Questions tagged [server]

Questions related to Ubuntu Server, and server-related packages.

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23 views

Why doesn't Ubuntu Server come with wireless-tools package installed?

I am having to haul my giant case downstairs to the living room router when dad's at work not to bother him and lug through my cables bin to find an ethernet cable to temporarily use a wired ethernet ...
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1answer
75 views

WSL I am trying to run an Graphical Application using WSL through SSH but it is failing

I have Ubuntu for WSL and for classes I need to run the bochs 32-bit emulator in a Linux environment in the schools' computer lab. There is an option for using SSH to access the environment and my ...
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33 views

Migrate Ubuntu from RPi 3 to RPi 4

I just received a Raspberry Pi 4 and want to install Ubuntu Server 64 bit. Unfortunately I don’t own a mini HDMI adapter/cable needed to connect the RPi 4 to a screen. Can I just pop the SD card ...
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24 views

Automatically activate ssh when in emergency mode

Is it possible? I have to go to my "Server" and input service ssh start when the server is in emergency mode. Thanks
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38 views

Ubuntu doesn't display Thai language filenames correctly with 'ls' command [duplicate]

Ubuntu doesn't correctly display file names containing Thai characters when using ls command.
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1answer
30 views

autofs issues over ssh tunnel

I currently use Fedora, and in an effort to come around to trying to use ubuntu, i have hit the following issue. in my environment i use NFS over SSH via an autossh tunnel, to mount a shared tools ...
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30 views

Ubuntu 18.04.3 Preseed LVM SWAP Problem

I can not get SWAP Configured properly with percentage ranges (%) I've try all the combinations that I can image, in despite of this none of them have succed. With debian 10 the preseed configurations ...
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1answer
48 views

Changing the target directory of command cd ~

Goodday, At the moment I am working on a Ubuntu 16.04 server. When I want to go to my home directory ("/home/tensineer") via the command "cd ~", it sets me to the directory "/var/www". Guess ...
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20 views

How to restrict the users based on groups maintained in windows AD

I have joined the ubuntu instance using adcli utility, the machine joined with Windows AD, I have edited the sudoers file and given permission to switch sudo user only for admin. But all the users are ...
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1answer
67 views

Where are my BTRFS subvolumes?

I just installed Ubuntu 18.04 server on a VPS using the Ubuntu installer (from a mounted ISO image). I selected BTRFS as my filesystem type during the manual partitioning phase of installation. Now ...
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16 views

Main page won't load but others will on server using LAMP and WordPress

I'm trying to make a server using LAMP and WordPress. Everything seemed good until I accessed my wordpress folder from a different device (same network or outside network gets the same results). I ...
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25 views

UFW blocking even after adding allow rule

I'm running 16.04 LTS for my Unifi controller and have always used UFW. I've always had UFW enabled and it's always worked. Lately, it seems that some rules don't even work anymore - can't even ...
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1answer
54 views

systemd-resolved iptables rules

Before systemd-resolved my iptables rules for DNS were DNS_SERVER="8.8.8.8 8.8.4.4" echo "Set default INPUT policy to 'DROP'" $IPT -P INPUT DROP for ip in $DNS_SERVER do echo "Allowing DNS ...
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25 views

3 hard drives not sufficient for RAID 1 on Ubuntu Server

I installed Ubuntu server yesterday (virtual machine, 3 1 To virtual hard drives) and the installation wizard gave me the option to do software RAID so I went for it. Once on the RAID interface, the ...
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32 views

Unable to remotely connect to a machine using SSH

I am trying to remotely access a machine at my university via ssh using my laptop running ubuntu 19.10 (however I have also tried with another laptop with ubuntu 18.04) and am unable to connect via ...
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Apache is crashing and auto restarting on digitalocean

I recently requested a change to my root password which was successful and I am able to use it on the console. However, my IP address stopped working. Both visiting my domain and SSH are responding ...
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166 views

Slow UI rendering after kernel update

I'm using Ubuntu Server 18.04 LTS + HWE (Hardware Enablement) and Openbox as a GUI. I've configured everything and it worked great. The HWE was installed via linux-generic-hwe-18.04 and xserver-xorg-...
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17 views

