Ubuntu 10.04 (Lucid Lynx), is the twelfth release of Ubuntu from Canonical.

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Ubuntu 10.04 slow on a Dell Optiplex 360

My desktop is becoming very slow - even when the load as displayed by the w command is around 2 or so. I run eclipse, crashplan, dropbox, and some times matlab. Chrome is the browser used. I have 4GB ...
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204 views

multiple printer entries shown for HP Officejet 4500 in CUPS system-config-printer 1.2.0

I upgraded from 8.04 to 10.04 in September. When I access System > Administration > Printing, I see multiple printers although I only have one connected i.e. I see: Officejet_4500_G510a-f (green ...
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Mouse not working on Ubuntu 10.04

Previously my mouse was working fine on Ubuntu 10.04. Now, starting today, it stopped working. I tested with 2 other mice, but it's still not working. The mouse is turning on though, I see the ...
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1answer
198 views

Ubuntu machine users logging into the same ssh session?

I'm not entirely sure of the set-up, but there is an ubuntu machine at work that we use a shared account to log in. However if anyone else is logged in on the account you enter their session. I.e. you ...
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1k views

hp officejet 4500 detected by sane-find-scanner but not lsusb or Simple Scan in Ubuntu Lucid

I upgraded to ubuntu 10.04 from 8.04 recently. When I try to use Simple Scan it says "No scanners detected". sane-find-scanner detects my printer/scanner but lsusb does not. Also I am able to print ...
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1answer
493 views

Trouble implementing ssh-agent forwarding across ssh and then su

I've got a web server with a dedicated unprivileged user who runs the apache instance on the box. The php code for the app the web server runs is in a private github repo that I occasionally need to ...
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2k views

No sound in HTML5 video

I'm embedding an ogg video in a webpage using the html5 video tag, but it plays without sound. The code I'm using is <video width="320" height="240" controls="controls"> <source ...
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1answer
150 views

Apache directory authorization bug (clicking cancel gives acces to partial content)

I got a minor problem (as the site is not high priority) but still a very interesting one. I have an apache root domain wherein other sites live "/var/www/" And I have foo.example.com forwarding to ...
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184 views

Make Sending Alternate Username to Printer Queue Permenant

I am currently having trouble to print file to a userid protected network printer. The problem is that my username is not what they want. Well, I can print files from terminal: lpr -p [printer name] ...
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1answer
77 views

Writing scripts for use on multiple system with change in some variables etc

The title may not be much clear. I have written some scripts for housekeeping tasks on the Ubuntu servers we maintain. When ever there is a new deployment for a client, I have to change user ids, ...
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269 views

Image to PDF quality

I am converting multiple jpg images to a single PDF using following command convert *.jpg mybook.pdf but the pdf quality is not good. Is there a way to retain the original quality of images in ...
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Configuring bridged network connection — Windows 7 host, Ubuntu 10.04 guest — VMWare Workstation 8

Here is my IPCONFIG /ALL from the host (Windows 7 64-bit): Here is my IFCONFIG from the guest (Ubuntu 10.04): To be honest, I don't have experience configuring a network between a host and a ...
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749 views

How do I set FQDN on Ubuntu 10.04 for Apache to recognize it

/etc/hosts: 10.0.11.162 mpcore.bts.md mpcore 127.0.0.1 localhost.localdomain localhost ::1 mpcore localhost6.localdomain6 localhost6 # The following lines are desirable for IPv6 capable hosts ...
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1answer
2k views

Java JRE: Setting default heap size

I'm having trouble with Java on a virtual server, it always gives me the following error: # java Error occurred during initialization of VM Could not reserve enough space for object heap Could not ...
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2answers
603 views

VMWare Workstation 8.0: Entering core quantity for a PC with a quad-core processor

I am at the point in installing Ubuntu 10.04 in VMWare Workstation 8.0 where the following dialog box appears: My physical PC has a AMD 970 B.E. quad-core processor. I've never installed an OS in ...
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3answers
1k views

What is causing the CD Tray to open & close randomly?

I have a freshly completed install of Ubuntu 11.04, and the CD tray opens and closes all by itself. I cannot detect any pattern to when, or why. I've rebooted, and disconnected all networking (both ...
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1answer
988 views

How to remove swap partitions from RAID 1 Array on Ubuntu?

