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Questions tagged [server]

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

5,000 questions with no upvoted or accepted answers
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13
votes
1answer
559 views

How can I automatically hibernate cloud storage servers?

I have cloud storage data centres running Ubuntu 16.04 lts and NextCloud/OwnCloud that have no need to be available 24/7, and need power management solutions. Servers are Dell PowerEdge 1950 Gen II ...
12
votes
1answer
7k views

How do I configure a vnc server which supports xkeyboard extention?

I am login to ubuntu 14.04 remote machine with a vncserver. I am using some python IDE programs which use Qt, but while running them I am getting the error Qt: XKEYBOARD extension not present on the ...
9
votes
0answers
2k views

Ubuntu 18.04.2 LTS server - network configuration problem during setup

Has anyone had the same problem? When installing from current server iso's in a VMWare VM and without a DHCP Server present, both Ubuntu installers are not able to manualy configure a ethernet ...
6
votes
1answer
212 views

Torque: Unauthorized Request

Following this guide: https://jabriffa.wordpress.com/2015/02/11/installing-torquepbs-job-scheduler-on-ubuntu-14-04-lts/ I installed TORQUE on Ubuntu 16-04-lts (he claims the process works the same ...
6
votes
1answer
923 views

How do I disable TTY switching with alt+arrow-key shortcut?

I recently installed Ubuntu Server 16.04.2 (because most programs I use have a cli interface) and whenever I try to use (Alt+left/right arrow key) keyboard shortcut, for Weechat, the tty switches ...
6
votes
3answers
20k views

Remote Access to Owncloud Server

I'm currently trying to setup my own own-cloud server, and I've got it fully installed, configured, and accessible from within my own local network. I cannot figure out how to access it from the ...
6
votes
1answer
2k views

Setting up roaming profiles

I am trying to set up roaming profiles on Ubuntu Server. My goal is to be able to log on to the server from any computer in my house running Ubuntu, and have the profile for the user I logged in as ...
5
votes
0answers
714 views

How to switch snap docker from inactive to active?

Why is it easy to switch docker from inactive to active on AWS: ubuntu@ip-172-31-14-19:~$ ubuntu@ip-172-31-14-19:~$ sudo snap services Snap Service Startup Current docker dockerd enabled ...
5
votes
2answers
424 views

ubuntu-server installation: is there a way to change the font size in BusyBox?

when installing ubuntu-server on a new laptop the default font of the installer and the BusyBox console is extremely small. is there a way to make it bigger while the system is running from a boot ....
5
votes
0answers
5k views

OpenVPN does not connect via network manager plugin

I am trying to connect to my OpenVPN server via the network manager plugin (network-manager-openvpn), after importing the ovpn config file. However, I receive a time-out error: $ grep VPN /var/log/...
5
votes
0answers
2k views

Ubuntu server 16.04 VNC only showing terminal and a file explorer window

I recently installed Ubuntu server 16.04 and tried to get vnc running with gnome-core running as the user environment. Initially after installation I only got the classic gray screen when logging into ...
5
votes
0answers
1k views

start cannot open /dev/tty0 (no such file or directory)

I really need to get a GUI working but startx displays this error:
5
votes
1answer
5k views

Prevent SFTP from disconnecting

I am using the latest version of FileZilla (3.9.0.6) to connect to a fully up-to-date Ubuntu Server 14.10 with OpenSSH. When I SSH into the server using PuTTY, the connection never times out. I stay ...
5
votes
0answers
7k views

Auto mount sshfs volume through fstab with password auth

I have a headless server running Ubuntu 12.04.4 that needs to come back up after a reboot without user intervention. There is an existing manual process that involves looking at files on a remote ...
4
votes
1answer
192 views

Ubuntu 19.04 server doesn't boot, but 19.04 desktop does

I'm trying to install Ubuntu 19.04 on my ThinkPad T420. I would like to install the server edition, so I can configure a custom GUI. I don't want GNOME, and I don't want the trouble of manually ...
4
votes
1answer
613 views

Default DNS Server not switched after connecting to OpenVPN

I'm using a OpenVPN connection between my laptop and my server. The configuration was working until today (i simply ran apt update && apt upgrade), but since then my DNS settings are "wrong" ...
4
votes
0answers
87 views

Enable packet routing from network interface eth0 to bridge interface

I have a Ubuntu server connect to LAN 10.1.200.21/24 (bond0), and an Macbook connect to LAN 10.1.200.50/24 (eno1) There are another bridge create by brctl addbr br0 in Ubuntu 10.3.100.1/24, and there ...
4
votes
1answer
389 views

