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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iscsiadm: No portal found

I am receiving an error saying "Trace nova Stderr:'iscsiadm:No portal found. \n'. Trace nova Command: sudo nova-rootwrap iscsiadm -m node -T iqn.2010-10.org.openstack:volume-0000003 -p :3260 ...
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100 % inodes in root directory, how to free inodes?

df -i Filesystem-----Inodes-----Iused-----IFree-----IUse-----Mounted on dev/sda2-------732960-----727804-----5156-----100%---- / Only these 2 are having higest inodes, rest all are too low. what can ...
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36 views

Linux process resident + buffers + cache + free less than total

We are using Ubuntu 12.04 on real hardware: $ uname -a Linux test-precise-03 3.13.0-85-generic #129~precise1-Ubuntu SMP Fri Mar 18 17:38:08 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux And are unable to ...
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18 views

Apache2 on Ubuntu running SSL returns data after time-out reached

I am working with a server that I recently inherited from a departed developer. The server returns XML documents via a RESTful interface over an SSL port. For small documents, the data is returned ...
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1answer
18 views

Migrate/transfer from zimbra collaboration server GA 8.0.0 (zcs) to recent zimbra(zcs) GA

Im using zimbra zcs 8.0.0 GA on ubuntu 12.04LTS , is it possible to migrate the settings/mailboxes from old zimbra to "new zimbra server". The new server have ubuntu 14.04.4 x64bit installed with ...
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68 views

apache mpm-worker (Module mpm_worker does not exist!)

I am newbie and I have Ubuntu 12.04 box where I installed Apache using command apt-get install apache2 It installed everything fine. Then I needed mpm-worker so I installed mpm-worker using ...
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12 views

Install kernel modules during an ParaVirtual to HVM AWS instance upgrade

I am trying to create a clone of a PV AMI to an HVM one. The PV AMI is an Ubuntu 12.04 and I cannot upgrade that version. I do have a base Ubuntu 12.04 that is HVM enabled with Enhanced Networking. ...
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22 views

NGINX Problems in redirect from “/” to “index” when non secure

I've got a personal website running up and going. I've rented a cloud ssd server and configured nginx on it to serve content. All the content which has to be served directly is in the path ...
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42 views

system unresponsive after soft lockup

We observed frequent soft lockup issues on Ubuntu 12.04 (kernel: 3.8.0-29-generic) and found system unresponsive after that. Here are kern.log message just before soft locks occurred. Any help would ...
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58 views

Use Hyper-V Windows Server machine under Ubuntu

We've got a server running Windows Server 2012 r2 with two guests: another Win Server 2012 and Ubuntu Server. We have recently purchased a couple of Nvidia Titan X GPUs to accelerate deep-learning ...
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22 views

Xen migration - Error [backed has not unmapped grant]

I am trying to migrate between two servers running Xen version: 4.1.6.1 and Ubuntu 12.04.5 LTS. The problem I am currently having is when I migrate from: Server1 -> Server2 (with VNC I see this) ...
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51 views

Grant SFTP permission and limit Ubuntu user to only one directory [duplicate]

I'm trying to let create a user with SFTP permissions to only one directory (that is not his home directory). When he connects through a SFTP client I want him to land on this directory and I don't ...
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1answer
39 views

Block unauthorised users from sending mail

I am using ubuntu server with postfix, ispconfig as control panel. I am using a mail relay server from mailjet. I am getting notification from them like Emails sent from this sender will not be ...
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16 views

Migrating userdir and access forbidden error

Hope someone might be able to help. New Debian server using Apache 2.4 and I am migrating from one server to another. Old Ubuntu 12.04 server using Apache 2.4 which I am moving away from. Creating ...
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58 views

linOTP to openVPN authentication ubuntu 12.04

I am working on a project in which I have to install a one-time password authentication. I have successfully installed openVPN to which I can connect without any authentication. I have installed the ...
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1answer
21 views

Are both /etc/my.cnf and /etc/mysql/my.cnf needed?

I recently setup a new web server with Ubuntu 12.04. I noticed that there are two my.cnf files, and MySQL successfully reads both: /etc/my.cnf /etc/mysql/my.cnf Do I need to keep both of these ...
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1answer
16 views

Apache2 wildcard cert www and non-www domain trouble

I've run into a bit of an issue with my SSL. I have a CA-signed wildcard cert by Digicert. I have installed it properly and am attempting to use it to access my sites, comp.org and www.comp.org via ...
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238 views

PHP5 unmet dependencies when upgrading

Trying to upgrade PHP from 5.3 to 5.6 using the following: sudo add-apt-repository ppa:ondrej/php5-5.6 sudo apt-get update sudo apt-get install php5-common When I try this, I run into this error ...
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1answer
35 views

SSL Not Working in Apache2/Ubuntu

I'm trying to get my SSL working on apache2 with Joomla. However, I run into a connection timed out issue. I have done tons of research and am fairly certain that my code is correct. I've got my ...
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1answer
12 views

