Questions tagged [server]

Ubuntu Server is a flavor of Ubuntu that comes with with no desktop environment by default, with command-line SSH login as the default way of remote access. This tag should be used for questions related to Ubuntu Server (as opposed to Ubuntu Desktop variants), as well as any questions related to installing services and programs on Ubuntu Server.

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How can I change owner of mounted directory?

I'm using ubuntu server 20.04 on raspberry pi 4 and I want to change the owner of the external drive for changing permission for my server. But I can't change the owner even using sudo su and chown. I ...
Kenryu Shibata's user avatar
-1 votes
0 answers
461 views

How do i install Lamp using the live server installer?

During the process of installing Ubuntu server in the past I was able to install LAMP, DNS and other services. I no longer see a way of doing this, Am I missing something?
james curtail's user avatar
0 votes
1 answer
1k views

Why my server didn't restart after reboot command?

I'm currently away (700Km) from my server, but did an apt upgrade through ssh and requested a reboot. The server stopped with a graceful shutdown but didn't restart. A friend looked at the server and ...
chmike's user avatar
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0 votes
2 answers
58 views

Multiple Ethernet Ports losing configuration and not getting up after boot

I have recently installed Ubuntu Server 20.10 on Desktop PC, with 3 ethernet ports on that PC. The problem is that: Whenever the server is rebooted, the ethernet ports do not automatically go up ...
Ali Khan's user avatar
3 votes
3 answers
2k views

Find the total CPU usage on Ubuntu server version 20.10 without installing additional tools

I need to find the total CPU(s) usage of the server without installing additional tools. Do I understand correctly that the field id of the top command in CPU(s) line can help me with it? Can I do 100 ...
genichm's user avatar
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0 votes
1 answer
525 views

Using 'if' inside two 'while' loops in bash -- 'if' completed skipped

I already looked for "using if inside a while loop bash" and haven't found my situation. I have a text file that is a list of devices. Each line in the text file is a short string without ...
DrTinyCat's user avatar
4 votes
1 answer
1k views

Ubuntu 20.04 installer downloads ISO more than once

I have been working through the example posted by Andrew Lowther at Automated 20.04 Server Installation using PXE and live server image . For example using a linux cmdline similar to: linux /vmlinuz ...
Matt Causey's user avatar
0 votes
1 answer
2k views

does ping work behind squid proxy?

I wonder if it is possible to use ping command behind a proxy? I'm really confused because this page says: how does ping work over proxy? that it is not possible to use ping command behind proxy. but ...
SeAlGhz's user avatar
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2 answers
269 views

BackupPC: SMB share backup does not back up OneDrive folders inside the SMB share

Pretty new to Ubuntu as I built a small server/NAS to back up my photos to. I am running Ubuntu 20.04 LTS on the server and created a 3 disk Raid Z1 pool as my backup volume. I set up BackupPC to ...
Thercon Jair's user avatar
2 votes
1 answer
589 views

How to set “live-installer” media and “grub-installer” in Ubuntu 20 autoinstall configuration

How to set "live-installer" media in Ubuntu 20 autoinstall configuration. I searched in the docs but I didn't found the equivalents of the pressed for: d-i live-installer/net-image d-i grub-...
user3541631's user avatar
1 vote
1 answer
5k views

modprobe: FATAL: Module ip_vs not found in directory /lib/modules/5.4.0-1036-kvm

When I run command: root@net-node01:~# modprobe ip_vs modprobe: FATAL: Module ip_vs not found in directory /lib/modules/5.4.0-1036-kvm I was install ipvsadm with command: apt install ipvsadm But when ...
Mas Dimas's user avatar
0 votes
0 answers
347 views

OVH VPS Postfix can't receive external emails

I hope this is the right place where to ask for this kind of stuff, If not, please let me know. I'm pretty new to mail server in generals, I bought a VPS from OVH services for other needs and decided ...
K3nzie's user avatar
  • 101
0 votes
1 answer
168 views

