Ubuntu Linux is a Debian derivative that aims to bring Linux mainstream. Questions on this site should generally refer to Ubuntu Server. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

learn more… | top users | synonyms (2)

0
votes
1answer
1k views

Turn off EPMD listening port (4369) in Ubuntu / RabbitMQ

I'm trying to secure an install of RabbitMQ, and am not sure how to secure the Erlang EPMD port. I only have one machine running anything, so I'd like to make it listen only on the loopback device. ...
0
votes
0answers
6 views

Collectd “interface” plugin reporting cumulative value rather than rate

Collectd's interface plugin is supposed to report octets per second and packets per second, as documented here: https://collectd.org/wiki/index.php/Plugin:Interface, but for me, it reports cumulative ...
0
votes
0answers
6 views

Straight forward way to run ssh-agent and ssh-add on login via SSH?

I'm trying to have the following commands be auto-executed when I login to my server via ssh: ssh-agent /bin/bash ssh-add ~/.ssh/id_rsa My ssh key has a passphrase and I'm fine with entering it ...
0
votes
0answers
4 views

How to package nginx with custom modules for ubuntu server?

I need nginx with a few modules that are not included with the packages available via apt-get. I have no problem downloading the source from apt, changing the build params and compiling a .deb file ...
1
vote
1answer
2k views

Server can't ping or connect to self

This SF Answer helped me after nerve's answer below: No network loopback device after security update ubuntu 12.04 Original Question I've been Google-ing and banging my head against the wall for a ...
1
vote
1answer
32 views

How should I manage a long running server process on Ubuntu?

I have an app (in the form of a single binary) that I need to run on one of my servers, and I'd like to be able to control its lifecycle properly. What I'd like is the following: simple one command ...
0
votes
0answers
6 views

CATALINA_HOME not exported properly in Ubuntu 12.04

Running Ubuntu 12.04 and Tomcat6 A Java web app (ClinCapture) attempts to access catalina_home and instead of returning CATALINA_HOME=/usr/share/tomcat6 it returns ...
1
vote
3answers
1k views

Ubuntu Server, 2 Ethernet Devices, Same Gateway - Want to force internet traffic through 1 device (or at least allow it to work!)

I have a Ubuntu 10.04 Server with 2 ethernet devices, eth0 and eth1. eth0 has a static IP of 192.168.1.210 eth1 has a static IP if 192.168.1.211 The DHCP server (which also serves as the internet ...
0
votes
1answer
15 views

packages have unmet dependencies

How can I fix the dependency problems? Reading package lists... Done Building dependency tree Reading state information... Done You might want to run `apt-get -f install' to correct these. The ...
1
vote
1answer
484 views

MySQL shutting down without warning, out of memory?

I'm scratching my head on this. I have New Relic tracking, and my log files on the server, but MySQL keeps stopping, and all I have is this when I check logs, New Relic has nothing. Only thing I'm ...
0
votes
1answer
1k views

Error in Apache: /var/run/apache2 not found

This is more self-answered question but since it drove me crazy I would like to share with the community and maybe someone can tell me why it happened or what it caused. The thing is I wanted to ...
3
votes
3answers
577 views

“Relay access denied” when send email from another server

In 2008 I set up a simple mail server (running ubuntu 8.04 LTS) to allow local automation controllers to send email alarms without limits. I used to use gmx, but found that if an account had a ton of ...
3
votes
2answers
841 views

No network loopback device after security update ubuntu 12.04

I've had Ubuntu 12.04 on a server for the last several months, with everything working fine. Last night I did an aptitude update && aptitude safe-upgrade to bring in all the latest security ...
0
votes
1answer
29 views

Can't get logstash to work with upstart script

I've installed logstash on my headless server but I'm having a few problems getting it to work from the upstart script with sudo service logstash start. This is the output I get from ...
1
vote
2answers
134 views

Selective “mynetworks” per domain on Postfix

My question is related with this: Dual delivery Google Apps and Postifx (server reject mail from my domain on google) Well, i've some servers with Ubuntu running an ISPconfig with Postfix. My ...
0
votes
0answers
16 views

Permissions of files and subfolders in /var/www/html (Ubuntu 14.10 + Apache2) [duplicate]

I have some questions about permissions and ownerships of folders and files in Ubuntu Server 14.10 + Apache2. Is it correct that /var/www/html is owned by root:root by default? As far as I read, it ...
2
votes
3answers
2k views

