Ubuntu 12.04, named "Precise Pangolin" is the current 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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Bootstrap not mounting EBS volume

I'm running the following when Bootstrapping an Ubuntu 12.04 EC2 instance: mkfs.ext4 /dev/xvdf mkdir /vol01 echo "/dev/xvdf /vol01 auto noatime 0 0" | tee –a /etc/fstab mount /vol01 It formats the ...
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2answers
5k views

How to find cause of main file system going to read only mode

Ubuntu 12.04 File system goes to readonly mode frequently. First of all I have read this question file system is going into read only mode frequently already. But I have to know if it's not caused ...
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2answers
581 views

Ubuntu upgrade process failed

I tried to dist-upgrade my ubuntu server on my percona cluster but it failed with this message The following packages have unmet dependencies: libmysqlclient18 : Depends: libmariadbclient18 (= ...
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1answer
1k views

Why does this package (ppa:ondrej/php5, it's PHP 5.5) break the apache2 installation?

Problem Currently this package (ppa:ondrej/php5) is quite popular for installing the latest version of PHP 5.5. I've worked quite much with it, and everything ran smoothy, on several (dev) servers. ...
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0answers
94 views

Using MongoDB + Redis + Apache on the same server in production?

I intend to launch my web app using a 8 GB VPS. It uses MongoDB + Redis for storage/caching and Apache + PHP-FPM for serving requests. Could there be any issues with running Mongo + Redis + Apache ...
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1answer
123 views

Digital Ocean LAMP stack z-panel installation “cannot execute binary file” on Ubuntu 12.04

Having an issue installing z-panel on a Digital Ocean VPS running Unbuntu 12.04. Specifically, when I try to execute the installer I get the following error: installer-10-1-0-ubuntu-64.sh.x: ...
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2answers
335 views

OSX 10.7 Directory Utility - Editing OpenLDAP

I am attempting to get Macs, running os 10.7.5 Lion, to authenticate using OpenLDAP running on Ubuntu 12.0.4 LTS. One of the things that I would love to be able to do is to use Apple's lovely ...
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1answer
388 views

Write hash password to LDAP when creating a new user

I am working on a project with a central user database system. One of the requirements of the system is that there should be only one set of users for all the application. FreeRADIUS and Samba are two ...
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2answers
539 views

Configure mod_wsgi WSGIScriptAlias with mod_rewrite

I want to redirect ex.com to www.ex.com but I still want www.ex.com/ to point to my app.wsgi without it showing up in the url. When I use the conf below and I go to ex.com, I get a 404 error saying ...
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2answers
98 views

DNS Lookup takes too long

I've got BIND9 DNS running on local Ubuntu machine. Used https://help.ubuntu.com/lts/serverguide/dns-configuration.html to set it up. Everything works ok, but sometimes it take awhile to load, ...
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1answer
98 views

Speed up Nginx displaying website - Time to First Byte

I have an Nginx server with a few sites on, and some sites on the server are taking quite a while longer to transfer the first byte then some others. As far as I am aware, Nginx looks through each ...
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1answer
209 views

Forcing 644 Permissions on Files with ProFTPd

We have an Ubuntu 12.04 server set up with ProFTPd for users to upload files. Each user has their own account and are jailed to their directory. Normally, everything works fine, they get 644 ...
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2answers
2k 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 ...
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2answers
69 views

Apache2 SSL 'default virtualhost' does not work

I have a server with a number of virtualhosts, most of which do not have or need https:// connections, and some that do. What I want to happen is for users who accidentally type in ...
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1answer
92 views

Permission denied when setting values in sysctl on Ubuntu 12.04

I am trying to configure my Ubuntu 12.04 VPS (OpenVZ) to reboot when it runs out of memory. To do this I have added following lines to my "/etc/sysctl.conf" file. vm.panic_on_oom = 1 kernel.panic = ...
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2answers
764 views

Relay Access Denied - Postfix - Ubuntu

Been having a bit of trouble getting my Ubuntu server to relay my mail to external addresses. Here's whats currently happening: When I telnet locally to port 25 I can send email to any host just ...
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1answer
256 views

Adding a custom SSH port to Ubuntu 12.04 LTS through UFW

I am trying to configure a Ubuntu 12.04 based VPS and I have changed my ssh port from 22 to 803 and everything worked fine. After this I've installed UFW and now I can't login using SSH. Before I ...
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2answers
2k views

