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

learn more… | top users | synonyms (2)

13
votes
3answers
71k views

How to setup x11vnc to access with graphical login screen?

I have a server running Ubuntu 12.10 and need to be able to remote to this server without being logged-in. I have found many solutions, but none seem to work with 12.10. Can anyone give me ...
13
votes
1answer
17k views

Not enough disk space '/' in AWS instance

i am running Ubuntu 11.04 instance for my Web Server on AWS cloud, now i am getting there is no disk space in / partition of my server. df -ah say this Filesystem Size Used Avail Use% ...
13
votes
4answers
18k views

Installing 12.04 server as a software RAID 1 mirror fails to boot

I'm installing a few new Ubuntu Server 12.04 LTS servers, and they have two 512 GB SSDs. I want them to use software RAID 1 mirroring, so I was following this document religiously step by step: ...
13
votes
4answers
8k views

Web Server Best Practices: Directory Structure & Security

I would like to utilize Ubuntu server as web server, but I want to make sure I follow best practices for setting things up. I want to ensure I set the directory up in the best location and understand ...
13
votes
3answers
20k views

Install Ubuntu Server to a flash drive, permanently

First thing, I wanted to make sure, there is an understanding what this post is NOT about: This is NOT about creating bootable USB key This is NOT about simply booting from USB What I am looking ...
13
votes
4answers
5k views

What IRC servers are available for Ubuntu

I want to setup an IRC server in my local network. I would like to know the IRC server options available for Ubuntu. I heard that irc-hybrid is good. Do you have any other suggestions. The thing is ...
12
votes
3answers
25k views

How can I make a specific set of iptables rules permanent?

Is there a "best practice" or standard to make a few iptables rules permanent? I mean: automatically applied upon a system reboot? I am using a VPS with Ubuntu Server 10.04 LTS (Lucid Lynx). Thank ...
12
votes
5answers
3k views

What is the performance loss if you run an ubuntu desktop edition for a server machine?

Hello we have installed an ubuntu desktop edition on our dev server. I was wondering if there is any noticeable performance loss compared to the server edition.
12
votes
1answer
5k views

Missing parameter in configuration file. Keyword: path

Im trying to boot ubuntu 14.10-server-i386 in a pendrive. But im getting this error when boot from pendrive. Missing parameter in configuration file. Keyword: path What does it mean? How to ...
12
votes
4answers
47k views

Proper way to change terminal resolution in Ubuntu Server 13.04? [duplicate]

I'm running Ubuntu Server 13.04 in a VMware VM running only in command-line mode (i.e. no GUI). It defaults to a 640x480 screen resolution, but I'd like to increase that to either 800x600 or 1024x768. ...
12
votes
3answers
15k views

Minimal system or minimal virtual machine on install?

I've been thinking a lot about this lately and haven't been able to find any good documentation online that explains this: When installing Ubuntu Server, I can choose between Minimal system and ...
12
votes
7answers
34k views

How do I upgrade MySQL to 5.5, am I best off waiting for it to be available through apt-get?

How would I go about upgrading MySQL to version 5.5 on Ubuntu Server 9.10? Would I be better off waiting for it to be an easy $ sudo apt-get install mysql-server job? I'm also unsure as to which ...
12
votes
5answers
26k views

Is there a tool for web based system administration?

What web based system admin tools are there for Ubuntu? Basically I want to setup a headless server at home and want to make it easy for my family to change some settings. I'm familiar with Webmin but ...
12
votes
3answers
71k views

How to setup a restricted SFTP server on Ubuntu?

I would like to know how to set up root, sudo, sftp-only user accounts which won't be required public key authentication at log in. I would also like to know how to set up sftp-only users' home ...
12
votes
2answers
3k views

What is the <number>! in byobu's status bar mean?

I run byobu on my home server, and I noticed this today - what is it? It's part of the byobu notification/status bar, on a 64-bit 11.10 server.
12
votes
6answers
3k views

SSH tunnel logging?