Prevent clock from advancing to a system time after Ubuntu Server build time

I have an Ubuntu Server 18.04.1 LTS in a lab environment where I need to set the date a couple of years back in time (e.g. 2016-04-22). I can set the older date/time without any issues but the OS ...
4
votes
0answers
1k views

Setup usbip on Ubuntu 18.04 server

I'm running Ubuntu 18.04 server on an intel nuc an try to setup usbip to have remote access to a ZWave USB device connected to a raspberry pi. I loaded kernel modules with modprobe usbip-core ...
4
votes
1answer
1k views

Ubuntu Server 18.04 installer does not show partitions

I'm trying to install Ubuntu Server 18.04 to dual boot with Windows. When I run the Ubuntu Server installer, it doesn't show any partitions on the disk and instead recognizes my entire disk as ...
4
votes
0answers
2k views

Is /etc/rc.local still the preferred way to run scripts at startup on Ubuntu 18.04 LTS

I used to run several scripts at startup to set things the way I want my server running. After migrating to Ubuntu 18.04, I am having trouble with a few scripts and I am just wondering if this is ...
4
votes
0answers
297 views

Terminal will not open

I have a google cloud instance running Ubuntu 16.04. I am accessing the GUI through VNC viewer Followed this question : How to make VNC Server work with ubuntu-desktop without xfce to set up the gui ...
4
votes
1answer
2k views

Ubuntu Diskless 16.04.3 LTS (Xenial Xerus)

I am following this HowTo on setting up a diskless ubuntu client. I am using 2 virtualbox VMs one server and one client. I am trying to boot the client using pxe but I get a kernel panic error like ...
4
votes
1answer
2k views

Opening a port to an application accessible outside of localhost?

Though I have researched this all day, I still can not find a solution to this issue. On my Ubuntu Server I am trying to run a node.js application that simply prints out "Hello World" and runs on ...
4
votes
0answers
531 views

Ctrl arrow keys not working in tmux inside VirtualBox

I am running a Ubuntu Server 16.10 inside a Virtualbox 5.1.20. In tmux, I am unable to resize the panes using the prefix Ctrl-Up, Ctrl-Down, Ctrl-Left and Ctrl-Right commands. I know the Ctrl key ...
4
votes
1answer
954 views

Why does the time given by dmesg timestamps differ from the actual time (and output of `date`)?

I am using Ubuntu 16.04.2 LTS dmesg outputs lines like this: [ma mei 8 09:00:16 2017] [UFW BLOCK] IN=eth0 OUT= MAC= SRC=140.205.228.53 DST=xx.xxx.xxx.xxx LEN=143 TOS=0x00 PREC=0x00 TTL=111 ID=...
4
votes
3answers
8k views

RSA keys not authenticating

Just trying to get a basic setup of openSSH going on an Ubuntu box to work remotely. Main issue: RSA keys fail auth. ssh DOES work using the password for auth, but I would much rather limit it to only ...
4
votes
1answer
1k views

MSMTP Gmail, username and password incorrect

I am trying to send emails using the php mail(); function. I have installed msmtp to allow me to use a gmail account. However whenever I try to send test email using msmtp then a destination email, ...
4
votes
2answers
2k views

How to install and configure Rocket.chat using snap?

My system is Ubuntu 16.04 64-bit Desktop. I have found out this article: https://insights.ubuntu.com/2016/09/22/rocket-chat-a-new-snap-is-landing-on-your-nextcloud-box-and-beyond/ about hot to install ...
4
votes
0answers
341 views

/etc/skel doesn't work with xenial

We have a script which works perfectly with Xubuntu 14.04 and an Ubuntu Server with ldap : https://github.com/dane-lyon/clients-linux-scribe/blob/master/ubuntu-et-variantes-integrdom.sh We use /etc/...
4
votes
1answer
85 views

Network printer (Canon) on Ubuntu via remote USB port

I've been playing with cups a bit but I got completely lost. What I want to do is to be able to print from any machine (Window, Mac, or other) on my network via printer that is attached to my server. ...
4
votes
0answers
874 views

How to bind an application's port to a remote host with public IP?

I have redis server running on one server. By default it listens to port 6379. When I open the redis conf file I see something like this bind 127.0.0.1 Since my redis client resides on another ...
4
votes
1answer
132 views

Home Backup Server with Ubuntu - Drive Controller Configuration

I am planning a build for a personal backup server; building essentially a NAS that I would install backup utilities on. I want to run Ubuntu Server as the OS, and am hoping for around 5-6 individual ...
4
votes
3answers
531 views

Ubuntu Crashing Frequently

I am running a Ubuntu-14.04 x64 minimal. It has 64gb RAM, Hexa Core (3.2ghz) and some other stats, that are quite overpowered for my current usage (as i think). The system runs a mysql server and ...
4
votes
1answer
1k views

Moving From FreeNAS to Ubuntu Server

So I've just bought and installed an HP Proliant Microserver gen8 and upgraded it to 10GB RAM. I've installed FreeNAS onto a USB key (16GB) as recommended and FreeNAS is working well. Unfortunately, I ...
4
votes
0answers
4k views

Installing Ubuntu Desktop without a Desktop Environment?

