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Debugging RCU stalls on Ubuntu Server 22.04, 5.15-realtime
I am trying to isolate CPUs on an AMD EPYC 8534PN (64C/128T). Unfortunately, I see the RCU stalls and the server crashes over and over. And I am not really sure what I am doing wrong.The crashes only...
View ArticleWired internet suddenly extremely slow
I've been complaining for some time on slow response from browsers and other things connected, but never suspected connection speed. Finally checked it and it turned up 1-5 Mbit/s. On all other...
View ArticleUbuntu 22.04: 'Temporary failure in name resolution' for local network
I am setting up a VM with Ubuntu 22.04.I´m having problems with resolving hostnames of my local network. I can ping other Servers by IP, but not by hostname: 'Temporary failure in name...
View ArticleIs there any way to get Lubuntu 22.04 to suspend without asking 'If you...
The suspend button in Lubuntu 22.04 desktop asks for confirmation. I'm going to find that really annoying after a while.
View ArticleBluetooth reboots periodically
My Bluetooth on Ubuntu 22.04 periodically reboots. Sometimes more often, sometimes less often. At the same time, I have a bluetooth mouse and sound, the connection with these devices disappears for a...
View ArticleUbuntu 22.04 kernel 5.15.0 boots to zero screen brightness on Lenovo P51
I have a Lenovo P51 upgraded to Ubuntu 22.04 LTS;It now boots to a black screen (subtle behavior, read on).The graphics hardware available are Intel Corporation HD Graphics P630 and NVIDIA Corporation...
View ArticleI broke my WSL, Cant seem to figure out how to repair it
So, I had WSL running on Win11 but I am a little confused because I had Ubuntu installed and I was working in the directory at /var/www/html/I think I broke it because (not 100% sure here) I had an...
View ArticleCan't log into 24.04 and 22.04 won't boot since post installation bug blasted...
I have two SSDs. 22.04, 23.10 & Windows are installed on one and I just installed 24.04 on the other. I first created a new partition by shrinking the /home partition and creating the new partition...
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Error mounting/dev/sdb1 at/media/ tizibienvenus/Seagate
Unable to access Seagate Expansion DriveError mounting/dev/sdb1 at/media/ tizibienvenus/Seagate Expansion Drive: wrong fs type, bad option, bad superblock on/dev/sdb1, missing codepage or helper...
View ArticleUnable to Connect to Internet After Upgrading to Ubuntu 22.04.4
On Thursday, My OS updated to 22.04.4, and the nightmare began.Everything worked fine until Friday morning when even the network settings on my PC disappeared. I received the "NetworkManager not...
View ArticleUbuntu 22.04: docker: containers not accessible from outside
having a fresh off the shelf Ubuntu 22.04 installation and installed docker according the book.I also spinned up three containers using docker-compose and they show fine using docker ps.CONTAINER ID...
View ArticleWhy has my ubuntu machine started turning off randomly?
I have been using a laptop as a home server for about 2 months. It is running docker with 6 containers, I primarily access it through ssh or portainer. For some reason about a week ago it started...
View ArticleEthernet & USB Dongle not working
My machine running Ubuntu 22.04.2 LTS is unable to connect to the internet. The ethernet and Wirless dongle do not appear as options in the settings and I'm unsure on how to fix thisThe wireless dongle...
View ArticleCan't use multiple authentication ways
Sorry if there’s already such a topic, couldn’t find it.Could you please tell if there is a way to use different authentication ways at the same time?For example if I add a fingerprint (with fprintd...
View ArticleEdubuntu 24.04 not recognizing Apple Broadcom wifi (old mac)
I have an old macbook 5.2 2009.I previously had ubuntu 22.04, worked great with wifi and everything.Now I installed Edubuntu 24.04, I selected the checkbox for additional third-party packages for wifi,...
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Can you downgrade a point release version (e.g. 22.04.4 to 22.04.3)? [duplicate]
I'm trying to use OpenCL with my AMD GPU. I was running Ubuntu 23.10 and realized I needed to downgrade to Ubuntu 22.04 to install the AMD GPU stack properly. I did a clean install on version 22.04.4...
View ArticleDowngrading from Ubuntu 22.04.4 LTS to Ubuntu 22.04.2 LTS
My development environment requires Ubuntu 22.04.2 LTS at most and Ubuntu 22.04.4 LTS can be found in official website. And I don't want to install from anonymous source. So I installed 22.04.4 LTSI...
View ArticleError, pkgProblemResolver::Resolve generated breaks, this may be caused by...
While upgrading my Ubuntu 22.04 facing something went wrong screen while booting machineI tried to update packages still unable to install all dependenciesenter image description hereenter image...
View ArticleCannot start Ubuntu on WSL2
have a W10 device in test environment with clean WSL2 install, no distros. Installed Ubuntu. When attempting to launch I receive the error:WslRegisterDistribution failed with error: 0x80072749Error:...
View ArticleHow to make Ubuntu remember last used folder/location?
How can I configure Ubuntu to remember last used folder/location?Suppose I have uploaded some files to google drive from a specific folder in Ubuntu. I want Ubuntu to remember last used folder/location...
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