How to try LXD 3.0 beta

LXD is a container hypervisor/lighter-visor for Linux distributions. You kinda get the effect of a Linux virtual machine but using Linux containers instead. You can consider them as lightweight virtual machines. Currently, LXD is at version 2 (2.21) and soonish version 3.0 will be released. In this post we see how to get to try …

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Permanent link to this article: https://blog.simos.info/how-to-try-lxd-3-0-beta/

Checking the Ubuntu Linux kernel updates on Spectre and Meltdown (22 February 2018)

In the post Checking the Ubuntu Linux kernel updates on Spectre and Meltdown we saw the initial support of countermeasures in the Ubuntu Linux kernel for Spectre and Meltdown. Here is the output of the spectre-meltdown-checker script when I run it on 26th January 2018 (Ubuntu Linux kernel HWE 4.13.0.32), Today there was a kernel update …

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Permanent link to this article: https://blog.simos.info/checking-the-ubuntu-linux-kernel-updates-on-spectre-and-meltdown-22-february-2018/

How to repartition a Hetzner VPS disk for ZFS on its own partition for LXD

In that post, we saw how to set up LXD on a Hetzner VPS (Hetzner Cloud). The particular VPS comes with a fixed size partition, and we had to put the LXD containers in a loopback device file, not on its own partition. The reason is that once the VPS is booted up, you cannot …

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Permanent link to this article: https://blog.simos.info/how-to-repartition-a-hetzner-vps-disk-for-zfs-on-its-own-partition-for-lxd/

How to run TeamViewer in LXD

TeamViewer is a popular remote desktop tool. It is the typical tool to use, in order to help remotely your colleagues that keep using Windows. You can install TeamViewer on Linux using these instructions on installing TeamViewer on Linux. In this post though, you will install TeamViewer in a LXD (pronounced LexDee) container on your …

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Permanent link to this article: https://blog.simos.info/how-to-run-teamviewer-in-lxd/

How to use the X2Go remote desktop with LXD containers

I would like to thank Brian Mullan for sharing his notes on getting X2Go to work on LXD containers. Prior to this, I never used X2Go before. You would typically use LXD (pronounced LexDee) containers to run server software. However, you can also run GUI apps. If the LXD containers are located on your desktop …

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Permanent link to this article: https://blog.simos.info/how-to-use-the-x2go-remote-desktop-with-lxd-containers/

How to run the stock Ubuntu Linux kernel on Scaleway using KEXEC and server tags

Scaleway, like many VPS and baremetal server providers, have their own version of the Linux kernel. No matter which Linux distribution you are installing, you get by default this custom version of the Linux kernel. In each case, you can look into /proc/config.gz for the options that were used when compiling your running kernel. In …

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Permanent link to this article: https://blog.simos.info/how-to-run-the-stock-ubuntu-linux-kernel-on-scaleway-using-kexec-and-server-tags/

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