Ubuntu 16.04 LTS server unable to boot

My Ubuntu 16.04 LTS server is unable to boot. when I power on the machine, it starts briefly but then shuts down immediately and powers on again but in a repeat cycle. Initially, I thought its some ...
Rahul's user avatar
  • 11
4 votes
1 answer
7k views

Autoinstall build of Ubuntu Server 20.04, does not autoinstall

I'm trying to build a Ubuntu 20.04 server with autoinstall. But it looks like it isn't picking up the setup file. I'm using packer, however I also tried this manually and got the same result: Setup: /...
awm's user avatar
  • 168
1 vote
1 answer
240 views

Why can I not password protect specific URL paths?

I have a directory that I would like only real users to access. That directory is www.example.com/video I have gone into /etc/apache2/apache2.conf and made sure that the following was set: <...
Daniel Kaplan's user avatar
0 votes
0 answers
436 views

disable GPU on ubuntu server

I am using ubuntu server 20.04.2 on an old HP media desktop PC with an Nvidia graphics card. As I am using it as a webserver I don't need the graphics card to run. I installed the webserver with the ...
manoj's user avatar
  • 1
0 votes
0 answers
785 views

Access multiple websites configured in apache in localhost

On my Raspberry Pi 3+ I followed the instructions to install and configure apache, and now I can view: Default apache configuration on localhost, and GCI webpage on gci.example.com Configuration ...
Mr. Hobo's user avatar
  • 113
1 vote
1 answer
1k views

Is there a problem with my Ubuntu RAID array

I have an Ubuntu 18.04 server with two 1Tb drives in a software RAID1 array, configured during the OS installation process. I wanted the check the health of the array and disks this evening and am not ...
user2165827's user avatar
0 votes
1 answer
38 views

Will Ubuntu Desktop OS get erased if I install Ubuntu server (If not how do I erase the Ubuntu desktop OS)?

Recently I installed Ubuntu desktop and ran some tests. But now I want to run servers and I want to completely wipe the disk and the Ubuntu Desktop OS and freshly install Ubuntu Server OS. Will Ubuntu ...
GGBOI250's user avatar
0 votes
0 answers
45 views

Cannot change permissions for SMB share

I am having a permissions issue and looking for some guidance, I have installed sonarr which the sonarr user needs to be able to write to a SMB network share I have setup. I cannot seem to change the ...
NursePinkamena's user avatar
0 votes
0 answers
527 views

Apache2 local virtual host doesn't work

I have a new installation of apache2 on ubuntu 20.04.02, but I have a problem with setting a localhosted virtual host: In /var/www/site.local/htdocs I have my vhost folder. Next I set in apache2.conf ...
p.perfetto993's user avatar
2 votes
1 answer
2k views

Black screen installing Ubuntu Server 20.04.2 from USB

I've created an Ubuntu Server 20.04.02 USB drive with Rufus, but when trying to install it on a brand new machine it dies after the GRUB screen when I select "Install Ubuntu Server". It's ...
cogm's user avatar
  • 151
1 vote
0 answers
459 views

IPv6 and OpenVPN

I have a question about a 'theoretical' configuration, I wanted to see if it is achievable and further if it is common practice I am not new to Ubuntu but I am no pro, I am using Ubuntu server 20.04 ...
KINGJULIAN's user avatar
1 vote
2 answers
706 views

Why is tr.archive.ubuntu.com down?

I'm from Turkey and updating and or such was working before until today or the other day it broke. It was saying a temporary DNS error when connecting to tr.archive.ubuntu.com. I tried connecting to ...
Mustafa Öncel's user avatar
1 vote
1 answer
167 views

How to stream data from one ubuntu terminal to another terminal

I am trying to stream a data (random) from my virtual instance on AWS EC2 ubuntu machine. I have a python script that generates some random data on the terminal. I want to get this stream of data on ...
WillyDoo09's user avatar
1 vote
0 answers
67 views

HDD error or system hardware failure on aging home server?

