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Questions tagged [ubuntu]

Ubuntu Linux is a Debian derivative that aims to bring Linux mainstream. Questions on this site should generally refer to Ubuntu Server. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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2answers
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Can't connect to port 80 in Ubuntu Desktop or Server 9.04 in VMWare Workstation 6.52

After a brand-new install of Ubuntu 9.04 Desktop or Server into a VMWare Workstation 6.52 Virtual Machine, I am unable to connect to port 80 on any remote site (google.com, etc). I can ping remote ...
0
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1answer
134 views

Detecting the same external hdd

I mounted an external ntfs drive on my ubuntu server. Since it's an external hdd at night I unplugged it and when I plugged it back in ubuntu didn't detect the already mounted hdd :( This is what I ...
4
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5answers
4k views

Easiest disk wipe (no cd drive)

Problem: Asus EE (no CD drive) in disuse with forgotten password and personal information Question: How can I remove the content for sure?
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3answers
8k views

Linux: “Found duplicate PV XXXXYYYYY: user /dev/sdb1 not /dev/sda1”

I'm trying to resize my virtual hard disk, so I've cloned it, and right now I have two disks in my virtual machine. I'm trying now to boot off the old virtual disk and then resize the new hard disk's ...
10
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8answers
22k views

Ubuntu: Resize the root LVM(2?) partition

I have an Ubuntu virtual machine running in VirtualBox 2.2.4, and I created it on an 8gb virtual disk which is too small. So, I am trying to increase the size of the disk. So far, I have done this: ...
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6answers
1k views

How to ensure mail delivery for our app?

We have a Rails app used for support & help tickets. It sends customers a confirmation email when they submit a request. It also sends an email when we reply to their request. It does not ...
2
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5answers
341 views

Changing email smtp providers - what should I bear in mind?

I currently have a web app set up to send email through webfaction, but I'm experiencing intermittent connection failures along the lines of: Errno::ECONNREFUSED: Connection refused - connect(2) I'd ...
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4answers
13k views

How can I set a search domain (and other resolv.conf parameters) in Ubuntu?

I like Ubuntu's NetworkManager -- it does a great job keeping track of all my WiFi parameters and passwords. However, when I actually plug in an Ethernet cable, the frustration begins. When hooked up ...
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2answers
15k views

What are the steps to make the php mail() function work on ubuntu-server?

I want to enable the simple php mail() function on an Ubuntu server. This will only be used for sending administration stuff and logs. This is all the mail functionality that I want on this machine. ...
0
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3answers
791 views

Web front-end to administering users/groups with smbldap

I'm using smbldap tools on an Ubuntu Hardy infrastructure, and I'd like to be able to provide a web front-end for non-technical users to manipulate users and group membership. Does such a beast exist?...
2
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7answers
991 views

Remote admin of ubuntu linux appliance

I am thinking about creating a linux appliance (probably using xubuntu booting from a USB drive, FYI) and I'm curious about how best to perform remote updates and administration. The use case I want ...
4
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5answers
7k views

DHCP: Logging host declarations in log file

I am currently running ISC-DHCP server v3 on Ubuntu 8.04. What I am trying to do is log Who got what IP address when. Currently in the DHCP log file you can see the following: DHCPDISCOVER from ...
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4answers
349 views

Troubleshooting VirtualBox3: It keeps hanging

My host OS is Windows Vista x64, with 8gb ram, quad core cpu. I'm running Virtual Box 3.0, with a virtual machine running Ubuntu 9.04 x64. Everyone once in a while my vm seems to freeze. VirtualBox ...
1
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1answer
2k views

ubuntu apt-get upgrade - how to click Ok in shell?

I was upgrading the openssh-server package using apt-get upgrade on my Ubuntu 7.04 server, in order to fix the debian PRNG security bug. I was doing so over an SSH connection (putty on windows) which ...
6
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3answers
4k views

Guest optimization tips for Ubuntu on VirtualBox [closed]

I was wondering if anyone could shed light into "Guest optimization tips for Ubuntu (guest)" I came across Virtual Machine guest optimization tips, for Windows. (serverfault.com/questions/4647/ubuntu-...
1
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3answers
5k views

virtualbox virtual hard drive on external hdd (ubuntu guest on Vista host)

Guest VM : Ubuntu 9.04 Host : Vista Phys RAM : 4GB Guest RAM : 1.3 GB processor : core duo disk for guest : 18GB I am new to virtual machines. Although, VirtualBox has been very user friendly, I have ...
10
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8answers
7k views

Equivalent of SysInternals FileMon for Linux?

