Ubuntu 12.04, named "Precise Pangolin" is Long Term Support (LTS) release of Ubuntu Linux. LTS releases receive updates for 5 years and have available paid support from Canonical. The version number comes from the year and month of release (April of 2012).

learn more… | top users | synonyms

3
votes
0answers
22 views

simple Nginx config not working

I am a developer with absolutely no server experience, this project I'm working on is my first foray into the world of servers. Basically I have to host an API online, on a Linode server running Nginx ...
-1
votes
0answers
8 views

Cobbler Ubuntu 12.04 netcfg failure

I am using Cobbler to PXE boot cluster nodes and install Ubuntu 12.04. I have made Ubuntu 14.04 work with Cobbler and the cluster but Ubuntu 12.04 is showing weird errors at the start of the OS ...
2
votes
1answer
58 views

Can't run binary executable on Ubuntu 12.04

I get the following error: ./cataclysm: command not found when trying to run this executable on a Linux server over SSH. when I run ldd cataclysm, I get: linux-gate.so.1 => (0xf7759000) ...
3
votes
2answers
964 views

No network loopback device after security update ubuntu 12.04

I've had Ubuntu 12.04 on a server for the last several months, with everything working fine. Last night I did an aptitude update && aptitude safe-upgrade to bring in all the latest security ...
1
vote
1answer
1k views

xen Dom0 network setup on ubuntu 12.04.1 LTS

I read a lot of tutorials (or at least try to be) but none is able to explain well how to configure networks for xen host. my Dom0 has two interfaces eth0 (real interfaces) and virbr0 (I guess was ...
5
votes
1answer
900 views

Riak “error”:“insufficient_vnodes_available”

We have 4 nodes Riak installation. They are running on Ubuntu 12.04 LTS Precise installed servers. We have installed 1.1.4 at August 1st 2012 and upgraded 1.2.0 when its available. Server names are: ...
0
votes
2answers
2k views

Install Navicat for MySQL on Linux Ubuntu 12.04

How do I install Navicat on Ubuntu Desktop 12.04? I have just configured a new Ubuntu 12.04. Because I'm not so familiar with the command line, I prefer to use Ubuntu Desktop so that I can have a ...
0
votes
1answer
222 views

Can't figure out how to get started with powerdns-recursor lua scripting

I have a server (Ubuntu 12.04) where I run powerdns-recursor. I'm trying to add some logic to certain requests and have got my target set on lua scripting for powerdns. I don't seem to be able to ...
1
vote
1answer
940 views

Getting AWStats to work in Ubuntu 12.04

I'm new to apache and i'm trying to set up AWStats on my ubuntu 12.04 server. I've followed the guide at Ubuntu docs https://help.ubuntu.com/community/AWStats I set it up according to the ...
0
votes
1answer
690 views

collectd stores NaN instead of correct value in ubuntu 12.04

I installed collectd using sudo apt-get install collectd on my ubuntu 12.04, but it just collect NaN values in the rrd files. for example for file named memory-used.rrd this is the values it saved. ...
-1
votes
0answers
31 views

VirtualBox: error NS_ERROR_FAILURE (0x80004005) when starting a newly created VM

I'm trying to create a new VirtualBox, but am getting NS_ERROR_FAILURE (0x80004005). Googling suggested it's because of changes in the VM, or of certain ISOs. However - this is first time I install, ...
0
votes
1answer
1k views

net err connection timed out

I have Apache/2.2.22 on Ubuntu 12.04. Apache is set as reverse proxy server. So when accessed from a remote system, the page and contents are displayed. But after some time the server seems to ...
2
votes
2answers
1k views

Cannot connect on TFS 2012 server through SSL with invalid certificate

I saw the problem on some forums and even here, but not as specific as mine. So here's the thing, So I've configured a TFS 2012 server, on one of my personnel server at home, and now, I'm trying to ...
1
vote
1answer
2k views

Grub install failing on Hardware RAID with LVM

I have a SuperMicro box with an Areca RAID controller installed. The RAID controller is configured for RAID 6 + Hot Spare. I am attempting to install Ubuntu 12.04 LTS. I set up LVM with separate ...
4
votes
9answers
18k views

Vagrant Error: Connection timeout. Retrying

I have a server with Ubuntu 12.04, Virtualbox 4.3 and Vagrant 1.5.1. I'm trying to use this box http://puppet-vagrant-boxes.puppetlabs.com/centos-64-x64-vbox4210.box however unsucessfully. When I run ...
3
votes
2answers
11k views

Error 2013: Lost connection to MySQL server during query when executing CHECK TABLE FOR UPGRADE

I just upgraded Ubuntu from 11.10 to 12.04. My rails app now returns the (passenger) error "Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111) (Mysql2::Error)". I ...
1
vote
2answers
531 views

