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).

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Gnokii SMS issue

I am trying to setup a linux machine (Ubuntu 12.04 64bit) to send out SMS messages from a Nokia phone (Nokia E50) plugged in via USB through Gnokii. I have downloaded/installed Gnokii, having edited ...
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25 views

Network Traffic fluctuating, even with loopback

I am using iperf tool to benchmark my network interfaces on two identical machines (Dell Blade Server M620). Both have given different results. On 1st machine, I ran server and clients as: Server =...
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65 views

Web Server The connection has timed out everyday

Recently, my web server cannot be access. It give me The connection has timed out. The server at IP_ADDRESS is taking too long to respond. Server reboot fix the problem. but the problem appear the ...
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1answer
357 views

Unable to Boot Ubuntu 12.04.5 VM running on Hyper-V 2012 R2

We have a VM running Ubuntu 12.04.5 which we're currently experiencing issues with that will not boot up correctly. Based on my research it appears there are known issues with some storage drivers ...
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70 views

Disable PHP in subdirectory, but allow in parent directory

I'm using multiple virtual hosts on Ubuntu and want to disable PHP in a sub-directory from within httpd.conf (not from .htaccess) Here is the virtual host's configurations <VirtualHost subdomain....
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132 views

Configuring Apache 2.2 mod_proxy for Node with Socket.IO 1.3.5

I am using mod_proxy to proxy my port localhost:4001 to point to whatever my SeverName is set to. This works as expected. The problem is that through this proxy somehow the websockets are not being ...
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46 views

Can't make SPDY work on Apache 2.2.22 (Ubuntu 12.04 server)

I'm trying to enable this apache module. I did everything this documentation from Google says: https:// developers.google.com/speed/spdy/mod_spdy/ However, if I use "SPDY indicator" chrome extension ...
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156 views

Node.js w/ Apache, same IP, different ports. Virtual Host config breaks normal Apache (Site on 80) access?

We have clients who don’t want to open port 3000 on their firewall and our app uses that port for Node.js. Been trying to find a way to redirect port 3000 (node.js) traffic so we can bring our site ...
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1answer
46 views

login failure on Ubuntu 12.03 when user exists and correct password entered

I manage an IT lab for students.I am experiencing this weird problem on some of our computers in the lab that i can login on some of the computers and can't login on some of the computers. These ...
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621 views

tomcat8, java8, Unable to compile class for JSP

I have two computers, both running tomcat8, java8, on Ubuntu. The same webapp runs correctly on one computer, but throws a "JasperException: Unable to compile class for JSP" error on the other ...
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117 views

Ubuntu Allow users access to roots “screen” command, also restrict which screens they can attach to

I'm trying to allow a user to connect to the screens that the root user has. When another user does "screen -ls", it shows "No Sockets found in /var/run/screen/S-USERNAMEHERE". In addition to this, ...
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61 views

Install RocketRaid 644L Raid Controller driver on Ubuntu

I bought a RocketRaid 644L and get stuck at driver installation. uname -a Linux hb38-backup 3.2.0-41.generic #66-Ubuntu x86_64 GNU/Linux lsb_release Description: Ubuntu 12.04.2 lspci RAID bus ...
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1answer
44 views

Apache view access history of specific file

I was on a support chat with someone for a piece of software I have installed on my Ubuntu server, and he had direct access to an SQL file that has valuable information on it, because he knew my ...
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50 views

Groundworks Console

I am currently having an issue with access to our Groundworks console. I have a Ubuntu 12.04 machine running on VMware Player, we can login to the GWOS console but all the tabs display the following ...
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1answer
552 views

Apache and php5 fail on ubuntu server

I update a PHP 5.5.28-1+deb.sury.org~precise+1 (cli) and have apache Apache/2.2.22 but when run a restart apache2 apache2: Syntax error on line 216 of /etc/apache2/apache2.conf: Syntax error on ...
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350 views

Error trying to install any package on Ubuntu 12.04

after: apt-get install curl I get: Reading package lists... Done Building dependency tree Reading state information... Done You might want to run 'apt-get -f install' to correct these: The ...
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20 views

If XEN can convert my installed OS to guest OS? [closed]

Need to run multiple OS (Windows 7, Ubuntu 14.04, 12.04). Never use XEN before. Just want to check: Does XEN have to be installed on top of some OS? Can it be installed directory on a fresh computer ...
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1answer
129 views

why is are there dns host names in my iptables entries? (fail2ban)

I recently installed fail2ban which has begun blocking bad ssh attempts. I also set up an additional filter to permanently ban repeat offenders. I notice now that there are some entries in my ...
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1answer
128 views

Strange symbols in /var/log/auth.log

I just installed fail2ban after realizing that there were tenthousands of attempts to log into one of our servers over SSH. After installing fail2ban, the log bloat stopped, but I still wanted to ...
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1answer
121 views

Installed KVM, but Virtual Machine Manager says localhost(QEMU)

My understanding is that KVM uses the CPU virtualization properties and is much faster than QEMU, which is emulation. I used the Virtual Machine Manager to create the virtual machine. I am nearly ...
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1answer
199 views

Bind9 recursive queries have intermittent very long response times

I'm running BIND 9.8.1-P1 caching server on Ubuntu 12.04 LTS on kernel 3.2.0-86-generic-pae. I've been banging my head against the wall trying to figure this out for weeks and I just have no idea ...
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1answer
42 views

Apache2 new VirtualHost entry can not find server - DNS issue?

