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

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17
votes
3answers
14k views

Why does upstart keep respawning my process?

I wrote an upstart script to launch a daemon inside a tmux session. It works well and respawns the process if it dies unexpectedly, but I can't seem to stop it manually. The job (called bukkit) looks ...
1
vote
1answer
368 views

Why does Ubuntu One address book not work in Evolution?

I have troubles getting my Ubuntu One contacts into Evolution. I have set up everything one the u1 dashboard, but when selecting this address book in evolution I get a message telling me that it could ...
1
vote
1answer
6k views

Puppet server cannot find certificate request when importing certificate

I am trying to install puppet server and client in two Ubuntu 10.04. one Ubuntu server which has puppet master and Ubuntu client which has puppet client. **I referred the below link for installation**...
2
votes
4answers
4k views

Can/How to burn a .flac to an audio cd

This is a two part question. Can I burn .flac to audio cds? this might seem silly, but I was an early adopter of mp3 players. Think several years before Ipods. I never really had the need to burn ...
2
votes
1answer
3k views

How can I switch from Desktop to Server without reinstalling via CD?

I recently installed Ubuntu Desktop on an older machine, and the performance isn't what I'd like. I'd like to switch it over to Server (server kernel, drop the GUI, etc) with minimal hassle. What's ...
2
votes
1answer
78 views

Mailbox monitor and scripting

This is something I haven't done before... So not sure what some good resources or a solid starting point would be. What I want to do... is on my Ubuntu Server 10.10 box, I need to setup a mailbox... ...
4
votes
1answer
1k views

Why does rsa key authentication only work when samba access is made?

I created a public/private key to authenticate myself to my web server via ssh, and that seemed to work fine at the time. Since, every time I try to log on via ssh I have a heart attack because I get ...
2
votes
2answers
945 views

Server error everytime there is a php error

I keep getting HTTP Error 500 (Internal Server Error): An unexpected condition was encountered while the server was attempting to fulfil the request. Whenever there is something wrong with my php ...
1
vote
1answer
1k views

How to host a tiny RESTful application written in Java/C#/Python?

I want to write a tiny RESTful server in some language that can run on Ubuntu 10.04, but I have no idea how to host it. Currently I have a VPS at Linode.com (Disclaimer: referral code) with nginx, ...
4
votes
1answer
737 views

How do I undo a postconf command?

I was trying to setup spam filtering on Ubuntu server with postfix and dovecot already running. I issued the following command sudo postconf -e 'content_filter = smtp-amavis:[127.0.0.1]:10024' Now ...
8
votes
4answers
43k views

How do I resize the partition of a Ubuntu-server?

Is there an easy way to decrease the disk volume on a Ubuntu server? I run a virtual environment and need to decrease my disk volume since I'm running out of space in my non virtual environment.
6
votes
1answer
10k views

How can I download and install saslauthd?

I cannot find saslauthd on my Ubuntu 11.04, and I did not find any package to install it. How to install, which package contains it?
2
votes
3answers
2k views

How to setup a cloud with a bunch of computers running ubuntu server?

How to setup a cloud with a bunch of computer running Ubuntu server connected in a LAN.. is it possible to access the cloud outside the LAN through internet..?
8
votes
2answers
6k views

How do I properly set up and secure a production LAMP Server?

It's very hard to find comprehensive information on this subject. Either I found short tutorials on how you perform the installation, as simple as "apt-get install apache2", or outdated tutorials. So ...
1
vote
1answer
190 views

Moved HDD to another server and networking wont work

Had to move hard disks from one server to another. System boots fine and I can access the command line of the server from the console. However the networking seems broken. the /etc/network/...
0
votes
2answers
248 views

Desktop version to server migration

I have installed ubuntu desktop 10.10 and lamp server and i am using it for past 6 months. and i never use that computer for anything else.. Now i feel like removing unwanted components like media ...
3
votes
1answer
889 views

Rackspace, heartbeat ip failover [closed]

I have tested tomcat specific clustering with apache mod_jk and mod_proxy on ubuntu local VMs for our website high availability and load balancing. The real servers are hosted by Rackspace cloud ...
6
votes
1answer
5k views

how to mount / with encrypted lvm root during installation?