Can anyone point in the right direction on how to remove SWAP out of a RAID1 configuration on Ubuntu 10.04 server? According to the Ubuntu Advanced installation guide, here, it said to add swap to the ...
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493 views

Can two Linux partitions use the same swap space?

I have Ubuntu 10.04 and Windows 7 installed on my machine, due to some reasons I need to install one more copy of Ubuntu.. Is it possible that the new Ubuntu uses the same swap space used by previous ...
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2answers
817 views

What are the limitations of crontab?

Hardware considerations aside, are there any limitations on: The maximum number of cron jobs that can be scheduled for a single user The maximum number of CONCURRENT jobs that can be scheduled for a ...
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646 views

Using FTDI device with Ubuntu on VMware virtual machine

Now that I can connect a USB devices to Ubuntu on VMware Player on Win 7, I tried to use my Altera FPGA dev board. This board contains a FTDI bridge allowing it to connect to the PC via a USB port. ...
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1answer
24k views

Why VMware Player does not recognize USB devices?

I am running Ubuntu 10.04 LTS as a guest OS via VMware Player 3.1.4 build-385536 over Windows 7 Home Premium host OS. This runs on a HP Pavilion g7-1173dx laptop. At the Virtual Machine... menu > VM ...
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Using xsplash in ubuntu lucid 10.04

Is there a way of using xsplash in ubuntu lucid 10.04? I know there's lots of information out there on the internet stating its impossible, but as we all know, nothing is impossible. If there's a ...
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1answer
311 views

Laptop restarts again and again

Recently my laptop being restarted again and again, this occurs in both Windows and Ubuntu (I have installed both of them on my laptop). I did not have this problem before when I was using just ...
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1answer
1k views

wpa_supplicant wlan debug RaLink RT2760

I'm attempting to use a RaLink RT2760 Wireless 802.11n 1T/2R Cardbus. This card auto-configures beautifully under Ubuntu 11.04, but I have a need for 10.04 LTS server, so I'm re-imaging. I configure ...
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How to change resolution in Ubuntu 10.04, where xvinfo is showing no adapters present?

I am trying to maximize my resolution where I have Resolution: 800x600 (4:3) and Refresh rate: 61Hz I tried the following, but it did not work: $ xvinfo X-Video Extension version 2.2 screen #0 no ...
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How to access data on XP from ubuntu 10.04 inside VMPlayer? [duplicate]

Possible Duplicate: How to do networking between virtual machines in VirtualBox? My OS is windows XP and I run ubuntu 10.04 through VMPlayer. Is there a way that these two OSs can share a ...
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692 views

How to copy over and use a 6GB Microsoft Oulook 2010 .pst file

I had a Win 7 computer that gave a blue screen. I got a replacement. I used Ubuntu Live cd on the one that crashed to salvage my data. Among many things I have a 6GB MS Outlook 2010 .pst Inbox ...
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1answer
1k views

How to change the Linux display user name on the prompt

Choose Menu System->Administration->Users and Groups I am able to see my Users Settings as follows: User name: mike Then why I still see the following prompt line? user@ubuntu:~$ echo $USER user ...
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5k views

My HP ProBook 4530s got much hotter with Ubuntu Linux than Windows 7

I have a ProBook 4530S with Windows 7 on it. I've got the software drivers from here. I just installed Ubuntu 11.04 x64 on it. I am noticing that the notebook became much hotter, even after ...
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3answers
1k views

Redirecting Command output to file

This seems so simple when doing it from command line but I'm not able to accomplish it inside a script. I am trying to put output of following command into a text file: CMD= mysql -uroot -psecret -e ...
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1answer
696 views

Is it sufficient to put my configuration file under /etc/logrotate.d to logrotate?

