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.

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/etc/cron.daily/locate has blank line. File is readonly can't edit

I get this output every day. /etc/cron.daily/locate: run-parts: failed to exec /etc/cron.daily/locate: Exec format error run-parts: /etc/cron.daily/locate exited with return code 1 File contents ...
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0answers
7 views

IPTables on two interfaces - cannot see where I'm going wrong

Ubuntu 14.4 I have used iptables before without issue but am having a real struggle with them today. I have two cards eth0 and eth1. eth0 does have more than one ip so has eth0:0 and eth0:1 etc. If ...
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0answers
6 views

ZFS on Linux Dataset denied access when mounting root storage pool

This is on 12.04 LTS with the latest ZFS on Linux from the ppa. I have two a storage pool named data, and a dataset data/Other with different settings (e.g. compression). I set data to sharenfs and ...
0
votes
1answer
12 views

How to set exim to use outside SMTP?

I want my scripts on the server to be able to send emails, but via outside, 3rd party mail service for which I'm paying anyway. I have exim and even dovecot installed anyway, but I suppose i will need ...
28
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10answers
45k views

How do I get apt-get to ignore some dependencies?

How do I make apt-get ignore some dependencies? For example, I wanted to install mailx so I can use it to send email from cron scripts/report-generating tools. However, installing mailx also installs ...
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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. ...
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2answers
1k views

Reinstall MySql AND keep existing database tables and data

Please help! There are server issues and MySql is no longer running on our server (Ubuntu). The service is not recognized and needs to be reinstalled. Unfortunately, the database has not been backed ...
5
votes
1answer
995 views

Celery Daemon receives unregistered tasks

I installed Celery for my Django project following what the official tutorial / doc says. And it's working fine when I launch celery at the command line, I can see it receiving the tasks and execute ...
1
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1answer
18 views

Ubuntu 14.04 LTS - SSH and VNC cannot be connected infrequently / connection loss

sometimes it seems to be impossible to establish a connection to this server. Later when a connection could then be established I am not able to see any hints what was causing this behaviour. When I ...
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1answer
5 views

Error while running juju deploy jenkins-slave

Note: I'm running this on 3 Ubuntu trusty VM's on my OS X laptop over VMWare Fusion. I am a juju newbie and having some trouble with setting up jenkins-slave. I have a bootstrap machine, and 2 other ...
0
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1answer
979 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 ...
0
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1answer
1k views

How do I upgrade an end-of-life Ubuntu distribution?

My do-release-upgrade fails. I get the following error message: Checking for a new Ubuntu release Your Ubuntu release is not supported anymore. For upgrade information, please visit: ...
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votes
3answers
1k views

VSFTPD does not allow upload with virtual users

I am attempting to setup VSFTPD with virtual users on a server running Ubuntu 12.04. I have configured the server to allow for virtual users to login, but I am having trouble getting it to allow ...
0
votes
1answer
21 views

How to start rpcbind automatically at boot on Ubuntu 14.04 server?

I have been unsuccessfully trying to configure my Ubuntu 14.04 server to start rpcbind on boot. RPCbind is installed and works fine if I start it manually with service rpcbind start I have added the ...
0
votes
1answer
18 views

OpenVPN client cannot connect to the server

I'm trying to configure VPN between two PCs both running Ubuntu 14.04 x64. I have created and configured OpenVPN server on one of them, OpenVPN daemon is online and I can see tun0 interface in ...
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0answers
5 views

Migration of LDAP and GOsa-config to new server

I have a running LDAP-server (using Ubuntu 12.04) with GOsa installed on it. Is there a way to migrate the whole database including the GOsa-config to a new server (Ubuntu 14.04)? I tried exporting ...
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0answers
3 views

NFS4 & VirtualBox: Ubuntu 14.04 host Windows 10 Techpreview client [migrated]

I have a host OS Ubuntu 14.04 (my main OS). I run a Windows 10 client inside VirtualBox. I wish for NFS4 to work between them, I cannot see the share in my Windows 10 client. I followed the following ...
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0answers
8 views

