Questions tagged [system]

For questions regarding the function of the entire operating system and issues that affect users system-wide.

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Which version of Ubuntu does my system supports? [duplicate]

I am using laptop having system specification of 4 GB RAM, Intel(R) Core(TM) i5-4210U CPU @1.70GHz 1.70GHz. Which version of Ubuntu does my system supports? And does it supports Ubuntu 22.04?
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Can dell Inspiron duo 1090 run ubuntu 18.4 [duplicate]

i have dell Inspiron duo 1090 can i get the perfect version that i can install on it it has 2gb of ram 320 hard drive 1.67ghz intel atom
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System Activity Report (sar) - how can I preserve color, but disable extra header lines? (and use less)

If you run sar without parameters, the output is in color, but with extra headers inserted after each page. If you run sar | cat the extra headers are removed, but so is the coloring. If you would ...
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-1 votes
1 answer
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Cant boot on normally,have to use USB

I havr to boot ubuntu from usb stick,always and cant do it any other way i need some help
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1 answer
142 views

Updated to Ubuntu Jammy Jellyfish error

I have Ubuntu 21.10 and upgraded to the Jammy Jellyfish version. Mid installation an error popped up and the installation did not finish. I don't remember what the pop-up said but I think it restated ...
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Black screen with nouveau error message after idle

My system was idle and when I came back to the screen I see this. The entire screen is black with the below text. This is not the first time I have seen this. The fffffffff goes on forever until I ...
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Network buffer size

I wanted to know how to check network buffer size and also check if it is FIFO or not and if I can change it from FIFO to FILO for example.
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2 votes
1 answer
217 views

Can we get process list using sar in Ubuntu?

Is able to get a processes list that runs on April 11 in the Ubuntu Server using sar or other tools.
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1 answer
261 views

all ubuntu commands results in GLIBC_2.30 not found

I wanted to install openssh on a machine (offline ubuntu 18.04) so I logged into another machine with ubuntu 20.04 and I downloaded the packages only using the --download-only option, when I went and ...
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1 answer
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Grub Rescue even after fix [closed]

I can get back to my OS by using the following commands, but every time I reboot the grub rescue screen comes back: set prefix=(hd0,gpt5)/boot/grub (edited) insmod normal normal No matter what I do ...
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How To Remove LOCK From System Menu Settings

Is there a way to REMOVE the option for LOCK that sits between SETTINGS and POWER OFF as seen in this pic so that it is NOT THERE at all:
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Is i3 4gb ram ok for ubuntu installation [duplicate]

I want to switch from win to linux. My laptop has i3 and 4gb ram, 500gb hdd. Could you please tell me if ubuntu 20 would run smoothly on it? Will nodejs, vs code, gimp etc run smoothly on it. Please ...
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Backup in Linux [closed]

The data on the hard drive is 10GB in size. Know that every day the data in the hard drive will increase by an average of 5%. So to perform level 0 (full) backup on day 0, level 1 backup on day 5 and ...
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Dist-upgrade damaged OS. Should i reinstall Ubuntu? [duplicate]

I was having problems updating my Ubuntu 20.4. Even partial update was not working it was showing error like you don't have ubuntu-desktop and can't detect version of Ubuntu etc. So online i found a ...
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"/etc" directory is missing or corrupted in Ubuntu 20.04 LTS

Hello fellows Ubuntu users ! I hope this is not a duplicate but I need help on my computer. Since I switched from Kubuntu to Ubuntu (both 20.04 LTS), I keep having issues with this computer. I thought ...
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I always greet "System program problem detected" message when I login in ubuntu [duplicate]

My ubuntu version:20.04 LTS Yesterday, I try to connect my airpods, but my airpods is out of power, the system reports "System program problem detected" message. I don't pay a lot of ...
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2 votes
2 answers
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Why does system monitor show slightly MORE memory than I have?