I'm attempting to debug an application on Ubuntu - I need to listen to file open attempts (even for files that don't exist). Process Monitor (formerly known as FileMon) is available on Windows - what'...
2
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4answers
1k views

Virtual-domain mail server installation on Ubuntu 9.04

I'm trying to migrate my ancient FreeBSD box to a fresh new Ubuntu 9.04 install. Problem is, to set up the email server on my FreeBSD box, there was the excellent qmailrocks guide, which is now very ...
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3answers
2k views

default mail domain

Where does an ubuntu machine get the default domain to append to users when sending mail? Ours is currently sending as user@example.com, while /etc/mailname has mail.example.com set. Should this not ...
4
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3answers
20k views

How to mount a LVM partition on Ubuntu?

#fdisk -l /dev/sdb1 * 1 9702 77931283+ 8e Linux LVM I tried the following command: #mkdir /media/backup #mount /dev/sdb1 /media/backup mount: unknown file system '...
1
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8answers
12k views

Best/Fastest way to access desktop GUI on a remote Ubuntu server

I've been using X11 and Xming, but it's much too laggy for practical use.
1
vote
3answers
329 views

Best way to set permissions for someone who will be using my server?

I am working on a website with someone. I want to give them access only to their home directory and the website directory. What is the easiest way to accomplish this? I also don't want this to mess ...
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11answers
14k views

Which Distributed File System as a backend for Cloud Computing?

I have a basic cloud running on Ubuntu Server (9.04) and Eucalyptus. Walrus (Eucalyptus' API compatable S3 implementation) stores files by on the cloud controller. However each of the other 4 server ...
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4answers
20k views

Installing PHP 5.3 on Ubuntu server

Quite simply, what is the easiest and most stable way to replace an apt-get installed PHP 5.2 with the new PHP 5.3 on an Ubuntu 8.10 server?
0
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1answer
894 views

Setting the right screen resolution for Ubuntu

Under "Screen resolution" in Ubuntu, I don't have my screen's native resolution (SyncMaster 226BW). What's the right way to make Ubuntu detect it? Udi
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4answers
18k views

Ubuntu startup scripts

I have been getting problems when trying to create a startup script in Ubuntu 9.04. I followed this guide but it didn't work: http://embraceubuntu.com/2005/09/07/adding-a-startup-script-to-be-run-at-...
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7answers
3k views

Dropped IP traffic with a multihomed server

(Before getting into details, I'm presenting this problem with Apache and SSH as an example, but this is not specific to TCP traffic, it is the same problem with both TCP and UDP based protocols.) I ...
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2answers
2k views

Home directory mounted read only file system

I'm using Ubuntu server 9.04 My home directory mounded Read only filesystem $ ls Access-Your-Private-Data.desktop README.txt $ cat README.txt THIS DIRECTORY HAS BEEN UNMOUNTED TO PROTECT YOUR DATA....
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2answers
751 views

use VirtualHost feature to share port 80?

My Ubuntu server has this in /etc/apache2/sites-enabled/002-foosite <VirtualHost 72.14.xxx.yyy:80> ServerName foosite.com ServerAlias www.foosite.com DocumentRoot /home/bar/...
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8answers
7k views

What next after Ubuntu? Arch Linux / FreeBSD / Gentoo [closed]

I have been using Ubuntu, mainly as a production system for a very long time. Fedora Core and Mandrake before that. I am a developer, mostly working over networking core - L3/L4. I wish to graduate to ...
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vote
6answers
10k views

Remote-desktop into Ubuntu 9.04 from a Windows PC

My server is Ubuntu 9.04 and I want to 'remote-desktop' into it from my Windows PC. vnc4server is not working even though I confirm that the services are running on the Server PC - 'connection has ...
1
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3answers
2k views

Using BackupPC to backup Linux server to a windows network drive?

I have installed a new ubuntu server that runs subversion and a intranet. This is currently not being backed up so I installed BackupPC onto this server also. It currently backups to /var/lib/...
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4answers
2k views

Subversion server running on VPS incredibly slow: how to diagnose?

