 at 4:16 PM, Tomasz Chmielewski >> wrote: >> >>> While I can imagine setting up many OpenVPN tunnels between all LXD >>> servers >> >> >> I cannot imagine that :-) :-) >> >> Use tinc, mate. Your life begins :-) >> >> https://www.tinc-vpn.org/ > > I did some reading about tinc before, and according to documentation and > mailing lists: > > - performance may not be so great > > - it gets problematic as the number of tinc instances grows (few will be OK, > dozens will work, but beyond that, the things might get slowish) > > - if I'm not mistaken, you need to run a tinc instance per LXD client, not > per LXD server, so that's extra management and performance overhead (i.e. if > two tinc clients are running on the same server, they would still encrypt > the traffic to each other) I think you must read more, because everything you wrote is simply false. Or, maybe, try it? :-) :-) :-) cheers! S. ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
Re: [lxc-users] LAN for LXD containers (with multiple LXD servers)?
On Sun, Sep 18, 2016 at 4:16 PM, Tomasz Chmielewski wrote: > While I can imagine setting up many OpenVPN tunnels between all LXD servers I cannot imagine that :-) :-) Use tinc, mate. Your life begins :-) https://www.tinc-vpn.org/ cheers, Serge ___ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users