Background I have put together my own desktop environment in Arch Linux, and I'm interested in setting up Ubuntu with the same environment. One way to do this is by installing Ubuntu Server and then ...
4
votes
3answers
31k views

How to fix dangling symlink error

I am trying to install transmission on my ubuntu 14.04 server and I am unsure whether to skip this part or not. I am trying to give permissions to a folder with sudo chmod -R 770 /etc/transmission-...
4
votes
1answer
741 views

Cannot load /usr/lib/apache2/modules/mod_mpm_itk.so

I ran tasksel to install lamp server, but I accidentally delete everything, when I got everything work as before I noticed that apache is not working and here is there message I get while trying to ...
4
votes
1answer
4k views

Uninstall then install makes vstpd service unrecognized, vsftpd: unrecognized service

I installed vsftpd on my server using this and this link. But due to this error I followed the solution and tried to update the vsftpd. But because of some configuration problem it was not functioning ...
4
votes
2answers
4k views

CMUS Error: opening audio device: No such device

I can't seem to play any audio with CMUS because it always gives the error: CMUS Error: opening audio device: No such device This is the output of lspci -v | grep -A7 -i "audio": 00:1b.0 Audio ...
4
votes
0answers
4k views

Do I need NetworkManager on Ubuntu Server?

I've seen several posts suggesting using nmcli, nm-tool and similarly named utilities for network related tasks. In my case, I was trying to see what DNS my Ubuntu server installation is trying to ...
4
votes
1answer
3k views

How to set up SAMBA / CUPS print server?

I am using 13.04 on an old laptop hooked up to a printer that I would like to access from my Windows 8 PC. I have been working on this for hours and I cannot seem to get the right configuration of ...
4
votes
2answers
390 views

How can I automount VirtualBox shares in a non-default mountpoint?

I'm trying to automount VirtualBox Shared Folders in Ubuntu, the Sharenames are *_DRIVE, whereas * is D,E, etc. to then share them again via samba. If i mount -t vboxsf D_DRIVE /media/shares/D it ...
4
votes
2answers
253 views

Upgrade Ubuntu Server from 11.04 to 11.10 without internet connection

We have application software that really likes Ubuntu Server 11.10. I need to upgrade several 11.04 servers to this version. Two questions: The servers that need to be upgraded do not have Internet ...
4
votes
2answers
8k views

Easiest way to setup a SMTP server to receive mail?

I want to setup a SMTP server to receive all mails. I have only found mail sending software so far (like postfix). But I want to have software to make the server being able to receive mails. Bonus ...
3
votes
2answers
60 views

Is it necessary to change the governor in Ubuntu Server 16.04?

I manage a dedicated remote SuperMicro SYS-2028TP-HC1R server with two Octa-Core E5-2620 V4 2.1GHz processors (HT, 32 threads), 32 GB RAM, 2 SDD of 480GB in RAID 1, running Ubuntu Server 16.04, and do ...
3
votes
0answers
188 views

How to turn off Nvidia GPU on a headless server?

I am running a headless server with an Nvidia GPU. Even when the GPU is not doing any work, it is consuming about 25 Watts of power: +------------------------------------------------------------------...
3
votes
0answers
122 views

Ubuntu Kernel Boot very slow - time skip at “raid6: sse2x1 gen() 858 MB/s”

There is this time skip during kernel boot: Jul 19 14:07:02 deetabokkusu kernel: [ 2.874776] hub 1-1.4:1.0: USB hub found Jul 19 14:07:02 deetabokkusu kernel: [ 2.877993] hub 1-1.4:1.0: 4 ports ...
3
votes
0answers
48 views

GTK3 TreeView column headers missing

The above shows the expected "Name", "Size", and "Accessed" column headers distinctly missing from GEdit's File->Open dialog. Here's some detail: We've got a freshly developed, Python 3/PyGObject GUI ...
3
votes
0answers
100 views

How can I disable overlayroot via ssh?

I have a remote computer protected with overlayroot. Currently, I write "overlayroot=disabled" in grub boot to disable it until it is rebooted, but sometimes I want to make changes using SSH. Is there ...