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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4
votes
0answers
139 views

apparmor: same profile for multiple apps

so I have: #include <tunables/global> /usr/bin/python2.7 { /** mixrw, deny /** lwk, } /usr/lib/jvm/java-6-openjdk/jre/bin/java { /** mixrw, deny /** lwk, } ...
3
votes
0answers
193 views

Apparmor externally included hats not working

Running apache2 on Ubuntu 12.04, using mod-apparmor for change-hat support. I have installed and verified that change-hat is working but that it is not working for externally included hats like the ...
3
votes
0answers
867 views

“Error: Unknown error” when trying to start virtual machine from VMware server

Problem We are running VMware Server 2.0.0 build-116503 on a Ubuntu 10.04 LTS server. There is a virtual machine installed, running Lotus Domino on Windows Server 2003. Ever since a sudden power ...
3
votes
0answers
2k views

What is the difference between installing libcurl4-gnutls-dev or libcurl4-nss-dev in ubuntu 11.10?

For a software that I am installing in an ubuntu server, it needs the curl deb packages. When I try to install libcurl4-dev it says that this is a virtual package and I need to install ...
3
votes
0answers
2k views

ufw deny all incoming and outgoing not working!

I'm sure I'm doing something wrong. I'm expecting my current rules of "denying all incoming/outgoing" to cripple anything network related, but it's not. First, I did: sudo ufw default deny incoming ...
2
votes
0answers
44 views

Virtualization limits for Ubuntu Server 14.04 LTS with KVM?

Essentially I'm after something like this: Virtualization limits for Red Hat Enterprise Linux with KVM but for Ubuntu Server 14.04 LTS. I'm trying to create some KVM guests with very large 1TB+ RAM ...
2
votes
0answers
45 views

Raid 1 seeding to speed up identical installs

I was thinking of installing Ubuntu on one of our Dell servers in a RAID 1 configuration, then using the mirrored drive as the primary drive in a second identical server with another RAID 1 setup. ...
2
votes
0answers
41 views

Centralized ubuntu update server

I am in the process of configuring a Central Update Server so we can better manage the security updates on our ubuntu based cloud servers. Here is my plan so far Install apt-mirror on cloud instance ...
2
votes
0answers
41 views

How do I make Ansible actually compile a config file having changed my debconf settings for an application?

I'm using Ansible to try to configure all of the workstations involved with a particular project to be able to use BitTorrent sync with a standard configuration (this is actually just an example of ...
2
votes
0answers
41 views

“Centralized” fail2ban only banning attacks to local host

I'm trying to run fail2ban on the rsyslog server that gathers auth logs from the rest of our servers. I'm interested on getting notifications working as a first step. My problem is that fail2ban only ...
2
votes
0answers
45 views

NFS randomly mounts wrong server

I have run into a problem with NFS which has me baffled. I can't even come up with a plausible explanation for it. I have ten machines: slave1 (10.0.0.10) - slave10 (10.0.0.20) Each one runs NFS ...
2
votes
0answers
50 views

Linux - Outgoing connections from process timeout after the process restarts

banging my head against the wall with this one... I have an Ubuntu Linux server, on top of which our own process which holds 40K persistent connections to external services. When the process ...
2
votes
0answers
29 views

/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 ...
2
votes
0answers
98 views

OpenLDAP TLS - test results in Bad file descriptor

I have set up an openldap server including tls on ubuntu 14.04 following this guide. While testing the connection, I get results that I can not find an explanation for. ldapsearch -xLLL -Z -W -D ...
2
votes
0answers
289 views

What is the best practise to autostart unprivileged lxc containers on Ubuntu 14.04 64bit?

