Category: Planet Ubuntu

Posts for planet.ubuntu.com

Configuring public IP addresses on cloud servers for LXD containers

You have a cloud server and you got more than one public IP addresses. How do you get those additional IP addresses to associate to specific LXD containers? That is, how do you get your LXD container to use a public IP address? This post has been tested with a packet.net baremetal server. Prerequisites You …

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Permanent link to this article: https://blog.simos.info/configuring-public-ip-addresses-on-cloud-servers-for-lxd-containers/

A closer look at Minimal Ubuntu for LXD

Here is the announcement of the release of Minimal Ubuntu for public clouds and Docker Hub. Minimal Ubuntu is similar to Ubuntu Server, but with much less packages. Among the packages that are gone, it’s documentation packages, locales and other user-oriented packages. Obviously, you can install whichever packages you need. That is, for any package …

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Permanent link to this article: https://blog.simos.info/a-closer-look-at-minimal-ubuntu-for-lxd/

How to run HelloWorld in radare2 (installed from a snap package)

You can write instructions in a language like English, just like I do now with this blog post. If you want to write instructions for a computer, you are likely to use some sort of intermediate language that will then be converted into raw instructions suitable for the computer. Those intermediate languages are the programming …

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Permanent link to this article: https://blog.simos.info/how-to-run-helloworld-in-radare2-installed-from-a-snap-package/

How to easily run graphics-accelerated GUI apps in LXD containers on your Ubuntu desktop

Note: This post is about LXD containers. These are system containers, which means they are similar to Docker but behave somewhat like virtual machines. When you start a LXD (lex-dee) container, you are starting a new system on your computer, with its own IP address and all. You can get LXD as a snap package. …

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Permanent link to this article: https://blog.simos.info/how-to-easily-run-graphics-accelerated-gui-apps-in-lxd-containers-on-your-ubuntu-desktop/

How to use LXD container hostnames on the host in Ubuntu 18.04

If you have two LXD containers, mycontainer1 and mycontainer2, then you can reference each other with those handy *.lxd hostnames like this, $ lxc exec mycontainer1 — sudo –user ubuntu –login ubuntu@mycontainer1:~$ ping mycontainer2.lxd PING mycontainer2.lxd(mycontainer2.lxd (fd42:cba6:557e:1a5a:24e:3eff:fce2:8d3)) 56 data bytes 64 bytes from mycontainer2.lxd (fd42:cba6:557e:1a5a:24e:3eff:fce2:8d3): icmp_seq=1 ttl=64 time=0.125 ms ^C — mycontainer2.lxd ping statistics — …

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Permanent link to this article: https://blog.simos.info/how-to-use-lxd-container-hostnames-on-the-host-in-ubuntu-18-04/

A closer look at Chrome OS using LXD to run Linux GUI apps (Project Crostini)

At Google I/O 2018, one of the presentations was on What’s new in Android apps for Chrome OS (Google I/O ’18). The third and most exciting developer tool shown in the presentation, was the ability to run graphical Linux apps on Chrome OS. Here is a screenshot of a native Linux terminal application, as shown …

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Permanent link to this article: https://blog.simos.info/a-closer-look-at-chrome-os-using-lxd-to-run-linux-gui-apps-project-crostini/

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