The screenshot says it all. The RAM sticks report 16GB each, but System monitor shows 33.5GBs. This is an ASUS ROG Strix laptop from 3 years ago, but I only noticed now: On the other hand, "...
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What is the proper way to edit files in the /sys filesystem and have them stick

I was able to get my BlueTooth mouse to stop lagging with the command: echo 300 > /sys/devices/pci0000:00/0000:00:14.0/usb1/1-14/power/autosuspend However, I believe that this change will be lost ...
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How do I get total system wattage? [duplicate]

I am running Linux Ubuntu 20.04 LTS, Kernel 5.13 Is there a command line to get total system wattage, even with multiple GPUs?
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Can the directory /sys have it's own partition?

I just saw this question in a homework , and I just don't get it. Is it possible for the directory /sys to have it's own partition. Thanks!
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Kubuntu 20.04 Asus zenbook "snow screen" at startup

System worked fine, i guess the last updates created a problem. At startup, just after KDE letters shows up, the screen starts snowing. Only if i press f11 during starup systems works. Any solutions ...
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1 vote
0 answers
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Ubuntu on virtual box

I am trying to install Ubuntu 20.04 LTS on virtual box 6.1.30 on my mac OS Monterey. I successfully created a Virtual Machine and When I click on start, the installation process does not display, only ...
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HP probook 455 g3 goes into reset system loop after installing 20.04.3

I am trying to install 20.04.3 on my HP Probook 455 G3. The install will complete, but it goes into a reset system loop when it goes to boot Ubuntu. Any suggestions welcome.
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ubuntu freezes on GPU(Nvideo) use

I have been getting weird issues lately, everything seems fine since I installed Ubuntu, but there couple of issues happening, mainly when my system use GPU, it freezes completely, and there is also a ...
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1 vote
1 answer
108 views

How to repair Ubuntu after messing up permissions on critical directories?

So I ran a stupid command as root (DO NOT RUN THIS) # chown -R root:root /{usr,lib,var,etc,bin,sbin,tools} So... oops. I happened to have a root shell open (from when I caused this), so I was able to ...
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What is the difference between "systemctl hibernate" and "hibernate" commands?

I configured hibernate function by the instruction here for Ubuntu 20.04. Then I tried systemctl hibernate and hibernate commands and both are working fine. By description from man, help and because ...
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135 views

Ubuntu 20.04 won't suspend

I always suspend ubuntu with systemctl suspend, however since installing an nvidia cuda toolkit 11.3 with another nvidia driver, and installing cuDNN 8.1, I've had issues. When I try to suspend ubuntu,...
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U-net installation query

I am an experimental material engineer and I am quite new to programming. Recently the project I am working on needs image processing and segmentation. After much literature survey, I found U-net ...
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1 vote
0 answers
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Running a persistent USB, trying to upgrade from 21.04 to 21.10

I've done this successfully using the same box with mkusb disk creator. Now when I attempt upgrade the system generates a msg "EFI System Partition (ESP) not usable: Your EFI System Partition (...
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Moving entire installation to a new hard drive

This question is probably super common, but my situation might not be :) let's see.. I have a PC tower running as a home server using Ubuntu server 20.04 LTS (NAS, minecraft, etc random stuff). I want ...
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After upgrading to Ubuntu 21.10 I cannot Access Gimp or Bitwarden

When I click to open Gimp all I get is a black rectangle which if it was operating correctly would be the gimp startup window showing the gimp info. after a short time another window will open again ...
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1 answer
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Open a file in a hidden directory

I am a beginner so please assume I know nothing. I am trying to find a BOINC file app_config.xml which should be in a this directory /var/lib/boinc-client/ but I can not find it with files. I tried ...
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System completely locks up when playing games

Looking for any help or advice for this problem. I've first noticed it in Flight Gear, where upon loading into the map, the game will stutter for a bit, then completely freeze up. My keyboard ...
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Loss of console in Ubuntu 20.04.2.0 LTS server