How to share the clipboard between Windows Server 2008R2 and a guest running Ubuntu 12.04? [closed]

I use Windows Server 2008 R2 with Hyper-V and a guest running Ubuntu 12.04 LTS. How can I share the clipboard between Windows Server 2008R2 and a guest running Ubuntu 12.04? UPDATE What protocols ...
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1answer
51 views

IP was blocked even allow order [closed]

I have protected my database PHPMYADMIN. I try to do like: <Directory /usr/share/phpmyadmin> DirectoryIndex index.php Options Includes ExecCGI AllowOverride None Order ...
2
votes
2answers
917 views

How to restore Linode to Vagrant VM?

I'm trying to set up a Linux development environment so I can safely make changes to my website without breaking the live site. Linode hosts my live site. A simple solution would be to host my ...
0
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1answer
333 views

Debugging HAProxy

I have tested / been testing a server cluster locally for quite a while with no problem. I have recently set my server cluster up for a live test, and I have noticed problems, and believe that the ...
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0answers
139 views

Remove information revealed in packet inspection

I did a security scan of my server and got the following message: This test gives some information about the remote HTTP protocol - the version used, whether HTTP Keep-Alive and HTTP pipelining are ...
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1answer
69 views

munin-node send data to more than one master?

I'm in the process of making everything on our server setups redundant, and so comes the monitoring. We have one virtual machine acting as munin master and all other virtual machines are munin nodes ...
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1answer
177 views

bind apache2 to localhost only Ubuntu 12.04.3 LTS

Trying to bind apache2 to localhost only, running Ubuntu 12.04.3 LTS on OpenVZ VPS. It fails on me (see /var/log/apache2/error.log). Default configuration is: # cat /etc/hosts fe00::0 ...
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1answer
1k views

Change and initialize Postgresql 9.3 default data and log directories on Ubuntu 12.04 LTS

On Azure with Ubuntu 12.04 LTS image, we're trying to change Postgres 9.3 default data and log file paths and also initialize them for the first time on a secondary drive /mnt/pgdata. We've starting ...
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1answer
266 views

MySQL Crashing and failing to restart

MySQL seems to be crashing, normally later in the day but I can't see why! It says out of memory but there is loads of free ram and no swap space being used. I'm using Azure. Here is the log: Oct 3 ...
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244 views

OpenVPN on Ubuntu 12.04 - unable to connect to internet

I'm trying to use OpenVPN on my Ubuntu 12.04 web server, but as soon as OpenVPN is running, I can't connect to the internet. Befor starting OpenVPN, route says: Kernel IP routing table Destination ...
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939 views

lxc container doesn't start because - lxc_conf - failed to setup the console

I use ubuntu 12.04 server with all updates I was restarted lxc container by a command in shell: "reboot" lxc version is: 1.0.0~alpha1.0+master~20130930-1830-0ubuntu1~ppa1~precise1 #uname -a Linux ...
3
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1answer
2k views

How do I enable gzip Compression on NGINX PageSpeed Module resources?

I have been focusing heavily on optimizing a certain website so that it scores 100 on the Google PageSpeed Insights tool (for both mobile and desktop). Most of the items are working flawlessly, but I ...
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1answer
1k views

VMWare tools not installing with an error

VMWare tools not installing on Ubuntu 12.04. I'm using Chef to manage the installation, but the Apt commands fail if run manually. I'm using the VMWare tool Debian repo. Example: $ cat ...
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119 views

Will re-installing phpmyadmin will have any effect on my Databases?

I am quiete new and somehow I crashed my phpmyadmin website, it can't be displayed without errors after changing the port of it once. So does it has any effect on my databases when I reinstall my ...
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1answer
213 views

Amazon EC2 Ubuntu Instance package installation problems

I have an amazon EC2 installation of Ubuntu Precise 12.04, 64Bit (ami-ce7b6fba) I just don't seem to be able to install anything as you would normally expect. When I run 'sudo apt-get update' I get ...
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2answers
64 views

What's the most lightweight option to forward mail on Ubuntu 12.04?

I want to setup mail forwarding on my Ubuntu 12.04. It will be only used to forward mail to several existing custom domain Gmail accounts. What is the most lightwieght option to do this?
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1answer
36 views

How to configure DNS nameservers for Ubuntu cloud machines non-interactively?