Cyrus IMAP: Unable to connect to remote host: Connection refused

I'm working on setting up a Cyrus 2.2 IMAP server on Ubuntu Server 9.04. If I telnet from the server itself: # telnet localhost imap I get: * OK IMAP Cyrus IMAP4 v2.2.13-Debian-2.2.13-14ubuntu3 ...
1
vote
1answer
1k views

Apache as a reverse proxy not working for gunicorn

My Goal is to let client connect through https connection but apache serve it to my application which is running on same server over http. Here is my minimalistic apache configuration file (for ...
0
votes
1answer
25 views

Server freezes after installing Ubuntu Server 14.04.2 on Dell R900

I tried this a week ago, and then went with CentOS, but decided I would rather be on Ubuntu server. So whenever I install Ubuntu server, after the install finishes and reboots, I remove the install ...
-1
votes
1answer
10 views

Can we run thin client to connect to Linux (Suse or Ubuntu)

Not sure where to ask such questions, so guide me on that! I am looking to have several thin clients to use same server (system), the work involved is mostly office and browsing related works - that ...
1
vote
2answers
2k views

IPIP Tunnel for load balancing in Ubuntu

I have a ldirectord/heartbeat HA setup between a gentoo load balancer and gentoo real servers. Due to the limitations of my host I have the load balancing working via ipip tunnel. I have the ...
9
votes
0answers
541 views

iproute multiple ADSL load balancer through VM

For a long time (2 years?) I have been running a virtual machine (Ubuntu 12.04 server) with a very basic outbound load balancing capability, sending different outbound connections out different ADSL ...
-1
votes
0answers
12 views

Webmin - Edit User (email) [on hold]

I want to set an automatic email notification to go out when a user reaches a certain quota. I installed Usermin to enable additional options but when I go to "Users and Groups" under the "System" ...
0
votes
1answer
24 views

ssh unable to login as root

I am unable to login as root via ssh. i have also set the password usin sudo passwd and sudo passwd root no luck. Any recomendations on how to solve this issue? # Package generated configuration file ...
0
votes
1answer
8 views

How to remove entries from lsblk?

I have an AWS EC2 instance and I tried to attach and mount couple of EBS volumes on it. Somehow mount command was taking very long time so I deleted those volumes using AWS console. Now problem is ...
1
vote
2answers
881 views

How to install APC on a vagrant box running Ubuntu 12.04 with PHP 5.4?

In my "Vagrant" file I have this line: chef.add_recipe("php::module_apc") But it gives me this error: [2013-01-11T22:14:53+00:00] INFO: Processing package[php-apc] action install (php::module_apc ...
11
votes
3answers
46k views

How to check my PHP and MySQL version on Ubuntu VPS?

HI I am going to install MyBB but I am not sure whether I have installed the correct version of PHP and MySQL. PHP version 5.1.0 or above with XML Extension installed MySQL version 4.0 or ...
0
votes
0answers
13 views

Can haproxy run user-defined shell script for healthy checking?

When configuring HAProxy, we can assign user-defined checker by using a .sh script and xinetd. I wonder why does not HAProxy call the script directly and check exit code? I'm using ubuntu 12.04 LTS. ...
-1
votes
0answers
18 views

Virtualbox Host-Only Network with DNS server installed on the guest [on hold]

my setup is this one : Host : Ubuntu 14.04 Guest : Ubuntu 14.04 Virtualbox v4.3.22 I succesfully setup two networks, a NAT one and a Host-Only one. I installed as well on the guest the dnsmasq DNS ...
28
votes
1answer
9k views

How do I ask apt-get to skip any interactive post-install configuration steps?

I have a server build script which uses apt-get to install packages. It then puts pre-written configuration files directly in place, so the interactive post-install configuration dialog in packages ...
0
votes
1answer
2k views

very slow connection to ssh server from client (but not other servers)

I have an Ubuntu 12.04 laptop that is taking so long to connect to various servers (in different data centres) that it seems like a bit of a lottery whether I'll actually get a connection. If I ...
1
vote
0answers
23 views

Asterisk - very high Load Average with no reason

There is a problem with Asterisk server showing high Load Average I can not explain. Ny setup is: Asterisk 13.1.0 Linux 3.13.0-24 (Ubuntu Server) Dual socket (Xeon E5-2620) server, HT enabled - 24 ...
0
votes
2answers
24 views

Does Ubuntu 12.04LTS have the OpenSSL heartbleed fix?