I currently have a Django app running on Ubuntu under Apache. The Apache logs are generated at: /home/user/django/myproject/log/apache_access.log /home/user/django/myproject/log/apache_error.log ...
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VirtualBox freezes when using anything but NAT

I have an Ubuntu(10.04.3 64bit server) guest VM on an ubuntu(11.04 64bit desktop) host. The guest VM defaulted to the first network adapter as NAT. Now I want to enable bridged mode, but every other ...
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1answer
1k views

FTP LIST command fails between between host OS and guest OS

I'm having trouble setting up FTP between my host OS (Windows 7) and guest OS (Ubuntu 10.04). I used the network settings in VirtualBox to setup port forwarding on 80, 21, and 22. Accessing the ...
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717 views

Ubuntu, apache - sudoers problem

I need to execute a script via php (php5.xx), server running apache2 (Ubuntu 10.04). The script needs to be executed as another user. I added following lines to /etc/sudoers file: Cmnd_Alias ...
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1k views

Disable Snap To Edge Feature in Gnome 2

Is there a way to disable the snap-to-edge feature in Gnome 2 on Ubuntu 10.04 LTS. I'm pretty happy with Gnome so far, but I don't have a big monitor and I'd really like to be able to move my windows ...
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156 views

Not able to upgrade my Ubuntu distribution

I am using Ubuntu 10.04 "Lucid". I wanted to upgrade my distribution to 10.10. When I performing th upgrade in Update Manager, I get an error message. I have even tried to update via console as ...
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8k views

How do I set up grub2 with Xen?

I am booting a new Xen kernel and it all goes fine up until some point during the boot process when the machine reboots without warning. Unfortunately, I don't see errors flash up just before that ...
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2k views

Unable to close SSHD on IPv6 TCP port

I'm running Ubuntu 10.4 and I've tried disabling IPv6 as I don't currently need it. I rand the following to disable IPv6 and then rebooted my server: echo "#disable ipv6" | sudo tee -a ...
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1answer
2k views

Configure Ubuntu hostnames

I'm trying to configure a Ubuntu 10.4 server and have a little confusion with configuring with hostnames. My domain is example.com and the hostname would be one. If I'm correct, when I've configured ...
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1answer
2k views

VirtualBox Ubuntu target filesystem doesn't have /sbin/init

When I start my Ubuntu Guest OS in the VM, a stream of errors fly by and here's what I see at the end. mount: mounting /dev on /root/dev failed: No such file or directory mount: mounting /sys on ...
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1answer
11k views

How do I apply a patch to my Linux kernel?

I am trying to compile the iscsi-target software SCST. It wants me to apply a patch to my Linux kernel in order to allow for certain performance gains. The problem is I still new to Linux development. ...
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Where is this file system, /cpu/pal on Ubuntu

while reading some answers here on SU, I see that this answer mentions of using the below command cat /proc/pal/cpu0/cache_info on a Linux system(no distribution mentioned there in the answer) to ...
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1answer
521 views

Network external hard drive reports not enough free space

I'm running an Ubuntu (10.04) Samba server on a local network. The server has a 50GB internal drive with only 24MB free. I've shared a folder /samba from that drive. I also have a 1TB NTFS external ...
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1answer
4k views

Gedit - how to set default encoding opening?

I would like to somehow make Gedit on my sister's laptop to open text files in Windows1250 (CP1250-Winlatin2) encoding by default. She has a plenty of ebooks in txt format and opening them in ...
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22k views

When creating a symbolic link, how do I troubleshoot 'too many levels of symbolic links'?

I'm trying to create a symbolic link on Ubuntu 10.04 it says: me@laptop:~/PHPUnit$ ls assertions.php LICENSE PHPUnit README.markdown build.xml package.xml phpunit.bat ...
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641 views

How can I relax the X security constraints for the jenkins daemon?

It works fine on the commandline, when I do xhost + su - jenkins emulator -avd myAVD.avd but emulator -avd myAVD.avd executed by jenkins daemon fails with "SDL init failure: No ...
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1answer
2k views

How can I start the Android SDK manager with non-root shell?

Login as user myuser. To become root and run Android SDK manager: su - /var/lib/jenkins/android-sdk-linux_x86/android all is well. Then to become user jenkins and run Android SDK manager: ...
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3answers
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Where are man pages stored in Ubuntu?

I hope my question isn't too trivial, but I've never actually needed to know this before. In which directory can I find the files of the man pages, i.e. the read-only text file opened when you type ...
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1answer
1k views

How to access Mysql installed in windows host from ubuntu guest?

I am running Ubuntu as a guest on a Windows 7 host machine. I am using VMware Workstation to run the guests. I have installed MySQL on the host. I want to access this MySQL database from my Ubuntu ...
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2answers
4k views

What is the meaning of kill %1

I have seen the following command: $ kill %1 What is the usage of this statement?