After update, Ubuntu booting into black screen (but ssh working)

I am running Ubuntu 12.04.2 LTS on HP ProLiant server. After recent update (using apt-get update and upgrade), it boots into black screen. BIOS Post screen still shows normally, but when the OS ...
0
votes
1answer
1k views

Issues in monitoring apache tomcat server using Monit

I have installed Monit using the following command in Ubuntu Linux 12.04.1 server sudo apt-get install monit My main goal in using Monit is to restart my - MySQL and Apache tomcat services ...
1
vote
1answer
36 views

Apache 2.2 / MySQL Overload of Ubuntu Server

I've run into a problem and I just can't seem to figure out how to solve it; I have a regular Ubuntu 12.04 Server with apache 2.2 running a website. Every now and then the server overloads and starts ...
2
votes
1answer
284 views

mkfs fails to create a new xfs partition

I am using Ubuntu LTS 12.04 server installed as a virtual machine on VMware Workstation. Recently, I extended the logical disk. I used sudo fdisk /dev/sdb command and i created an extended disk that ...
1
vote
1answer
979 views

Initializing portracker database files in nfsen

I have configured nfsen on Ubuntu. After that I configured PortTracker plugin but database files cannot be initialized. #cd /usr/local/src #wget ...
-1
votes
1answer
36 views

Postfix aliases db: No such file or directory

I am trying to use a postfix on a local Ubuntu 12.04 with ZoneMinder. I installed from Ubuntu Desktop the Postfix package and its dependency. Now if I try to send email with following command it ...
0
votes
1answer
941 views

DirectoryIndex works in htaccess but not in apache2 .conf files

I need my Ubuntu install to use index.php as the default file. Added DirectoryIndex index.php to /etc/apache2/apache2.conf Added <Directory /path/to/website/root/> ...
0
votes
1answer
897 views

Failed upgrade of PHP on Ubunutu 12.04, error: Sub-process /usr/bin/dpkg returned an error code (1)

I just tried to upgrade my version of PHP on Ubuntu 12.04 and now I have messed it up. First I did this: sudo add-apt-repository ppa:ondrej/php5-oldstable Then I did this: sudo apt-get update ...
6
votes
2answers
985 views

Grub2 reports physical volume pv0 not found on server non bootable anymore

I first installed my ubuntu server (11.10 amd64) using lvm but not fully mastering the concept of it. I think that's partly what made the mess of partitions on my two disks (seems to me). I installed ...
0
votes
2answers
107 views

sudo -i not behaving as expected

Why sudo -i command is not setting the TERM, PATH, HOME, SHELL, LOGNAME, USER and USERNAME on my fresh Ubuntu 12.04.1 LTS as decribed in the manual? # sudo -u johnny -i echo $HOME && echo ...
0
votes
1answer
141 views

Rackspace Ubuntu 12.04 apache2 causing Out of memory

After less than 2 hours uptime, my Rackspace server (1CPU 1GB RAM 40GB) memory is used up by /usr/sbin/apache2 -k start which ends up killing my wordpress site. QUESTION 1: Why is this happening ...
7
votes
2answers
378 views

Prevent Apache from starting after apt-get install

When I apt-get install apache2 the server starts automatically when install completes, and the default Apache configuration makes everything in /var/www/ accessible to the client side. Thus if I have ...
3
votes
2answers
1k views

Chef 'notifies' fails to restart or reload services

I'm using chef-solo v10.12.0 to configure an Ubuntu 12.04 VM, and I keep running into an issue where services don't restart or reload as expected when a configuration file is changed. There are no ...
0
votes
1answer
1k views

Using Ubuntu 12.04 + Apache 2.4 + Php 5.5 : WebDav Possible

I had ubuntu 12.04 LTS + Apache 2.4 + PHP 5.4 installed via ondrej packages. I upgraded to PHP 5.5, and it seems now impossible to launch webdav extension for apache. The apache mod webdav can't be ...
0
votes
1answer
1k views

/etc/init.d/iptables-persistent start returns fail but seems to work

I am trying to activate iptables-persistent on an Ubunutu server. Config files are located in /etc/iptables/rules.v4 /etc/iptables/rules.v6 I have installed the iptables-persistent package. ...
1
vote
2answers
35 views

Ubuntu 12.04 unmet dependency error

I am getting the following unmet dependency issue with Ubuntu 12.04 this happened after the /boot got filled up and had to remove some of the old kernel packages manually. There are no external ...
0
votes
2answers
46 views

Server migration and DNS propagation

We're moving our store to a new server with a new IP address and I'm trying to determine if there is a way to minimize the number of users who still "see" our old site during DNS propagation. Right ...
1
vote
0answers
12 views

ubuntu 12.04 ruby1.8 depends on libreadline5 which does not exist any more?