I'm using Apache2 on Ubuntu 12.04.5 LTS server. Server is my company (work) server and has a public IP, moreover, it hosts about 5 different pages which are available worldwide, I mean, on the ...
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70 views

Real-time Filesystem Replication between 2 NAS and ubuntu 12.04.3

I have two 16TB NAS setup and are mounted on one server. What is the best way to implement real-time file replication of write to 1 NAS to the second NAS. I can mount the 2 NAS in one server but I'm ...
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95 views

Ubuntu 12.04 Router Firewall TTFB Delay

I use Ubuntu Server as my router/firewall for my network for a number of reasons. Until recently, I was using 10.04 with great success for this purpose. The OS provides DNS lookup and DHCP using ...
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1answer
76 views

group permissions on directory being ignored for user

It seems that there is a Linux user (on an Ubuntu 12.04.4 server) who is unable to access a shared directory, even though that user belongs to the group which owns the directory. Here is an example ...
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56 views

not able to create openvpn tunnel for two interface host

I am new to openvpn. I try to create openvpn tunnel between two hosts. Both hosts have two interfaces. Say eth0 and eth1. So I created two config files, server.conf, server1.conf. At client side, ...
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99 views

Inconsistent “unable to open database file” error from a CGI program using SQLite

I've been running a task program for a psychology experiment on my virtual private server with lighttpd 1.4.28 and Ubuntu 12.04. The experiment is a CGI program written in Perl using a Perl module I ...
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1answer
45 views

PHP-FPM on Linux, SCHED_BATCH or SCHED_OTHER?

I have a Linux webserver (Ubuntu 12.04, kernel 3.2.0) running Magento with quite a number of PHP-FPM child processes. Since Magento is a heavy framework, I often see several child processes to baloon ...
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1answer
370 views

apt-get unmet dependecies, traditional solutions not working

The problem Taking any action that will change installed packages on my Ubuntu 12.04 LTS server (remove, install, purge, etc.) fails with: Reading package lists... Building dependency tree... ...
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191 views

High CPU usage for Apache server on Ubuntu

Wondering if anyone know's why the processes below are taking up some much CPU resources on my Ubuntu apache server. 100% /usr/sbin/acpi 71% /usr/local/apa 68% /sbin/syslogd 66% /usr/sbin/cron 59% /...
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2answers
591 views

Sendmail down on Ubuntu 12.04 after update, SSL related?

I posted this on askubuntu.com yesterday but haven't gotten any responses. We run a production Ubuntu server that serves thousands of people per day. Sendmail is currently not working on this server. ...
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1answer
139 views

Ubuntu 12.04 LUKS/dmcrypt disk to disk copy freezes

I have 2 external USB hard drives encrypted with LUKS in Ubuntu 12.04. Generally, the both drives are very slow with LUKS/dmcrypt, e.g. 7 MB/s for both read/write, but I could live with this. However,...
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2answers
39 views

Apache on Ubuntu 12.04: How to find what causes folder to appear under /var/www [duplicate]

I noticed that a folder with the name of a website I removed keeps appearing under /var/www. I checked and it is created by www-data. I suspect that it's something malicious. How can I find out what ...
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101 views

SSH Passwords are working using IP address, but not when using the server name [closed]

We recently rebuilt one of our servers using Ubuntu 12.04 LTS and experienced something we haven't seen before. When we attempt to ssh into the box, we are able to ssh into the box if we use the ip ...
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1answer
39 views

Apache2 DocumentRoot does not exist

I was using Apache2 with /var/www/site and all was working well. We started using proFTPD and we releasised we need to move the sites insie the home directory. Note: Home directory was not there was ...
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314 views

Can't ping ubuntu server after reboot. Where to look for possible problems?

After restarting my Ubuntu Server I can't ping it. My hosting (Herzner) allows to boot server with rescue system, so I can access file system and try to fix it. The questions is, where to look for ...
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337 views

AWS SSH Session getting closed by Server intermittently

I have connected to the AWS EC2 Ubuntu instance using putty on Windows 7(ppk authentication). Most of the time I'm getting this message on putty: Network error: Software caused connection abort. But ...
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0answers
336 views

LDAP Not working for SSH connections on ubuntu 12.04

Connecting from the client to the server: $ ssh -vvv user@10.0.50.170 OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011 debug1: Reading configuration data /etc/ssh_config debug1: /etc/ssh_config line 20: ...
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1answer
74 views

nginx: Trouble after upgrade to newer version

I have upgraded my nginx server from 1.1.19 to 1.8.0 using this tutorial. My website is still working. So I thought, that everything was ok. I have made a google pagespeed test, and showed me that ...
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5answers
482 views

Should I enable automatic security updates on a Ubuntu server? [closed]

I can't seem to find an agreed answer on this anywhere, so I figured I'd ask it myself. I have five Ubuntu servers running either 12.04 or 14.04, should I enable automatic security updates on these ...
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1answer
190 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 ...
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1answer
5k 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 ...
13
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2answers
943 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 ...
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2answers
216 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 ...
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34 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 ...
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2answers
76 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 ...
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1answer
722 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 ...
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1answer
351 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, ...
2
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2answers
7k 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. ...
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138 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. ...