Notify Send messages

I keep getting notify send messages Before I log into Ubuntu. After I log in they are gone. Where can I view a log to see what the notify send is about?
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22 views

sanbooted ubuntu never shutted down

I have trouble shutting down Ubuntu Server 16.04, so I tried to find out what's the issue but I couldn't. You need to know the environment and installation steps. I'm currently doing this on VMware ...
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1answer
52 views

How to execute the first raspberry pi 3 login

Context I downloaded the latest Raspberry Pi image (64x server) from https://ubuntu.com/download/raspberry-pi I created the image as per instructions for mac on https://ubuntu.com/download/iot/...
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62 views

unable to telnet using IP address

I running ubuntu 18.04 Server VM on my local network. Postgres is already installed and configured and successfully available to be accessed remotely. From the network machine which is Windows 10, ...
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26 views

MySQL problems with PHP7.4 especially woth Laravel6

Doctrine\DBAL\Driver\PDOException : SQLSTATE[HY000] [2006] MySQL server has gone away at ~/PhpstormProjects/PropscoutFinal/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:31 27|...
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1answer
34 views

Server 18.04 auto log on

I am running ubuntu 18.04 on a raspberry pi 3. I'd like to have it when I turn the unit on, it would automatically login to a given user. I have tried the following method layed out in the following ...
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65 views

How to set Real VNC Server as default startup program - Lubuntu 19.10

I have installed Real VNC Server (Lubuntu 19.10) and can run it fine. But it does not autostart on reboot and the Options screen (where I presumably can to set it to autostart) requires sudo access. ...
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Is it possible to set up Ubuntu 18.04 as a Domain Controller?

There are lots of tutorials on the web suggesting that this is possible. I accomplished this on 16.04 and created a bash script that was used to take several first-boot 16.04 systems and configure as ...
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1answer
40 views

How do I use my desktop as a home desktop server

I have a PC which I want to use as a common server for all my devices. I want to be able to keep it in my basement and use it's gui desktop on my raspberry pi 4(I also want to plug in my 2 monitors on ...
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How to redirect all traffic from clients of openvpn into the socks5?

I've configured openvpn fully as udp port. The openvpn network address is 10.8.0.0. And I've set up the redsocks proxy like followings. base { log_debug = on; log_info = on; log = "stderr"; ...
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1answer
49 views

`scp -r` wont copy the directory I've selected in winows

I'm attempting to copy my desktop folder excelsite using scp -r. The folder is a django website. The command ive used is scp -r excelsite ***@***.***.*** (and yes, I was cd'd into the desktop). When ...
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28 views

Server 18.04 LTS no updates available for server B, but system A sees available updates at logon

I have two Dell Poweredge servers, each running server 18.04.3 LTS Server A's kernel is 5.3.0-26-generic; Server B's kernel is 4.15.0-74-generic. Each is nearly installation default plus similar ...
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101 views

How to include firmware to Ubuntu Server Install?

I'm trying to install Ubuntu 18.04.3 LTS on a HP ProLiant DL360 G7. During the initial boot I receive the error "can't load firmware file bnx2/bnx2-mips-09-6.2.1b.fw" ... I was able to locate the ...
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60 views

Redis 5.0.7 make test returns errors | Active defrag big keys and Slave should be able to synchronize

I'm trying to install Redis, but when I run make test it returns the following error[s]. [err]: Slave should be able to synchronize with the master in tests/integration/replication-psync.tcl ...
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22 views

TCP proxy solution

Are there any solutions for setting up a proxy server supporting persistent TCP connections? For example, a proxy server which would forward all TCP connections to a remote machine with an MQTT ...
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34 views

Unable to authenticate using SSSD

I have numerous Ubuntu machines authenticating users with a Windows Active Directory via SSSD, but I have one that fails. It simply appears not to use sssd for login authentication. getent passwd ...
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21 views

LXDhost doesn't report packages to landscape in container

Good day fellas, I have landscape running in a lxd container. Containers are in bridge mode. I added the lxdhost to landscape, which worked fine and it connects normally as far as I can tell. However ...
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1answer
39 views