I just built a new 12.04 ubuntu box and tried to install puppet package. This failed because it could not load ruby1.8. After some fiddling around I tracked the issue down to the fact that the ...
3
votes
3answers
2k views

Install Ubuntu truncate command to Mac OS X 10.7

Is there any way to install Ubuntu's truncate command to Mac OS X 10.7 in order to use the command in Terminal shell?
3
votes
3answers
2k views

Installing php5-imagick in Ubuntu 12.04 w/ ondrej packages results in dependency error

I've been trying to setup an Ubuntu 12.04 VM that is running PHP 5.4 with the imagick module. All the results I find on google say to use the ondrej packages, which for the most part works perfectly. ...
0
votes
1answer
658 views

Varnish doesn't cache anything: varnishstat always with 0 ratio

I've set up apache and Varnish, no particular configuration involved (apache on 8080, varnish serving pages at port 80). I also dropped cookies in Varnish to ensure maximum caching of Wordpress sites. ...
0
votes
1answer
93 views

Ubuntu 12.04.5 is installing Apache 2.4 not 2.2

I have a VPS running Ubuntu 12.04.5, lsb_release -a output: No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.04.5 LTS Release: 12.04 Codename: precise ...
1
vote
0answers
47 views

ModSecurity on Apache 2.2 in EC2 - HTTP Status 413 messages dropped

Hi I am running Mod_Security on Ubuntu instances in EC2 behind an Elastic Loadbalancer. The app is a Ruby App. I have set SecRequestBodyLimit 293601280 When I upload files below that size, they ...
1
vote
2answers
288 views

How to install build-essential on Ubuntu 12.04 - gcc and g++ dependency issues

I have just installed Ubuntu server 12.04 LTS. I am trying to install build-essential package; however, when I try to install it I receive the following error: Some packages could not be installed. ...
0
votes
1answer
110 views

Iptables block layer 7 DDoS attacks

Recently I've been experiencing lots of layer 7 ddos attacks to my website. Specifically an HTTP GET request flood on the index page. (~20k r/s), my server is at OVH, so it's not overloading the pipe, ...
9
votes
2answers
6k views

Ubuntu Server hanging on adding swap

A fresh install of Ubuntu Server is refusing to boot and hanging on "Adding 524284k swap on /dev/mapper/test--vg-swap_1. Priority:-1 extents:1 across:524284k I can get around this by dropping onto ...
1
vote
0answers
38 views

Need to add new hdd on existing ubuntu server 12.04 [closed]

I'm having Ubuntu server 12.04LTS as my local with 500GB HDD. Now I added one more 500GB with this. But, I can't able to find the new one in /media. While trying with sudo fdisk -l I got this. ...
1
vote
0answers
53 views

sshd croaks daily with “invalid open call: O_CREAT without mode”

One of my servers has daily issues. When I log in via SSH or SFTP, I get the error below. When restoring it via a remote console, I need to purge and reinstall openssh-server. This is not enough, I ...
0
votes
2answers
4k views

Can not open port 3306 on Ubuntu using iptables

I am trying to open port 3306 (for remote mysql connections) on my ubuntu 12.04 server machine but for the life of me can't get the damned thing to work! Here is what I did: 1) list current firewall ...
2
votes
2answers
2k views

Mysterious error with php5-fpm

I'm having a very difficult case with latest php5-fpm (from debphp) and nginx 1.4.3 on Ubtuntu 12.04LTS. In short, I cannot start php5-fp at all, I keep getting this error in syslog: kernel: ...
8
votes
5answers
246 views

High load due to I/O wait in Ubuntu 12.04 on EC2 instance

I am using Ubuntu server 12.04 , having trouble finding cause of load, I have seen change in response time of server from past week after reading Linux Troubleshooting, Part I: High Load It seems ...
0
votes
1answer
455 views

Joomla Extension Uninstall Causes 502 Bad Gateway

We have a VPS with some PHP websites hosted on our Ubuntu 12.04 LTS servers using NGINX. In a Joomla 3 site, when uninstalling an extension that errors out, the page shows an NGINX error page with a ...
0
votes
2answers
6k views

Recommendation for PHP-FPM pm.max_children, PHP-FPM pm.start_servers and others [closed]

I have the following server: Intel® Xeon® E3-1270 v2 Single Processor - Quad Core Dedicated Server CPU Speed: 4 x 3.5 Ghz w/ 8MB Smart Cache Motherboard: SuperMicro X9SCM-F Total Cores: 4 Cores + 8 ...
1
vote
0answers
44 views

TLS server extension

We have an Ubuntu 12.04 server with Tomcat and Nginx webservers on it to serve two different portals. Tomcat is serving on 443 port and Nginx is serving on 8443 port. And this server got latest ...