I want to setup custom nameservers for my Ubuntu cloud instances (which have static IPs). When I try to edit /etc/resolv.conf, I see that it gets overwritten on reboot. If I try to set it in ...
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1answer
59 views

Configure FTP on Ubuntu to default to a certain directory

I am trying to configure an FTP server on my 12.04.3 LTS machine. I am hosting a website from /home/webuser/public/mywebsite.com/public. Now, I want to configure the FTP server in such a way where, ...
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4answers
911 views

12.04 preseeded install with RAID and LVM

I am trying to set up a preseed install (Ubuntu 12.04.03 64-bit) with the following partitioning recipe, but it's just not working and I'm not sure why. Please, Obi-Wan, you're my only hope. The -1 ...
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1answer
252 views

How do I “duplicate” a server?

I have a EC2 and Digital Ocean servers and I want to re-create them locally (same config files and everything). By local I mean virtual box (vagrant). I had started out by managing them with Chef but ...
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151 views

mysql-server-5.5 (5.5.32-0ubuntu0.12.04.1) … start: Job failed to start

Seems this issue is common but I cannot solve it. How do I reinstall mysql-server. Every time I try, I receive this crash message. Setting up mysql-server-5.5 (5.5.32-0ubuntu0.12.04.1) ... start: ...
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0answers
81 views

How do I allow www-data to (negatively) change the niceness of a process in Linux?

So I'm running a website using django and sometimes I call scripts located on the server by spawning a subprocess in python. When looking at the processes with "top" I see these are called under the ...
1
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1answer
346 views

SSH doesn't work with my key for an user but works for another

Server (Ubuntu): ~/.ssh/authorized_keys file (on issue-user): just one public key on one single line. No extra lines! No comments! correct user/group owner 644 rights Local Machine (Windows 7): ...
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1answer
836 views

Excluding some messages from syslog-ng

I'm trying to exclude some messages from being logged by syslog-ng, such as this LDAP log entry: Sep 18 15:18:34 myserver slapd[9682]: conn=1043 op=24 SEARCH RESULT tag=101 err=0 nentries=1 text= ...
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1answer
100 views

What are some unnecessary processes in Ubuntu 12.04? [closed]

So, I'm using Ubuntu 12.04 for my AWS instances and when I first start it up and look at the processes there seems to be a lot of things running that I'm not sure are necessarily needed for my ...
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1answer
1k views

setting debconf selections for keyboard-configuration fails… layout ends up as Afghani

I have a machine I netinstalled, with german keyboard set, but it ignored my setting, and it is installed with US keyboard. I'm sure I set it, because if I don't set it, it asks interactively, but I ...
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1answer
88 views

Can't stop LAMP graceful restart

I just got my first LAMP up and running, everything works fine except that my server is restarting itself every sunday. When I read the logs I see "Graceful restart requested, doing restart" Should ...
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1answer
2k views

Ubuntu 12.04 LTS server - Failed to bring up

sudo /etc/init.d/networking restart * Running /etc/init.d/networking restart is deprecated because it may not enable again some interfaces * Reconfiguring network interfaces... ...
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2answers
202 views

Create Exception on Mime filtering on squid

I have a server with the operating system Ubuntu 12:04 LTS version. I also paired the squid version 3.1.19 on my server. with the client about 30 units. to prevent my clients to download any files ...
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3answers
544 views

How can I scp files over ssh OVER through an intermediate server that does not allow TCP tunneling? [closed]

I'm ssh'ing to my university network, and from there I can ssh to my server. How can I transfer files from my local machine to my server? I tried tunneling but it seems it's not allowed, I get: Note ...
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0answers
44 views

Installation of nagios failed due to ucf and file acls

While installing Nagios give me this error and hence the packages left unconfigured on my server. I looked for some help but they don’t tell me the exact solution. Does any one have a fix. cp: ...
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1answer
643 views

Bad Gateway when seting up NGINX as a reverse proxy server for GAE

I want to use NGINx as a reverse proxy server so I can open my GAE (google app engine) web site from china mainland, because there most of google IP's are blocked by the GFW. DNS: I have those DNS ...
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0answers
67 views

PostgreSQL replication lag Ubuntu 11.10/12.04

I've a PostgreSQL cluster running on Amazon AWS EC2 instances with streaming replication and "hot standby" option enabled. I'm now gradually upgrading it from Ubuntu 11.10 to Ubuntu 12.04 LTS and I've ...