I have ubuntu 20.04 desktop machine that I'm using as a home media server. I have the system installed on an SSD. There is also a Raid 5 mdadm array with 3 4TB seagate Iron Wolf Pro drives that are ...
John Weirich's user avatar
0 votes
0 answers
152 views

How to test to see if packets are moving between two ports on a dual port NIC

I'm trying to set up a home router on Ubuntu 20.04 Server. I have followed dozens of on-line tutorials, and for the life of me, I can't get this to work. As soon as I get everything set up, nothing ...
Scott Vinzant's user avatar
2 votes
1 answer
367 views

Problem with updating libcap2 100:2.48-1

Out of nowhere just recently when I tried to update the package (libcap2 100:2.48-1) on my server (Ubuntu 20.04.2) it's refusing to do the update cause a problem with the dependency Reading package ...
poqdavid's user avatar
  • 257
0 votes
0 answers
2k views

ERROR: ld.so: object '/usr/lib64/libthread.so.1' from /etc/ld.so.preload cannot be preloaded (cannot open shared object file): ignored

I have multiple Ubuntu & Debian servers & today all of them started outputting the following message when running commands on the shell: ERROR: ld.so: object '/usr/lib64/libthread.so.1' from /...
hamidfzm's user avatar
  • 961
0 votes
0 answers
158 views

SSH Permission denied between servers running bash script

I am configuring access between servers but I am getting the access denied return message. Altogether I have 4 servers with Ubuntu Server 18.04.4 LTS installed and within the same IP range. They all ...
Rodrigo Passos's user avatar
1 vote
2 answers
597 views

How to Make Directories with the Same Parent Name

How to Make Directories with the Same Parent Name? In my library, I have the following layout: DataFolder PATIENT A FOLDER1 FOLDER2 FOLDER# PATIENT B ...
ABABABABABABBA's user avatar
2 votes
2 answers
642 views

Installing and switching to desktop environment on Ubuntu Server 20.04

I am fairly new to Ubuntu Server. I know it is possible to install a desktop environment. Once I have done so, how can I: Always boot into the command-line? Start the desktop environment from the ...
Oliver's user avatar
  • 121
0 votes
2 answers
139 views

No more free space on main partition

I start by saying i am a noob in Linux systems and the only reason i need help is because i built a home server to have a bit more complex developing environment plus the obvious benefits like media ...
Empusa's user avatar
  • 1
1 vote
1 answer
562 views

cannot ssh to raspberry pi 400 with ubuntu server 20.10 [closed]

I did a fresh install of ubuntu server 20.10 server 64-bit arm using pi imager in a 16 GB MicroSD card for a raspberry pi 400. I have uncommented the WLAN0 and subsequent lines, given the Wifi SSID ...
DEBAGNIK KAR's user avatar
0 votes
1 answer
617 views

How to display a whole php website file set in apache2?

I am new to web page design, I have seen graph editors used for example in windows. The question is that I have been working on Ubuntu server and I have done everything through vim and saving those ...
k0r3n's user avatar
  • 1
3 votes
2 answers
939 views

Limiting the size of a ZFS dataset for timemachine

I am trying to create a ZFS dataset with a limited size to share as a timemachine. I have managed to get the timemachine share working using netatalk but I am unable to limit the size of a zfs dataset ...
ProgramMasher's user avatar
3 votes
2 answers
2k views

Unable to transfer file from windows subsystem for linux to remote server

I am currently working on a windows 10 laptop. I have installed the ubuntu subsystem (instead of PUTTY) in it to access the remote server. When I launch the ubuntu subsystem from my windows start menu,...
The Great's user avatar
  • 133
0 votes
1 answer
88 views