Supersede the default Apache config on a different config file

I'm using Ubuntu with Apache 2.4. The config file for Apache is found at /etc/apache2/apache2.conf at the end of this config file it's written # Current File: /etc/apache2/apache2.conf <Directory ...
0
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1answer
26 views

Postfix / Dovecot not receiving e-mails in Ubuntu 14.04

I've just setup a VPS with Ubuntu 14.04 at Linode. I have installed Postfix, Dovecot & SquirrelMail to handle E-mail. I am able to send e-mails to other accounts (GMail & Yahoo!) but when I ...
4
votes
4answers
5k views

do-release-upgrade -d Ubuntu 13.10 -> 14.04 failing

Ubuntu 13.10 64 server, after doing one upgrade from 13.04 -> 13.10 then attempting 13.10 -> 14.04. I had a transient network failure downloading package lists for 14.04 once which stopped the ...
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votes
0answers
21 views

Error in sending mail from Postfix [on hold]

Getting below error while sending mail using relay status=bounced (host smtp.office365.com[132.245.160.44] said: 550 5.7.60 SMTP; Client does not have permissions to send as this sender (in reply to ...
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0answers
17 views

Destination host is unreachable

Points to Note I am installing cloudera 4.6.0 using docker in pseudo distributed mode. I have created two docker containers. One is for hadoop and another is for flume. I linked two containers as ...
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0answers
11 views

Ubuntu server won't boot, stops at initramfs

14.04.1-server-amd64 into dell server poweredge t619. But when booting it stops at initamfs. then i enter 'exit' command. then it boot and goes to login page. Why this happen ? thanks Gayan
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2answers
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 ...
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0answers
20 views

How can I make the most of my non-server hardware with server software installed? [on hold]

I have a standard computer device running UBUNTU 14.04 server. I'm using it for testing but I'll need to expose my work soon enough. I have other machines laying around here - some strong, some not as ...
0
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1answer
946 views

MySQL port 3306 became filtered when configured with Keepalived on Ubuntu server 12.04 lts

I'm configuring two load balancer (lb01 & lb02) with keepalived for my two mysql server (db01 & db02) with standard port 3306. There is virtual ip address (192.168.205.10) to access it also ...
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0answers
18 views

EC2 Ubuntu 12.04 refuses do-release-upgrade

I'm running Ubuntu 12.04 on EC2 and I want to upgrade to 14.04. do-release-upgrade returns that there are no upgrades. do-release-upgrade -d begins to work and then halts stating: Calculating the ...
-1
votes
1answer
24 views

Website hosting moved from internal to external, issues

First I would like to let you know that I've researched this problem and I have seen similar questions on other sites, but I am VERY inexperienced when it comes to things like this so I really don't ...
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votes
0answers
21 views

Internal to External hosted site [duplicate]

REPOST >> UPDATED I have recently moved a website to another host and am having problems. We have: - new.site.com - www.site.com www.site.com is the one that was recently moved, new.site.com needs ...
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votes
0answers
13 views

OpenVPN start at boot not working on Ubuntu 14.04

I am trying do configure my Ubuntu 14.04 server, so OpenVPN will start at boot. So far, I am able to start OpenVPN server with the command: service openvpn start After I execute this command, I ...
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0answers
13 views

Client denied by server configuration, after upgrade

Yesterday, after upgrade my development machine, received this messages on intermittent mode. Client denied by server configuration. I working for years with the same configuration without problems. ...
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0answers
9 views

Install latest mysql 5.6 update (update 19 to update 22) on Ubuntu 14.04

A while ago I installed Mysql 5.6.19 via "apt-get install mysql-server-5.6" on a Ubuntu 14.04 amd64 server, now I want to upgrade this Mysql 5.6.19 to the latest stable update (5.6.22). I can't do 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 ...
6
votes
3answers
2k views

libpam-ldap or libpam-ldapd?