Forwarding custom page rule for known ip adresses

I want to add some ip adresses to a blacklist, and i want to show these ip addresses in blacklist a custom web page that includes a "you are in blacklist" message on body. How can i do this? I have ...
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1answer
76 views

Ubuntu - Nginx + php5-fpm - suddenly times out every request even after restart

Caveat - Newbie nginx/php5-fpm/ubuntu I inherited a couple linux boxes and have had the same thing happen on both. I assume it's user error, but for the life of me I don't know what I did. ...
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51 views

Can't login to round cube new domain

I have multiple domains working on my mail server, and all are working normally, I configured new mail domain "example.ae" normally on mysql mail db, created new user, inbox was created on server, ...
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1answer
21 views

Using Nginx nodejs apps need to run with test1domain.com/directory

I have to run nodejs app with the url like http://test1domain.com/directory: https://test1domain.com == live website https://test1domain.com/api1 == nodejs api https://test1domain.com/api2 == ...
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EDAC error on my server ~

I got many info about EDAC error in kern.log,like this: Jan 13 14:35:29 ubuntu kernel: [58460050.660775] EDAC MC0: CE row 1, channel 0, label "CPU#0Channel#1_DIMM#0": Corrected error (Socket=0 ...
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How to solve “The apache2 configtest failed.” in ubuntu 12.04 lts [duplicate]

After update my php got the error: The apache2 configtest failed. Output of config test was: apache2: Syntax error on line 140 of /etc/apache2/apache2.conf: Syntax error on line 1 of ...
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1answer
51 views

EC2 NGINX 301 Moved Permanently

I'm managing two domains domainA.com and domainB.com on DNS Made Easy. Both domains point to the same EC2 instance. domainA had a HTTP redirection record for www.domainA.com to domainA.com, that ...
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44 views

cann't we have 32 bit uuid package installed along with 64 bit uuid package in ubuntu 12.04 64 bit

i am using 64 bit Ubuntu 12.04. i am trying to build 32 bit project in 64 bit Ubuntu OS. UUID generator related functions in a library. it is giving below linker error related to luuid: ...
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13 views

Website slowed down all of a sudden? [duplicate]

My site example page is very slow, this is the server status page of apache My guess is that the iptables are slowing it down, as there is no reason from the hardware side, there are enough free ...
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2answers
98 views

Apache Suddenly Slow

Apache on my webserver is suddenly very slow. I have a 8 GB Ram, 4 CPU server at digitalocean with LAMP installed. What can I do to fix this? This is the top output: top - 10:37:15 up 93 days, ...
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85 views

Forwarding requests to nodejs server with apache2 - 500 Internal ErrorH

I am trying to forward requests on a subdomain to my nodejs application, however when doing so I'm getting a error: Internal Server Error The server encountered an internal error or misconfiguration ...
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29 views

disk space usage by process in ubuntu 12.04

Is there any way to know how much disk space currently running process is using? I have checked ps and top command but could not find out. Background behind this question: I have a server which is ...
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16 views

One-to-One NAT with Firehol

I use firehol to manage iptables on Ubuntu 12.04. I am trying to set up one-to-one NAT so requests from the internet and my LAN to one of my public IP addresses goes to a specific server. Here is what ...
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125 views

Invalid command 'RailsBaseURI'

I have upgraded from apache2.2 to 2.4 and upon enabling the redmine vhost I get the following error. AH00526: Syntax error on line 7 of /var/www/hutber.com/redmineNew.conf: Invalid command ...
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Risks of not updating an Ubuntu server on a local network?

Through work I recently came across a server that is used by 10-20 users daily as a sort of web server. It is running Ubuntu 12 and it has not been updated for a very long time it seems. Currently ...
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1answer
40 views

OOM score adjustements

On Ubuntu 12.04/Java 1.7 I have been reading/searching about OOM killer and generally understood what "proc" man page says especially oom_adj part. It all started because my important "MQ listeners" ...
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94 views

Successfully adding routes in an Ubuntu Server 12.04

I have a virtual machine on top of VMware on which I run Ubuntu Server 12.04. I have two network adapters configured for the virtual machine and my /etc/network/interfaces configuration looks like ...
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1answer
68 views

Sanity Checking mod_rewrite for Apache 2.2 on Ubuntu 12.04

Summary: I'm testing a simple catch-all rewrite rule. It doesn't seem to be taking effect, it's not being logged and I'm not getting any errors. I'm a junior server administrator trying to gain a ...
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1answer
30 views

Apache2 Virtual Host 1 file for any URL

I have an Apache2 Virtual host set up to pick up access from any URL (dns) other than the ones I have set up. Basically I want any access to this to show a page (index.html) but keep the URL the user ...
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265 views

How to generate self-signed cert for use with Tomcat7

Goal: To use a self-signed cert with my dev Tomcat server. Step 1: Create a certificate with openssl following this Ubuntu certificate guide: openssl req -new -key server.key -out server.csr I ...
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140 views

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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23 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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60 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
290 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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61 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 ...
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117 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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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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137 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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44 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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565 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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107 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, ...