Ubuntu Server won't boot GBT

I have an hp proliant ml10 v2 server. The USB ubuntu install only works with ubuntu 18 as 20.4 and 20.10 goes black screen after grub menu. After installing ubuntu 18 the system says non system disk. ...
Sean's user avatar
  • 1
0 votes
0 answers
28 views

Ubuntu 18 with 2 externals and one internal NIC, I can only acces my server from one external NIC at a time

Internal network : 192.168.10.X External network : 149.58.60.X Here are my interface : eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether 00:...
Ghislain Bergeron's user avatar
1 vote
3 answers
5k views

MONGODB ERROR 14

Mar 27 16:13:41 localhost systemd[1]: Started MongoDB Database Server. Mar 27 16:13:42 localhost systemd[1]: mongod.service: Main process exited, code=exited, status=14/n/a Mar 27 16:13:42 localhost ...
RaeedDoesGaming's user avatar
0 votes
1 answer
538 views

Cleaning up swap issues on Ubuntu Server 20.10

Question spawned from a previous question found here: Very long startup time on Ubuntu Server (network configuration) I have two swap partitions mounted in my fstab which seems odd. I'm guessing it's ...
Joel Graff's user avatar
0 votes
2 answers
1k views

How do I set a static IP in ubuntu server 20.04?

I tried editing /etc/network/interfaces but the file is empty I also tried using nmtui to edit the network configurations but it shows that there are no configurations set at all. Can anyone help?
Liraz Shalom's user avatar
0 votes
0 answers
51 views

Unable to install drivers with an Internet connection

I have a Lenovo IdeaPad S145-15AST with a Fresh install of Ubuntu Server 20.04 LTS. It has no Ethernet port and doesn't have WiFi drivers. I'm trying to install WiFi Drivers for the Realtek RTL8821CE, ...
MorgS9's user avatar
  • 1
0 votes
0 answers
415 views

Why can't change ip ubuntu server 20

In host main, has service dhcp with bind9 And configure for distribute ip static for one new mac 11:27:00:6a:5b => 192.16.2.23. But when installed the system operation Ubuntu 20, services dhpc ...
Marcelo Ferreira's user avatar
0 votes
1 answer
4k views

SSH using putty : Network error connection timeout

i am using Ubuntu server 20.04 lts i have configured static IP and can ping google.com and i can also ping server from another computer vice-versa. my ssh status is active and port 22 is listening but ...
bishnu's user avatar
  • 1
0 votes
1 answer
5k views

Ubuntu server root on ZFS mirror

Is it possible to install Ubuntu Server (root) on a ZFS mirrored pool. E.g. ssd1 partition1 partition2 ssd2 partition3 partition4 Then create a ZFS mirrored pool 'root' with partitions 1+3 and ...
Wafram's user avatar
  • 3
-1 votes
1 answer
27 views

i got this errors on service restart apache2 how can i solve it

error image in my pc I tried to uninstall and install apache2 but I got the same error
Vasu Rangpariya's user avatar
2 votes
1 answer
4k views

Impossible to install MySQL 5.7 on Ubuntu 20.04

This is what I've done so far on a fresh Ububntu 20.04 installation: wget https://dev.mysql.com/get/mysql-apt-config_0.8.12-1_all.deb sudo dpkg -i mysql-apt-config_0.8.12-1_all.deb In the prompt, I ...
Duddy67's user avatar
  • 515
0 votes
1 answer
282 views

Access Files from Android

I'm using Ubuntu 20.04.2 Server, and I want to access and copy the files from my android phone to the server. I had try to look what is inside my /run/user/1000/gvfs, but it don't even have the gvfs ...
Huan Sheng Tew's user avatar
0 votes
1 answer
71 views

multiple domains on one sever using nginx

I want to run multi websites on one servis, the problem is both domains redirect to domain1 domain1.com.conf server { listen 80; listen [::]:80; root /var/www/domain1; ...
jowan's user avatar
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