I'm setting up LDAP authentication on my personal VPS, and Ubuntu has two packages for the same purpose: libpam-ldap and libpam-ldapd. Which should I use?
0
votes
2answers
614 views

adding 2nd private IP on AWS EC2 instance

I am having problems adding a 2nd IP on AWS EC2 instance. I am running Ubuntu 14.04. I already tried this: a) Right clicked the instance and added a 'private IP' from the manage Private IP. b) ...
0
votes
2answers
29 views

Clean /boot on Ubuntu

When I boot my Ubuntu server, I have this warning message: => /boot is using 100.0% of 235MB And when I look into /boot, I have a lot of files which are dependent of the version of the kernel. ...
1
vote
2answers
19 views

apache listening to 7080 after installing ubuntu desktop (gui) on 10.04 vps

Before ubuntu desktop was installed sites were normal and everything (virtuals hosts/ sites) was working normally but suddenly it stopped listening to 80 and went on 7080 and 7081 any idea why this ...
1
vote
1answer
46 views

Git clone over SSH access denied only from specific server

I have an Ubuntu 12.04 server inside my office network that is being used to host our git repos. The server is running Gitlab 7.1.1, and has SSH on a non-standard port. It works perfectly for ...
2
votes
1answer
28 views

Postfix Rejects incoming bounce notifications ( Recipient address rejected: User unknown in local recipient table )

So I've set up a postfix email server, I can send, I can receive. But I noticed some interesting activity in my logs. I was testing an accidentally sent to a non-existent email address, now the ...
0
votes
0answers
11 views

Handing server auth.log [on hold]

I'm running an Ubuntu VPS. Every morning, my auth.log seems to be overrun with failed login attempts from various IPs. This list was a lot larger when I was still allowing password access to the ...
2
votes
1answer
27 views

NginX + WordPress + SSL + non-www + W3TC vhost config file questions

I have the following questions about my server block(s) for a WordPress site running solely on https, with nginx and W3TC browser caching. Environment: Ubuntu - 14.04LTS nginx - 1.4.6 ...
0
votes
1answer
19 views

Ubuntu 14.04 Cloud Server - Disks gone Read Only

Disks on our cloud server with our web host went read-only this morning for no apparent reason. Following that a reboot to try and rectify the issue resulted in a non-bootable system. Our Web Host ...
1
vote
1answer
53 views

OpenVPN connected but no Internet or LAN

Good evening, I'm facing an issue with my OpenVPN installation. Been at it for 3 days now but still cant figure out what is wrong for the life of me... Basically the issue is that i'm able to ...
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votes
0answers
27 views

Postfix + Dovecot I can't receive e-mail from other domains

I have a setup with Postfix and Dovecot on Ubuntu VPS. Lets say I have an user called "me". From command line I can send mails via "mail me" and it works. I can connect with Thunderbird to ...
0
votes
1answer
15 views

Cannot connect on port 80 to Azure Ubuntu machine

I have recently set up a Linux Ubuntu VM on Azure. I can SSH into the machine just fine, but HTTP requests are answered with "Connection refused". I have: Set up an Endpoint for port 80 in the ...
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votes
0answers
18 views

set in all dns answer same IP adders plus real [on hold]

I would like to configure a nameserver (ubuntu(bind 9 or pdnsd) that will return the same IP address ("A" record) for any arbitrary host name and adding the real ip addresses. For example: ...
0
votes
2answers
871 views

Default File Permissions (Passenger, Rails, Ubuntu Server)

I've deployed a Rails application that is using page caching and is run via Passenger on Ubuntu Server. Rails caching simply uses Ruby's File.open to write the cached files. Unfortunately these files ...
2
votes
3answers
3k views

DNS lookup aliasing of hostnames (not IP aliases), probably via dnsmasq

I'd like to be able to set up a host, say "eg", to be an alias to some server on the internet, say "example.example.com". I just need this functionality to be available from my local machine. I'm ...
0
votes
1answer
207 views

Ubuntu Server stucks on high traffic

There are some servers on Ubuntu Server 10.04 with that particular hardware: output of hwinfo. The problem is the hangup when machine experiences a traffic higher than 10Mb/sec for several minutes; ...
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2answers
653 views

Force stop upstart job

I accidentally deleted some upstart job conf (in /etc/init/). Unfortunately I didn't set any respawn limit, and those jobs are now unstoppable. I searched online but didn't find any answers, hope I ...