Booted server for first time and received a working and updating console. I entered login command to log into a root user to make some modifications. I logged off this user and console responded with ...
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1 answer
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Removed pendrive when restart option came after installing

So I was installing Ubuntu the restart option popped out then I removed the pendrive before clicking restart then whole screen got blanked then I force shutdown my laptop from power button & ...
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Ubuntu 20.04 systemd status hanging terminal and ubuntu

Recently i notice problem when i try one tutorial with nginx and nginx. I cannot check service using sudo systemctl status for any service at my Ubuntu 20.04 for example check docker.service sudo ...
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1 vote
1 answer
137 views

I ran the following commands by mistake in my Ubuntu 21.04 machine and then everything became broken [duplicate]

Good evening, please I ran the following commands by mistake in my Ubuntu 21.04 machine and then everything became broken... sudo chown john: /* sudo chown john: /** sudo chown john: /**/** and sudo ...
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Urdu and Sindhi is Missing in System Support Langauges in Ubuntu 20.04

Urdu and Sindhi Language was available to change the System Language in Ubuntu 16 but in Ubuntu 20.04 Urdu and Sindhi languages are Missing. Can anyone help how to change System-wide language from ...
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ubuntu 20.4 on Azuz tuf F15 no wifi adapter found

I'm really having serious problem solving "No WiFi adapter found" I have only Linux Ubuntu as OS on ASUS TUF Gaming F15 FX506LH core I5 and it is up to date
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Disk Backup with both Linux and Windows Partitions

If I make a backup of my entire disk, which has both Ubuntu and Windows partitions (i.e. dual boot) using the Gnome Disk Utility (or eventually other utility), will I be able to restore both OSes? Are ...
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ubuntu (21.04) get's into loop when playing online video

Sometimes when I watch videos from one site, they get stucked in short loop with video and sound but I can't do absolutely nothing except shutdown computer by holding power button. Any idea what could ...
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Try To Recreate An Accidentally Deleted Ubuntu System

I am new to this forum and am forced to admit how stupid I was : I managed to delete an Ubuntu VM ACCIDENTALLY. Now I am trying to reinstall that system BUT I am also being asked to repartition my ...
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1 vote
1 answer
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Automatically Start up in Chrome

Im using a NUC as a kiosk, is there a way to automatically open to a chrome webpage at startup?
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1 vote
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340 views

How to customize the system menu on Ubuntu 20.04?

I have a problem with "gnome-control-center" when I reinstalled "gnome-control-center" I lost icons from the system menu on top-right corner. I use Ubuntu 20.04 and can't find a ...
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Package manager is broken, and nothing works

My package manager is broken, and I don't know what to do anymore. I've tried the solutions here, and they all return errors because my broken packages are libc6 and i386. I don't have synaptic ...
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1 vote
1 answer
103 views

How to reduce/restrict resolution on startup

I've got an old Intel Haswell NUC using onboard Intel graphics connected to a new LG monitor with a native resolution of 1920x1080 on the HDMI port. However, on startup (right after Grub hands off to ...
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1 vote
0 answers
106 views

zoom usage and what is happening?

I normally use zoom for teleworking on my windows machine. Today I tried to use zoom (from the browser only since I don't have it installed) from my linux machine There appear the homepage where it ...
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44 votes
3 answers
8k views

What is meant by the "Ubuntu kernel"? [duplicate]

My thinking was that all Linux distributions used one kernel (the one developed by Linus Torvalds). So why do all Linux distributions have their own kernel?
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4 votes
0 answers
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Temperature monitoring failure

I have been building a program that records the CPU temperature. I have used the command 'cat /sys/class/thermal/thermal_zone*/temp' to check the temperatures and initially it worked fine. Suddenly I ...
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How to make recovery system image in ubuntu 20.04 like windows system image?

I am new to ubuntu. I try to learn ubuntu, now I have a problem with backup. I try to make a recovery system image for ubuntu and I carry it on my Pendrive. When my computer goes wrong I restore the ...
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