I have a computer running SSH that I would like to give my friends access to, but I do not want them to use my internet connection through SSH tunnelling (although I'd like to do so myself). Is there ...
12
votes
3answers
42k views

KVM Bridged Network Not Working

I just installed KVM on my Ubuntu Server according to this guide : https://help.ubuntu.com/community/KVM/Installation Then prepared a bridged network as shown in here : ...
12
votes
2answers
10k views

How do I set up a service?

I have a script that I would like to run as a service on my Ubuntu Server 11.04 headless box. That is, I want to have the correct files under /etc/init.d/ and to be able to control it via the service ...
12
votes
2answers
15k views

Important things to do after installing Ubuntu Server

I just installed Ubuntu Server on a VPS. To configure the server I'm reading the Ubuntu Server Guide. But the Ubuntu Server Guide doesn't tells me everything. E.g. The Ubuntu Server Guide doesn't ...
12
votes
1answer
15k views

Specify the time of daily log rotate

I noticed that daily log rotations which are listed under /etc/logrotate.d/ are executed in the morning around 6:40 am. This is clear from the beginning and ending of the log files. Can I customize ...
12
votes
1answer
2k views

What is the default 'backup' user for?

I am setting up multiple-machine backup plan and I was hoping to use a user called 'backup' on each machine as the backup destination. My problem is, there is already a user called 'backup' on my ...
11
votes
1answer
2k views

Why is there only one configuration management tool in the main repository?

How is it that Cfengine does not exist in the Ubuntu (10.04 LTS) Main Repository? I can't find a discussion of this anywhere (using Google). The only configuration management in Ubuntu Main seems to ...
11
votes
2answers
16k views

How do I install OpenStack?

How do I install OpenStack? Is there an easier way other than official installation instructions?
11
votes
4answers
9k views

How to monitor network bandwidth per user on Ubuntu server?

I have some shell users on a server with 300GB of monthly data transfer. How can I monitor bandwidth usage per user?
11
votes
2answers
22k views

How do I add an additional IP address to /etc/network/interfaces?

I have an extra IP address available to my server, and so I need to assign it in the interfaces file. At the moment, I've got this: auto lo iface lo inet loopback auto eth0 iface eth0 inet static ...
11
votes
2answers
14k views

How do I set up a PPTP VPN on my own Ubuntu Server?

Assuming I have a Virtual Private Server from someone like Linode, running Ubuntu, how do I easily set up a PPTP VPN so that Ubuntu clients can connect to it? By default, Ubuntu offers to connect to ...
11
votes
5answers
32k views

How do I rename an mdadm raid array?

For some reason, when I try to rename an mdadm raid array to a textual name, the change doesn't take. I tried the advice from this serverfault question, but to no avail. ~$ mdadm --version mdadm - ...
11
votes
3answers
50k views

Using scp to copy files from remote to home machine

This is probably a simple error, but I can't work it out. My computer hostname is Felix (hostname -f returns Felix) I am trying to move a file from my university account to my home computer using scp. ...
11
votes
3answers
14k views

How do you install avconv on Ubuntu Server 13.04?

I've searched and searched, but I can't find anything, besides compiling it, which gives me an error about ASM.
11
votes
2answers
29k views

Java on Ubuntu server 12.04? [duplicate]

I'm a little confused at the moment. My back story in short, is that I'm trying to set up a Minecraft server on an Ubuntu server I've recently set up, obviously to do this I needed Java, but after ...
11
votes
6answers
3k views

Do we need Swap partition on a LAMP server?

Do we need actually swap partition on the ubuntu-server with LAMP? I think I don't need it, but better to know for sure if it will not cause some unpredicted behaviour. Actually my thoughts were: ...
11
votes
3answers
19k views

Installing APC. Use pecl or apt-get?

I have seen guides that use apt-get install php-apc and guides that use pecl install apc. Is one method better then the other? Or is just two different methods of installing the same thing? What is ...
11
votes
1answer
7k views

What is Orchestra, and how do I use it?

Writing this answer, I realized I do not know anything about Orchestra. There's no link to any website or documentation on their Launchpad page. Can anyone familiar with it explain how it works and ...
11
votes
2answers
34k views

difference between rsyslogd and syslogd

I was trying to implement some changes to syslogd on Ubuntu 10.04.02 LTS (Server edition). I found /etc/syslog.conf is not present on system, instead I have /etc/rsyslogd.d/*.conf. syslogd can be ...
11
votes
1answer
761 views

How can I programmatically determine if a system is a desktop or a server?

