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 - - [03/Jan/...
8
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 ...
0
votes
1answer
167 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 ...
8
votes
2answers
20k 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
11k 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
9k 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 ...
2
votes
1answer
236 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 this:...
2
votes
0answers
179 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
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
2answers
611 views

SSSD Authentication to Windows Domain without @domain.com everywhere

We're trialling using a Ubuntu 14.04 desktop environment for a few of our developers and I've hooked the machines into the domain with SSSD. This has been working fine. However the system recognises ...
1
vote
0answers
20 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
1answer
48 views

How to correctly set up VMware tools on Ubuntu 14.04 LTS?

I am currently setting up a new Ubuntu 14.04 LTS on VMware 5.5. I wantet to install the VMware tools (the TAR package that you can mount as CD-ROM). But, when running the script, the machine told me ...
0
votes
0answers
37 views

Transparent Bridging of Internal Network in KVM

I am deploying a following topology of virtual Honeynet in KVM.Topology of Honeynet I have two network interfaces eth0 and eth1 ony my System. Problem I am facing is to implement transparent bridge i....
0
votes
2answers
152 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
2answers
684 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
70 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
0answers
32 views

Why does 'fstrim /' destroy my mdadm RAID 1 array?

I've rented two physical servers. The servers are identical, except from the disks. server#1: 2 x SAMSUNG MZ7TE512HMHP-00000 SSD server#2: 2 x SAMSUNG MZ7LN512HMJP-00000 SSD When I run fstrim -v / ...
0
votes
0answers
67 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
1answer
70 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
123 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 ...