Ubuntu 14.04, named "Trusty Tahr" is a Long Term Support release of Ubuntu Linux (released in April 2014). Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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10
votes
2answers
4k views

Strange Bittorrent Log On My Server

I don't know if the following log has something to do with my site being down sometime. I have lot of websites on my server and they don't have any logs like the following: 117.169.1.85 - - ...
7
votes
6answers
3k views

How to auto-start unprivileged lxc containers?

On Ubuntu 14.04, I have created an unprivileged container that I can manually start and stop. But I would like this to start and stop along with the system. I have added the following to the ...
4
votes
2answers
16k views

How To Tune Apache on Ubuntu 14.04 Server

Currently on my Apache 2 (Apache 2.4.7 to be exact) on Ubuntu 14.04, I have this setting: /etc/apache2/mods-enabled/mpm_prefork.conf <IfModule mpm_prefork_module> StartServers ...
12
votes
2answers
10k views

OCSP validation - unable to get local issuer certificate

I'm new to setup SSL from the scratch and did my first steps. I bought a SSL cert from RapidSSL for my domain and followed there steps to install the cert. In general the cert is valid and working on ...
5
votes
5answers
8k views

GlusterFS failing to mount at boot with Ubuntu 14.04

Previously I asked about mounting GlusterFS at boot in an Ubuntu 12.04 server and the answer was that this was buggy in 12.04 and worked in 14.04. Curious I gave it a try on a virtual machine running ...
1
vote
1answer
2k views

How to check if Ubuntu 14.04 Kernel has TPROXY

I'm using Digital Ocean's Ubuntu 14.04 image and needs the kernel to be compiled for TPROXY. Is there a way to check whether the current kernel supports TPROXY?
5
votes
3answers
3k views

Munin not creating HTML files in Ubuntu Server 14.04

I have used munin in several servers and this is the first time is taking me so much time to set it up. When I telnet munin directly, I can list the services, there is no error at the logs and munin ...
3
votes
2answers
794 views

PCI Compliance: install Apache 2.4.17 on Ubuntu 14.04.3?

I have a VPS running Ubuntu 14.04.3. The latest Ubuntu-supported version of Apache for this release is Apache 2.4.7. But the company for which I configured the server is seeking PCI compliance, and ...
2
votes
1answer
208 views

vsftpd freezes after failed pam_script authentication

I have an Ubuntu 14.04 server with vsftpd and pam_script installed using apt-get. I've configured vsftpd to use pam_script for virtual user authentication and my /etc/pam.d/vsftpd file looks like ...
2
votes
2answers
2k views

Linux is sending ARP requests to hosts in other subnets?

Setup Host B <--> Router <--> Host A Host A: IP = 192.168.1.10, Net = 192.168.1.0/24, VLAN = 1, Default GW = 192.168.1.1 (Router) Host B: IP = 192.168.2.10, Net = 192.168.2.0/24, VLAN ...
2
votes
0answers
169 views

nagios mysql check using unexpected user after upgrading from ubuntu 12.04 to 14.04

I had Icinga monitoring my network. Everything was working fine. After upgrading from ubuntu 12.04 to 14.04, MySQL monitoring started reporting problems. I discovered that nagios check_mysql always ...
2
votes
0answers
759 views

Ubuntu on EC2 boot error after dist upgrade to 14.04: disk drive for / is not ready yet or not present

I just upgraded my Ubuntu 11.10 EC2 instance to 12.04, then to 12.10 and finally to 14.04 using the do-release-upgrade command each time. I arrived at 14.04 and the instance will not boot now, it ...
1
vote
0answers
17 views

How to create a headless JDK on Ubuntu

I want to have a headless JDK on Ubuntu 14.04. As discussed in the question “How can I install a headless JDK on an Ubuntu Jaunty server?”, one option is to create my own jdk-headless package. I have ...
0
votes
0answers
33 views

Shrink aws ec2 instance root volume (ubuntu 14.4)

I read from some link and applied these things lsblk xvda 202:0 0 32G 0 disk / = this disk attahced to new instance from old one xvdb 202:16 0 80G 0 disk /mnt xvdc 202:32 0 80G 0 disk xvdg 202:96 0 ...
0
votes
2answers
370 views

What is wrong with my nginx reverse proxy configuration, with single server (and more later)

I'm trying to get an nginx reverse proxy setup working. I have two web servers set up, once with nginx, and one with apache2. I'm currently not able to get it working with just the nginx server, so ...
0
votes
1answer
148 views

How to setup a reverse proxy using nginx?

I am trying to get hostnames for my docker containers, and since I can only use a reverse proxy for that, I am trying to achieve exactly that with the help of nginx. One docker container is a ...
0
votes
1answer
107 views

turn roundcube to a virtual host

I am running my mail server on a Ubuntu 14.04 box without any issue. To check emails I have installed roundcube using the deb packages with aptitude. The program was installed to /usr/share/roundcube ...
0
votes
2answers
142 views

How to set up iptables for local router machine?

I have set up a local linux (14.0.4 Ubuntu) machine as a router and can do the following: ping server/router from the clients ping clients from server/router ping one client from the other ping the ...
0
votes
1answer
67 views

Apache Unresponsive and Fails to Restart

I have a staging server, which is run out of our office, that we use for showing websites currently in development to clients for approval, and for content input into a CMS. It is not under high load, ...
0
votes
1answer
67 views

MySQL intermittently fails to come up when data directory is configured on SAN via iSCSI

I am running Ubuntu Linux 14.04.2 on a Dell R610 Server. This box is used to host the MySQL service for my applications. The MySQL data directory is mounted on DELL SAN Equallogic so this box is also ...
0
votes
1answer
1k views

Compiling an individual kernel module (Debian/Ubuntu)

I need to modify the ELF loader's kernel implementation of an Ubuntu 14.04 distribution. Having downloaded the sources using: sudo apt-get source linux-image-$(uname -r) I ran the configuration ...
-1
votes
3answers
3k views

Apache vhosts not working on Ubuntu 14.04 LTS

I'm trying to set up vhosts on ubuntu 14.04 LTS using apache, but it's seemingly not working. Output of apachectl -S AH00558: apache2: Could not reliably determine the server's fully qualified ...