Tag: Linux

Mar 26 2018

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/

Feb 22 2018

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/

Feb 21 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/

Feb 14 2018

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/

Jan 29 2018

Checking the Ubuntu Linux kernel updates on Spectre and Meltdown

Here is the status page for the Ubuntu updates on Spectre and Meltdown. For a background on these vulnerabilities, see the Meltdown and Spectre Attacks website. In this post we are trying out the Spectre & Meltdown Checker on different versions of the stock Ubuntu Linux kernel. Trying the Spectre & Meltdown Checker before any …

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

Jan 23 2018

A closer look at the new Hetzner cloud servers, by running LXD

Hetzner just announced a new set of cloud servers at good competitive prices. Let’s try them out and run LXD! Cloud server information Here is the lineup of the new cloud servers, The cheapest is a single-core, 2GB RAM and 20GB disk Virtual Private Server, with practically unlimited traffic. This is good enough to run …

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Permanent link to this article: https://blog.simos.info/a-closer-look-at-the-new-hetzner-cloud-servers-by-running-lxd/

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