'found incorrect java version' during jenkins installation

i installed jdk-13.0.2 version in ubuntu-19.when try to install jenkins ,it is throwing found incorrect java version What to do? How to update java version.
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1answer
59 views

Can't ping own machine using public IP or registered domain name

I try to ping my newly set up Ubuntu 18 server (running as VPS at some hosting provider) from the command line after I ssh into the machine. Both when using the public IP address (196.189.91.144) or ...
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34 views

Filesystem nearly full, unable to find which files are taking up all the space

If i run df -h i get the following output: Filesystem Size Used Avail Use% Mounted on udev 48G 0 48G 0% /dev tmpfs ...
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11 views

not able yo update ubuntu server 16.04

I am trying to get GUI for my ubuntu server 16.04. During the installation, Ubuntu asked to update and upgrade, which I am not able to do. What is to be done?
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31 views

RealVNC doesn't control the server/Chrome Remote Desktop uses a new GNOME desktop

I recently built a home server. I normally use RealVNC for my Raspberry Pi, and it works flawlessly. Remoting into my Ubuntu Desktop 19.10 machine doesn't. I can see the screen, but I can't control it ...
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23 views

CouchDB Snap won't move data folder

When I attempt to move a data directory for CouchDB, installed via Snap, I am getting a "user database not found" error. I'm new to snap, but have done this with bare Couch installs a couple of times,...
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19 views

BIOS hardware RAID setting not detected in Ubuntu Server install

I used my BIOS on an Aorus Z370 Gaming 5 motherboard to set up Raid 5 across 3 HDDs. Then I ran the USB Ubuntu Server installer and it still detects the HDDs separately, not RAIDed. As I proceed to ...
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21 views

Can I run Ubuntu Server on windows without admin privileges?

I want to run Ubuntu on a school computer so I can learn to use it and use programs on it which I can not access without Ubuntu. At robotics I can install programs if you only have to use admin once. ...
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1answer
78 views

No crontab for ubuntu

When i login to the terminal of ubuntu server 18.04 (EC2), i get like this Usage: kill [options] <pid> [...] Options: <pid> [...] send signal to every <pid> listed -&...
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1answer
69 views

Missing 'libseccomp2:amd64' and other on Ubuntu Server 18.04 on RaspberryPi

I'm trying to install docker on Ubuntu Server 18.04 on RaspberryPi. I'm following the instructions on Docker's site. I've stucked on step sudo apt-get install docker-ce:amd64 docker-ce-cli:amd64 ...
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30 views

Cannot connect to port 1729 from outside to my ubuntu machine but can connect to other ports

I try to connect to the ubuntu machine via nc -zv HOSTNAME 1729 which is listening to the port using nc -l 1729 and the operation seems to time out while when i replace it by 1730! IT works! I tried ...
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25 views

Cannot remove /var/lib/docker

I'm trying to remove docker from my Ubuntu 16.04. When coming to the step to remove all of the container files: sudo rm -rf /var/lib/docker/containers Seems like it is stuck here forever, means that ...
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43 views

Connection timed out while file transfer in headless/NAS 18.04

Ref : 18.04 in local network as NAS/Headless I got a spare PC which I access from my main PC ( both running 18.04 ) through Samba folder share. I access the spare PC through Nautilus. I can now ...
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1answer
40 views

Does upgrading apache via apt-get install wipe source/config files?

It seems like the most common way to upgrade apache on ubuntu is by running these commands: sudo add-apt-repository ppa:ondrej/apache2 sudo apt update sudo apt install apache2 Does upgrading apache ...
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OS freeze due booting, why?

I have VPS with Ubuntu. Due system boot freeze now. I tried boot in recovery mode, but freeze too. I need data from this server, so is there way boot to system with SSH conection? Thanks.
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23 views

Ubuntu Server First Steps

In regards to the installation of a new machine, Im finding it difficult to configure Ubuntu Server direct to the machine then adding programs. I have this hardware...now what? Virtual box or Ubuntu, ...