In order to understand Linux better, I'm trying to manually configure an encrypted root lvm partition . I have already tried this with the Ubuntu server installer by choosing the lvm encrypted option ...
5
votes
3answers
28k views

DHCP server doesn't start

I installed dhcp3-server in ubuntu server 11.04 apt-get install dhcp3-server However, an error message during installation: Traitement des actions différées (« triggers ») pour « man-db »... ...
2
votes
1answer
214 views

while setting upstart in application giving error

wht i have done is sudo emacs /etc/init/app.conf and then i write the code for my upstart # application Server description "applicationServer" author "Rahul Mehta <rahul23134654@gmail....
1
vote
3answers
3k views

How do I extract a tarball, skipping some of the leading directories?

I am archiving a folder using following command: tar jcf "home/username/forum/forum.tar.bz2" /var/www/forum/ Then I am extracting using : tar jxf forum.tar.bz2 ./ It extracts correctly, but ...
4
votes
1answer
2k views

Benefits of using Squid proxy in Ubuntu Server

What are some of the benefits of installing Squid Proxy in an Ubuntu Server that is sharing its Internet connection to a group of PCs in a LAN.
3
votes
1answer
1k views

Install FTP server with support for virtual users

I'm trying to install an FTP server on Ubuntu 11.04. I've installed vsftpd, but I had no success in getting it to work with virtual users. I want to be able to have give fake users and direct them to ...
1
vote
0answers
645 views

How to set up a mail server? [duplicate]

Possible Duplicate: How to set up a mail server correctly? I wanted to send and receive emails as my-custom-name@my-mail-server-com; How can I setup it up under Ubuntu. I have dyndns setup ...
0
votes
3answers
2k views

SSD or USB for HTPC/Homeserver (only the OS)

I have a htpc / homeserver (apache2, mysql for some website testing) and I also use it as a htpc. My current setup is, it is in my bedroom, the OS is installed on a 2 TB drive, but at night the OS ...
4
votes
1answer
888 views

Bypassing excessive dependencies when installing r-base-core

I'm trying to install R (via r-base-core) on an ubuntu 10.10 server. It is trying to install all of the following: The following NEW packages will be installed: apt-xapian-index apturl apturl-...
2
votes
1answer
557 views

Are there any lightweight XMPP server?

Are there any lightweight XMPP server that works well on Ubuntu Desktop 11.04; I basically wanted to learn, test and develop some small application that uses XMPP features.
4
votes
1answer
241 views

Server + GUI installed, starting to get messy

I installed Ubuntu server and then I wanted a GUI and I didn't want the server anymore. So I installed the GUI and every-time I restart my computer it goes to an Ubuntu loading screen which "loads" ...
1
vote
2answers
140 views

Would the 32bit version of server be any more or less stable than the 64bit version? [closed]

I am setting up a LAMP server, and am looking at using a spare 32bit box I have.
3
votes
2answers
8k views

Can Ubuntu act as a Domain Controller for multiple OSes?

I would like to install Ubuntu server at my church to start testing a few options (to eliminate Microsoft usage). Some PCs use Windows XP, and some use Ubuntu. I would like the Ubuntu server to be a ...
2
votes
1answer
2k views

How to convert from from ubuntu desktop 11.04 to ubuntu server 11.04

How to convert from from ubuntu desktop 11.04 to ubuntu server 11.04 What does the below command do? sudo apt-get install linux-headers-server linux-image-server linux-server
5
votes
3answers
4k views

how can I remove the clear screen before login

On ubuntu server, how can I avoid the screen being cleared just before the login screen pops? I'm trying to read an error message on one of the services and I get this annoying clear screen and I ...
0
votes
1answer
277 views

SSH Daemon readiness problem

I have an old laptop running as a server (It runs Ubuntu Natty). When I SSH into the box, it often takes a long time to log on, if it's been a while since last time I logged on. I suspect the reason ...
4
votes
2answers
129 views

What would be safe way to update server?