We're running a Subversion server on a Linux VPS over HTTP (so the URL is http://repository/svn/project/trunk) but it is stupidly slow. By slow I mean at most about 4KB/s checkouts and checkins. Test ...
2
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2answers
2k views

KVM bridge trouble in Ubuntu (server 9.04)

I make virtual environment with Ubuntu+KVM. It is the following constitution, but it is lent IP (192.168.1.2) ubuntu02 by DHCPD, and the same IP seems to be lent to ubuntu03 router/dhcpd - ...
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4answers
2k views

Network manager keeps creating DHCP connection

I have this problem on at least two separate machines, both of which currently run Ubuntu 8.10. Both machines are desktop machines connected to a LAN by a wired connection. Both networks have static ...
21
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6answers
30k views

Need to fix file permissions in a user's home directory

Does anyone have a tool or script that will recursively correct the file permissions on a directory? On an Ubuntu Linux machine, a bunch of files were copied to a USB disk with full 777 permissions (...
5
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7answers
14k views

USB drive changes name from /dev/sdb to /dev/sdc (and back again) when copying?

I have a usb drive mounted to a folder in an Ubuntu 9.04 server installation. The mount options are stored in /etc/fstab for easy mounting/dismounting: # <file system> <mount point> <...
3
votes
3answers
4k views

Indexing PDF files on Ubuntu

I'm looking for a solution in Ubuntu that indexes PDF (and ps?) files for searching later. The criteria would be: Compatibility: Often extracting text varies, depending on what software was used to ...
2
votes
1answer
785 views

Ubuntu fails on certain DNS lookups

I have a dual boot system running Vista and Ubuntu. There are certain DNS lookups that don't work on ubuntu (chat.freenode.net, releases.mozilla.org and the YIM server to name a few). All these work ...
2
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2answers
424 views

Using a Patched libresolv and OpenSSH on Ubuntu

We've got a couple of dozen Ubuntu systems (ranging from 8.04 to 9.40, both desktops and servers with only serial console access on which we'd like to run a patched version of glibc. In particular, ...
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votes
6answers
17k views

Active Directory vs OpenLDAP

This is for a small company (12 developers) who haven't implemented any centralized user database - they've grown organically and just created accounts on computers as they needed. From a management ...
2
votes
6answers
9k views

Where do I find other drives on Ubuntu?

On MacOS X I can access other drives under "/Volumes". Where do I have to go for the same under Ubuntu 9.04?
1
vote
1answer
593 views

Syntax highlight in bugzilla

I have Bugzilla installed on Ubuntu Server. Is that possible to add syntax highlight to Bugzilla comments (for C++ code)? Now code pasted in comments looks not well formatted and it makes harder to ...
3
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2answers
1k views

DynDNS and mail servers

I have set up an Ubuntu box with EXIM4 for handling my email, for now I only care about outgoing email. My router manages my DynDNS.com psuedo static-IP addressing. Port forwarding for port 25 is ...
2
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3answers
514 views

Why the strange Ubuntu MySQL version?

On my local desktop I'm running Ubuntu 9.04, Jaunty. I've got mysql-server installed, the version is "5.1.30really5.0.75-0ubuntu10.2" that's a very strange version string. Why is it "...really...." ?
2
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1answer
3k views

Running BIND9 In chroot

I am trying to running bind9, on a ubuntu box, in a chroot jail, as discussed in "Linux System Administration" (Adelstein & Lubanovic). The command "sudo /etc/init.d/bind9 start" is generating ...
2
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4answers
595 views

How to find out all the software packages installed by default on a linux install?

I am thinking of getting a VPS and using Ubuntu with it. I've installed linux on home servers and I almost always choose a very bare system and then install packages manually after the install is ...
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2answers
1k views

How can I tell which package updates will require a reboot or service restart?

One of our boxes is running Ubuntu 8.04 LTS. Most Ubuntu package upgrades are trivial and don't affect availability much. How do I tell which packages are going to cause an outage before applying them?...
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5answers
6k views

Cannot connect to apache listening on http://localhost/ without a network connection

I have not tested on windows. but in ubuntu when you disconnect from the network, start Apache, and enter localhost in any browser, it does not show the page it is supposed to show. 127.0.0.1 ...
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2answers
9k views

Apache “allow from” rule only works with ip addresses

I have a pretty simple apache2 setup on a personal server - i.e. very little customization in the configuration file except for allow/deny rules, and I just upgraded Ubuntu versions from 8.04 - 8.10 ...