The current implementation of the LXC technology deals nicely with an issue of starting the privileged containers upon system start.. Users of the unprivileged containers (which arguably promise ...
2
votes
0answers
64 views

Openstack Auto-Pilot - No Hardware Zones / Physical Zones Listed in Landsacape

Following the instructions available here I am at the final step of the landscape / autopilot install. The pre-configure checklist shows everything is good, but when I click configure there is no ...
2
votes
0answers
94 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
873 views

“A new version of /boot/grub/menu.lst is available” when upgrading Ubuntu on an AWS server

I just tried to do a sudo do_release_upgrade on an AWS EC2 Ubuntu 13.10 server to upgrade to 14.04. All was going well until I got the following message: A new version of /boot/grub/menu.lst is ...
2
votes
0answers
55 views

“ip route get” on Ubuntu returning default instead of static route

We've been trying to solve this seemingly simple routing problem for days. We are trying to route traffic through an OpenVPN tunnel. Specifically, traffic to 10.0.1.136 should be routed through our ...
2
votes
0answers
487 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 ...
2
votes
0answers
336 views

AWS connection error: Permission denied (publickey)

Sorry if this sounds redundant to you but trust me its not. I have tried almost majority of the links related to this problem but nothing is working for me so far. I even tried this article two. Below ...
2
votes
0answers
688 views

How do I set locale when building an Ubuntu Docker image with Packer?

I'm using Packer to build a Docker image based on Ubuntu 14.04, i.e., in my Packer template I have: "builders": [{ "type": "docker", "image": "ubuntu", "commit": true }], and I build it ...
2
votes
0answers
2k views

Ubuntu 12.04/14.04 - apt-get 404 Not Found [IP: local-dns-server-ip 80] through proxy

I am trying to setup an ubuntu server (12.04 or 14.04) and have installed the server image onto the system I am using. Everything works fine until I try to run sudo apt-get update. When this runs, I ...
2
votes
0answers
13 views

Give group of users install privilages in R but not affect root install?

So we have a few users who use a number of servers for various computations. They constantly ask us to install packages from bioconductor and cran for R. It's a real bother and truthfully they can ...
2
votes
0answers
82 views

System clock jumps over 50 seconds randomly

Having a really strange and frustrating issue with system clocks across a few (non virtualized) Ubuntu 12.04 servers. The system clock jumps unpredictably by over 50 seconds. Here's a part of the ...
2
votes
0answers
724 views

juju bootstrap fails, connection refused port 22

I have a MAAS installation with it's interface at 10.12.1.3/MAAS. It is responsible for DHCP/DNS and the configurations are as follows: ip: 10.12.1.4 subnet mask: 255.255.255.0 broadcast ...
2
votes
0answers
52 views

Change the logical volume

I am quite new this snapshot process. Let, I have three logical volumes as A, B, C. I worked on logical volume C. But accidentally when I restart the system, it goes to the snapshot A. How can I ...
2
votes
0answers
343 views

Using ufw on OpenVZ-based VPSes

I'm facing with a problem to set up ufw on Ubuntu 12.04 running on an OpenVZ-based VPS. I know there is limitations for ufw. I googled a bunch of articles how to resolve the issue (like: ...
2
votes
0answers
258 views

sshd running at 100%

I'm running an Ubuntu/WordPress server on Amazon EC2 which is experiencing problems every 24-48 hours: I get a CPU alarm from EC2, log into the server, and discover sshd is running at 99.9% CPU. This ...
2
votes
0answers
428 views

How to preseed options before network in Debian/Ubuntu PXE installation?

I'm trying to fully automate an Ubuntu installation over the network, but the preseed file is loaded only after the network adapter detection. Even with those options in the preseed file the ...
2
votes
0answers
69 views

Apache2 serves gibberish after 2.4 upgrade

Problem: Apache 2.4 on Ubuntu Linux 13.10 serves gibberish instead of content over https: using AuthBasic and .htpasswd-based authentication. Here's an example: ...
2
votes
0answers
216 views

Having trouble installing Racoon and Strongswan on the same system

I have two applications that I need to run, one uses Racoon for establishing IPSec tunnels and the other uses Strongswan. Therefore, I need both Racoon and Strongswan installed simultaneously on my ...
2
votes
0answers
1k 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 ...
2
votes
0answers
110 views

Server clock runs fast - sometimes

I have 12.04 Ubuntu servers that make a radio link once per hour to send updates and sync clocks. The clocks all stray by about +/- 0.6 seconds per hour, which is expected based their crystal ppm. ...
2
votes
0answers
421 views

Networking with lxc containers with local dhcp and external ipv6 double bridge problems

I want to use both ipv6 externally on all my containers, and ipv4 external only on the hosts. I am using Ubuntu 12.04 64bit. For ipv4 on the container I use the DHCP that came with the lxc ...
2
votes
0answers
355 views

Ubuntu 13.04: apt-get and check-new-release CPU bound

I own a virtual server hosted by a provider. A few hours ago I was notified about the VM being CPU-bound. I couldn't log in and rebooted the server. After the boot, apt-get and check-new-release were ...
2
votes
0answers
371 views

Why can't I get logwatch to output anything in Ubuntu?