Only OpenSSL 1.0.1f or later has the fix for the heartbleed exploit. So does Ubuntu 12.04LTS have the fix? We need to use 12.04LTS for reasons I won't go into, and we can't upgrade. According to this ...
2
votes
2answers
49 views
+50

Ubuntu Linux, Bonding, and VLANS - Can I configure all interfaces to be tagged? IE: Bring up BOND0 interface without an IP Address

I have a server with multiple adapters in a bond, bond0. I am not sure (even after extensive research) how to bring up the bond0 device without an IP address. I want the VLANs to use bond0, but not ...
1
vote
2answers
2k views

403 with Apache and Symfony on Ubuntu 10.04

I'm trying to run symfony on my apache installation (I'm using xampp for the whole package) and it keeps giving me a 403 error every time I try to access my website. I've got vhosts set up with the ...
0
votes
1answer
32 views

Using Puppet apt module

I'm an absolute beginner at Puppet, and I'm having an issue when I try to install a package via the apt-module. class newrelic { apt::source { 'newrelic':location => ...
0
votes
4answers
299 views

Obtaining root access to linux machines [duplicate]

Possible Duplicate: Lost Root and other user passwords I have a number of linux machines (debian and ubuntu) left from a former system administrator. There's no way to find out root ...
0
votes
0answers
9 views

Running python to unlock luks full disk encryption

I wish to make use of full disk encryption using Luks on ubuntu 14.04. However, i wish to make use of my own python script to carry out the functionality of generating the decryption key during device ...
0
votes
1answer
38 views

Ubuntu Subdomains on the Fly

We're a trying to accomplish the following on a Ubuntu Server 13.04 installation. We host SaaS apps for customers are are currently moving off shared hosting environments due to limitations with ...
-1
votes
2answers
403 views

Is someone sending me mails via my own server? (Plesk relay) [on hold]

On my Ubuntu server, I use Plesk to manage email accounts, among other things. Emails to info@mydomain.com are automatically forwarded to myname@gmail.com. No problems so far. But today I received ...
0
votes
1answer
34 views

FastCGI sent in stderr: Unable to open primary script

Situation: Server A & server B installed same Ubuntu 14.04, same nginx version (1.4.6), same virtual host (domain.com) and joomla folder (rsync-ed from server A to B) But server A only able to ...
-1
votes
1answer
21 views

need some insight on this crash [on hold]

I'm a new poster, but longtime reader of server fault, and I'm hoping one of you can shed some light on my repeatedly maddening crashes. This is a media server running Linux mint. Gig of ram, pretty ...
1
vote
3answers
2k views

Rails + Nginx + Unicorn multiple apps

I get the server where is currently installed two apps and i need to add another one, here is my configs. nginx.conf user www-data www-data; worker_processes 4; pid /var/run/nginx.pid; events { ...
-1
votes
0answers
23 views

Where can I find a good Anycast Provider? [on hold]

We run a VPN Service (much like unblock-us/blockless). We have two DNS servers that handle DNS requests. Unfortunately for us, they are currently at the same hosting company. We did talk about having ...
3
votes
5answers
18k views

Ubuntu Server 12.04 can access LAN but not internet

Using Ubuntu Server (12.04) via command line, I can access the LAN (e.g. ping local machines) but not the internet (e.g. "ping google.com" or "sudo apt-get update"). How should I troubleshoot this? ...
0
votes
1answer
35 views

Bind9 on a dedicated server [duplicate]

I am using bind9 on a dedicated vps with ip: xx.xx.xx.xx And i have vps server with webserver and its ip: yy.yy.yy.yy Question: it is correct to point nameservers, e.g. ns1.domain.com/ns2.domain.com ...
0
votes
0answers
109 views

LDAP client can connect to LDAP host but can't see LDAP users

I'm configuring LDAP on a cluster of Ubuntu 14.04 machines. I successfully set up the LDAP host using these instructions. Now I'm trying to get an LDAP client to work using these instructions. ...
0
votes
1answer
26 views

Where do you edit the MySQL config?

Hi I am looking to change the minimum amount of characters MySQL needs to do a full text search and I can't seem to find that file. The code I am looking to paste in is ft_min_word_len=3 What file do ...
0
votes
1answer
18 views

Do i have to write NS entries in every zone file using bind9?

example zone file (domain1.com): @ IN NS dns1.domain.com. @ IN NS dns2.domain.com. dns1 IN A **.**.178.93 dns2 IN A **.**.178.93 Do i have to declare IN NS in every domain zone file using bind9? ...
0
votes
0answers
25 views

Tomcat is not starting although JAVA_HOME path is correct

I have linux server in which I run several Tomcats. The current Java I use is 64 bit. All Tomcats use 64 bit java but one. This one Tomcat needs to run with 32 bit Java. If I don't change anything, ...