Is there any way to distinguish between Ubuntu Server and Ubuntu Desktop? I have a Bash script (shameless plug) that I use to set up lightweight web servers, and I've noticed that when I run this ...
11
votes
3answers
21k views

How can I ensure transmission traffic uses a VPN?

I'd like to ensure that transmission only sends/receives traffic when the server it runs on is connected to a VPN. I found this question which is similar but I don't want to force all traffic ...
10
votes
3answers
1k views

How do software updates work?

I would like to know how software updates work for my Ubuntu Server 10.10. I have been recommended to use apt-get install for installing new software and apt-get update for updating software for a ...
10
votes
4answers
53k views

How do I list new drives so I can partition and format them?

I added a bunch of drives to an external enclosure and attached it to a server via eSATA and now need to get them ready for software raid. However they do not appear under fdisk -l I've tried looking ...
10
votes
4answers
49k views

Why am I getting “Permission denied: make_sock: could not bind to address” when starting Apache2?

I can stop it using /etc/init.d/apache2 stop But when I want to start it again using: /etc/init.d/apache2 start I get this error: Starting web server apache2 ...
10
votes
2answers
28k views

Port 3306 appears to be closed on my Ubuntu server

I have two VPS servers, and both have MySQL installed, one for testing and one for development. One of my servers won't let me connect from outside. With the user; 'mytestuser'@'%' According ...
10
votes
9answers
21k views

Wireless Network in Virtualbox

I just installed my first Ubuntu Server (12.04) instance and immediately ran into the following problems: Running apt-get install or update fails (see below) Running ifconfig produces peculiar IP ...
10
votes
2answers
842 views

How do rootkits get installed on to a ubuntu server?

I've seen a few posts on checking for rootkits but haven't been able to find any information on how they get onto a linux system. In particular if you exploit a bug in a php web site (yes I'm talking ...
10
votes
3answers
10k views

How can I install Ubuntu on a device without a screen nor a keyboard?

This is tricky. I would like to install Ubuntu on a machine that is intended to work as server, and for some reason I do not have an option to connect a screen to it. I expect this may be similar to ...
10
votes
3answers
843 views

Tab completion for commands

I've noticed on the Desktop version when typing commands like sudo apt-get install mysq I can tab complete like when resolving file paths. However in the server edition this does not happen. Is there ...
10
votes
4answers
3k views

Is someone trying to hack into my server? What can I do?

A few weeks ago I posted a question here about some ssh issues I was having with an Ubuntu 12.04 box. Fast forward to today and I am trying to allow someone else access to the machine, but they keep ...
10
votes
3answers
7k views

How do I configure Ubuntu one on a server?

I wish to setup Ubuntu One on my 11.10 server but seems to be running into an error every time I attempt to run commands from http://manpages.ubuntu.com/manpages/lucid/man1/u1sdtool.1.html For ...
10
votes
4answers
6k views

How can I run Dwarf Fortress in text mode (ncurses) on my Linux VPS?

I installed Dwarf Fortress on my Linux VPS to use with dfterm. It's running Ubuntu 10.04 Server x86-32. I'm fairly certain I have all the dependencies: I've installed: ncurses ncursesw libsdl ...
10
votes
2answers
20k views

How can I increase the console resolution of my Ubuntu server

I am running an Ubuntu server inside VMware workstation, when I run the VM the screen is really small. I want to increase it to something that fits in the whole VMware console. I tried changing the ...
10
votes
8answers
7k views

Making stripe_cache_size permanent

I did echo 8192 > /sys/block/md0/md/stripe_cache_size to improve my RAID performance, and it did helped alot. But I still can't figure out how to make it permanent. I was trying to set it in ...
10
votes
3answers
4k views

Is there a tool for validating /etc/network/interfaces files?

I always like to test new config files before deploying them--with tools like apachectl configtest and named-checkconf. It's rare that mistakes crop up, but catching them before deployment ...