So I installed logwatch using this guide on a Ubuntu 12.04 box. I also setup postfix and my initial intention was to add a daily cronjob to email me these reports (I have the same setup on a Debian ...
2
votes
0answers
83 views

How do I get Ubuntu to forget about a destroyed zfs pool?

I have also asked this question over on Ask Ubuntu but I thought I'd try here as well. The details can be found at: ...
2
votes
0answers
679 views

Mounting a network file system inside LXC on Ubuntu 12.10

On an Ubuntu 12.10 server, I created an Ubuntu cloud lxc container. In the /var/lib/lxc/MY_CONTAINER/config file, I uncommented the line: lxc.aa_profile = unconfined and started the container. ...
2
votes
0answers
315 views

Samba deadtime not working

I have a server where I want to limit the amount of concurrent connections to Samba due to performance reasons. So I have max connections = 5 Which works fine. However, people who have connected ...
2
votes
0answers
247 views

Manual Multicast forwarding with Linux router

I have a Linux router (Ubuntu). It is working well with unicast but with multicast routing/forwarding I have some trouble. The problem is that my hosts do not send igmp/mld messages thus the router ...
2
votes
0answers
205 views

nginx does not respect “root” directive

I'm running an EC2 instance with Ubuntu and trying to setup virtual servers for two domains without luck and cannot figure out why. My web documents are located in /var/www/<domain> and ...
2
votes
0answers
2k views

Tortoise Git seems to connect then refuse my connection: git did not exit cleanly (exit code 128)

I had been using Tortoise Git from my windows PC to connect to GitHub as well as a local server. One of my OS drives failed (raid 0) so now I'm tasked with getting it back up to speed. I've been ...
2
votes
0answers
562 views

Group membership erratically lost after user logs in - Ubuntu, winbind, AD

I have a really strange issue where the wbinfo -g command properly indicates the AD domain group I am interested in and shows a particular user in that group - this is always true, so on the linux ...
2
votes
0answers
206 views

Ubuntu traffic shaping by source mac address or destination host

Is there an easy way to manage traffic shaping/bandwidth monitoring to limit traffic based on source mac address and/or destination server address?
2
votes
0answers
667 views

netatalk 3.0 wont start on ubuntu server

Netatalk 3.0 built from sources using ./configure --with-init-style=debian --enable-debian On startup i'm having troubles: Aug 09 01:30:11.415825 netatalk[15692] {netatalk.c:162} (N:AFPDaemon): ...
2
votes
0answers
327 views

Ubuntu: How to force default ACLs to take effect for newly created files/dirs?

I've created the following ACLs for a directory: # file: . # owner: www-data # group: root user::rwx user:www-data:rwx user:deploy:rwx group::--- mask::rwx other::--- default:user::rwx ...
2
votes
0answers
204 views

Is there an alternative for the Intel WebConsole for managing the RS2WG160 RAID controler on Ubuntu?

I have a server with 16 HDs connected on an Intel RS2WG160 Raid controller and I would very much like to know the state of the disks using the Web Console that Intel provides. The problem is that ...
2
votes
0answers
273 views

How do I print, identified as an AD user, from an Ubuntu client to a Windows print server?

I know my question may be confusing, so I'll clarify. I'm an admin at a school and am setting up the labs to use Ubuntu (12.04). Users already can authenticate against Active Directory (currently ...
2
votes
0answers
899 views

LDAP groups not always mapping, Ubuntu server 12.04

Ubuntu 12.04 server, AMD64, authentication via LDAP. I'm having trouble getting the LDAP groups to map to my user account when logging in, even though 'getent group' shows the correct set of groups ...