I'm running Ubuntu Server 10.10 on VMware Workstation and I would like to update it since I see, that it offers new release 'natty', but I have a lot of important files there and I don't know is it ...
1
vote
1answer
1k views

Check If Users are Logged In, Check Condition, Shutdown Automatically at Set Time

First the situation: I have a server that I want to shutdown automatically at night (00:00), but I need to make sure no one is logged via ssh in still. If they are, then I will allow up to another ...
2
votes
1answer
2k views

php5-fpm incomplete install - no config file

I've set up a server with Ubuntu 11.04 and Nginx+PHP-FPM+Varnish+APC+MySQL+Memcached+WordPress. Everything runs pretty nice, but there is a tiny problem with the PHP-FPM service. Install goes OK after ...
2
votes
2answers
1k views

Stripping Ubuntu 10.04 Server down to JeOS like setup? [closed]

This question is cross posted from Stack Overflow: http://stackoverflow.com/questions/7113768/stripping-ubuntu-10-04-server-down-to-jeos-like-setup I am setting up a web application to run on cloud ...
7
votes
1answer
454 views

Is 97 processes on an Apache2 server normal?

I have 97 processing running, that's what top reports. I only have the base install + apache2 and php5. Could it really add that much stuff? Or does the ubuntu-desktop have like 300 processes? I ...
10
votes
5answers
16k views

How to enter to the directory with 'cd' command if it has 700 permission

I tried to use sudo cd name_of_dir but getting following error message: sudo: cd: command not found. Is there any other way to open a directory which has 700 permission?
2
votes
2answers
1k views

What do I need to get started with thin clients?

I'm planning to make an ubuntu server (with load balancing to a few offstage computers) and have thin clients connect to it. Unfortunately, I don't know how to make a thin client, or the setup ...
3
votes
1answer
370 views

Squid has “sum hash mismatch” errors with bz2 files

I've been experiencing problems with my squid3 recently, I am using 10.04.3 LTS. Configured squid as always have been configuring since 8.04.04, but its not working as it should be. I've been ...
3
votes
2answers
2k views

How do I disable the vga16fb module during Ubuntu Server setup?

I have used the instructions given in the following link to fix the slow Hyper-V console of a Ubuntu Server box. http://solyaris.wordpress.com/2010/05/01/ubuntu-10-04-on-intel-driver-and-server-frame-...
16
votes
3answers
19k 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 ...
0
votes
1answer
310 views

How to prevent svnserve from overwriting SVN repository permissions?

Some coworkers and I are accessing SVN repositories through SSH. In order to make the repositories readable and writable to all of our accounts, we have created a group called "developers" and made ...
2
votes
3answers
2k views

Should I put /var in a separate partition for a database server?

I will be using a Ubuntu server install as a server for a MySQL database. Is there any benefit to having /var in a separate partition from the root file system?
6
votes
3answers
10k views

GPG can't check signature

I was trying to recompile and rebuild libevent2 source from oneiric on my natty server and I had a small error with gpg not being able to check signature # dpkg-source -x libevent_2.0.12-stable-1.dsc ...
2
votes
1answer
2k views

How to install an older version of rabbitmq on 11.04?

I can install the latest version of rabbitmq-server just fine using sudo apt-get install rabbitmq-server It installs version 2.3.1-1 I tried to install older versions by downloading the .deb file ...
3
votes
1answer
202 views

Adding PPA does not make new packages available

I added the mono PPA (https://launchpad.net/~directhex/+archive/monoxide) to my Maverick Server and did an apt-get update. However, when I try to install mono, I still get the older version - not the ...
0
votes
1answer
1k views

Is it possible to use ubuntu as a windows local network server?

Our local network server is running Windows Server 2008 and most of clients are XP machines. (except me that am an Ubuntu guy :) Currently I installed samba-client and can share my files on the ...
2
votes
2answers
3k views

English language with Norwegian locale+keyboard?

Wanted to try out Ubuntu Server, and I've been stopped by a stupid issue. During the install I choose English language (since that's what I want). Then I choose Norway as my country, since that's ...