ubuntu-core

Can't attach canonical-livepatch with my token

Can't attach canonical-livepatch with my token I just successfully installed and configured an Ubuntu Core 18 image for Intel Dawson Canyon and June Canyon NUC by following this official guide to run (mainly) my Nextcloud instance. The choice of Ubuntu Core for me is to spend the less time as possible on manual OPS action. …

Total answers: 1

Web server on Ubuntu core 22

Web server on Ubuntu core 22 I started development for ubuntu core. I want to host my php web app on the ubuntu core. The problem is that it is snap based OS an I can’t install apache2 and other packages what i need to host my webpage. Can you offer a snap to host …

Total answers: 1

Is Ubuntu Core 22.04.1 Real Time not avaliable for personal use?

Is Ubuntu Core 22.04.1 Real Time not avaliable for personal use? I’ve recently deployed the Ubuntu Core 22 Real time OS into a raspberry pi 4 in order to deploy an application using the real time feature they announced recently. When I run $uname -a I can not see the PREEMPT_RT Kernell installed ( I …

Total answers: 1

Can we install .deb package on Ubuntu Core OS 16 version

Can we install .deb package on Ubuntu Core OS 16 version Can we install .deb package on Ubuntu Core OS 16 version Is it supported and recommended. Asked By: Jayashree Madanala || Source No: Ubuntu Core systems are incompatible with .deb packages. Ubuntu Core is snap-only. To install .deb packages, you must use Ubuntu Desktop …

Total answers: 1

Install latest python on Core

Install latest python on Core I have a blank install of ubuntu core and am trying to install python. I have tried the following snap install python snap install python3 snap install –edge python I receive error: snap "python" not found I have trawled through other answers about using "classic", etc. which didn’t seem to …

Total answers: 1

Difference between Ubuntu Base, Core, Minimal

Difference between Ubuntu Base, Core, Minimal Is there a simple explanation of the differences or use cases of the three versions mentioned? I need a secure digital system whith python support, internet access which only shows a browser. It should run on a Raspberry Pi. There is no commercial interest. Asked By: Findus || Source …

Total answers: 2

Is Ubuntu Core for Raspberry Pi discontiued?

Is Ubuntu Core for Raspberry Pi discontiued? On Frontpage of Ubuntu for Raspberry Pi images Ubuntu Core is missing. But I am sure I used to get Ubuntu Core images from there. Is it discontinued? Asked By: Findus || Source Yes it still exists Details : https://ubuntu.com/core Direct Download : https://cdimage.ubuntu.com/ubuntu-core/20/stable/current/ Answered By: guiverc

Total answers: 1

Broken snap core module

Broken snap core module All my snaps were deleted by mistake. After that all my apps are not working any more. After investigation using snap list command, I found that all my snaps are broken I fixed all snaps using sudo snap remove [PACKAGE] then sudo snap install [PACKAGE] Unfortunately I could not fix the …

Total answers: 2

How to remove uninstalled snaps from cache?

How to remove uninstalled snaps from cache? When I install a snap with snap install <SNAPNAME> then it is being downloaded and mounted. When I remove it with snap remove <SNAPNAME> then ‘everything’ is being deleted like the snap, user settings dependecies and so on. But when I re-install the snap after removing it, it …

Total answers: 3

Old Ubuntu core snap versions are filling up disk space

Old Ubuntu core snap versions are filling up disk space I am running Ubuntu 16.10 with snapd and the basic core snap installed since it was released. After some time I observed that the /snap/core directory fills up with multiple older versions. To remove them I’ll have to execute sudo snap remove core –revision <number> …

Total answers: 3

How to unmount and possibly delete old Ubuntu Core snap

How to unmount and possibly delete old Ubuntu Core snap When I type: $ mount|grep snap /var/lib/snapd/snaps/ubuntu-core_352.snap on /snap/ubuntu-core/352 type squashfs (ro,relatime) /var/lib/snapd/snaps/ubuntu-core_423.snap on /snap/ubuntu-core/423 type squashfs (ro,relatime) /var/lib/snapd/snaps/ubuntu-core_122.snap on /snap/ubuntu-core/122 type squashfs (ro,relatime) I see several old snap “mounted” and available while only the latest version is used as current in /snap/ubuntu-core It’s not …

Total answers: 4

what's the main difference between Docker and Snap?

what's the main difference between Docker and Snap? In recent c’t (sadly paywalled) there is an article about Snap and Flatpak. This sounds very similar to Docker, lots of concepts are the same. Now my question what’s the difference between Snap and Docker? Are those different use cases? Asked By: Josefine || Source You might …

Total answers: 1

Where can Ubuntu snaps write data?

Where can Ubuntu snaps write data? Applications packaged as snaps in Ubuntu are installed (mounted) under the /snap/$SNAPPNAME location. Everything under /snap is mounted as a read-only file system, thus applications cannot write to that space, neither in other app’s directories nor in their own. While there is a home interface that snaps can specify …

Total answers: 1

How can I update all Snap packages?

How can I update all Snap packages? I know that I can update a snap package using sudo snap refresh <package> But is there a way to update all snaps, like sudo apt dist-upgrade Asked By: Alejandro Vera || Source Try this in /usr/bin/update-snaps: #!/bin/bash ROOT_UID=”0″ #Check if run as root if [ “$UID” -ne …

Total answers: 10

How to start a snap package

How to start a snap package I have read some tutorials about Snapcraft and snappy and I am really excited about it. I am using 16.04 and used snap find to find and install the ubuntu-calculator-app snap. But I don’t know how to start it. It is neither in my Dash (Unity 7) nor in …

Total answers: 4

Aborted Ubuntu installation

Aborted Ubuntu installation I have aborted an Ubuntu installation. Now the label and icon of one of my disk drive is changed to Install Ubuntu (C:) I tried to rename it manually but i failed. Can it be fixed ? Asked By: Joe_Vj _95 || Source The label name and icon are defined in file …

Total answers: 2

Why is Ubuntu moving to Snap packages?

Why is Ubuntu moving to Snap packages? Why Ubuntu dumping .deb packages and moving to .snap packages? At least for now they are keeping .deb package for normal distributions. .deb is already the most popular packaging format out there. This gives an idea about what the Snap package format is. But what will happen to …

Total answers: 4

What is Snappy Ubuntu Core?

What is Snappy Ubuntu Core? Before everyone rushes to mark this as a duplicate, I have indeed read the other threads here and here, googled this, and visited the snappy homepage here searching to clear my confusion, and I couldn’t. I ask here because I still remain confused. I understand that it is some sort …

Total answers: 2

How does Snappy relate to Nix and Guix?

How does Snappy relate to Nix and Guix? I searched for a comparison but found non and am not quite well informed enough to do it myself right now. All of them provide transactional updates, but different levels of containment. Snappy statically compiles in libraries to provide multiple versions of binary dependencies. It declares provided …

Total answers: 1