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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1answer
45 views

Limit on IPs assigned to one interface

I have a unique application where I need to use many IPs on one server. Will Ubuntu networking crash if I assign 2048 IPs to one eth0 interface?
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2answers
57 views

MySQL performance problems on particular vhosts

I have a dedicated server setup (8 cores, 16 GB of RAM), running Ubuntu 12.04 LTS with latest updates, and I am experiencing some performance problems related to MySQL. I have multiple vhosts active. ...
0
votes
1answer
90 views

ipsec verify on ubuntu Two or more interfaces found, checking IP forwarding [FAILED]

Ubuntu 14.04, Openswan U2.6.38/K3.13.0-30-generic When I run ipsec verify I get this error. Two or more interfaces found, checking IP forwarding [FAILED] I see quite a few of this same ...
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0answers
48 views

dmidecode /dev/mem: mmap: Operation not permitted

I am trying to get my BIOS firmware version, and memory info using dmidecode. I am connected to the server through ssh as a root user. We recently just started moving our servers from Debian 6.0, to ...
1
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1answer
30 views

Enable php to execute .php files that start with just <?

I bought a php script on Code canyon, and it was running ok on my localhosts (Xampp), but when i uploaded the files to my server, I noticed that the .php files where not being executed, after some ...
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1answer
61 views

My production server has bad blocks, now what?

My server has crashed for Nth time in a couple of months, so I decided to do a badblocks test. I have used fsck to detect and mark badblocks, and it has indeed detected some. If I am correct, this ...
0
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1answer
52 views

Internal Server Error when running Gunicorn as a service

I'm trying to deploy my Django app for the first time on a Digital Ocean VPS. I've used their Django droplet which setup things like this except I'm not using a virtual environment. After adding my ...
0
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0answers
29 views

GID/UID Wrong with Samba4 Member server

I have joined a Ubuntu 14,04 server to my 2012 domain using Samba4 but when I check the id of a user I get GID that are out of range. The GID/UID of running a "ID domain_user" come back completely ...
1
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1answer
31 views

vsftpd filezilla and iptables on ubuntu

So I followed the instructions (for ubuntu 10.04): here (for setting up iptables) and here (saving the iptables) and finally and laughably here (because 10.04 won't get the saved version), now ...
0
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1answer
63 views

kvm- launching VM through putty

I want to setup a VM (host:ubuntu server / guest ubuntu server) I connect through putty (from windows) to my server and launch the following commands: #create the guest image qemu-img create -f ...
0
votes
1answer
25 views

OpenVPN connection breaks after a few seconds

For the last hours I have been trying to connect to a VPN network through openVPN. My connection settings are: IPv4 tab: Method: Automatic VPN Routes: Use this connection only for resources on its ...
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0answers
97 views

No IPv6 traffic in bridge mode

Hello happy people o/~ yesterday I had the audacity to reboot a remote Linux server. This Ubuntu 64, 12.04 installation went from kernel 3.11.0-19-generic to 3.13.0-32-generic and also from being ...
1
vote
2answers
78 views

imapsync - Authentication failed

I've deployed many Google Apps accounts and have used imapsync a number of times to migrate accounts to Google Apps. This time however, no matter what I try imapsync refuses to work claiming my ...
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2answers
36 views

Allowing windows machines to ping Linux Box by Hostname

I have a linux box that I would like to be able to ping by its hostname. All of the windows machines are on the same domain. At the moment I have used beyondtrust free (likewise open) to join the ...
-1
votes
0answers
19 views

cloud server implementation for sensor networks [duplicate]

I want to implement a cloud server. i.e., I want to be able to scale the servers once i m done working on my application for my sensor networks. I want to know to implement the cloud server (resource ...
1
vote
1answer
34 views

Atlassian Crowd + Nginx + SSL Setup Not Working - Redirect Loop

The nginx config: server { listen 443 ssl; server_name crowd.example.com; access_log off; client_max_body_size 10M; ssl_certificate ...
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0answers
4 views

Can't find Armhf package in apt-get, can find in ubuntu site [migrated]

I'm trying to install owncloud on CubieTruck, with armhf architecture. When looking in Ubuntu Package site, it's listed as "all" architecture. When running apt-cache show owncloud | grep Architecture ...
0
votes
1answer
37 views

How to load new profile in Network manager v0.9 without nm-connection-editor using cli?

i'm working on migration of autoprovisioned Ubuntu 12.04 LTS servers from ifup (/etc/network/interfaces) to NetworkManager. /etc/network/interfaces is clean (only loopback interface is configured): # ...
0
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1answer
46 views

Setting up ubuntu to send mail from PHPMailer

I have a small server, inside the company where I work, which has an app that needs to send email to notify users for different reasons. I'm using PHPMailer to do this. But as I suspected, I need to ...
0
votes
1answer
26 views

Apache Server Not Displaying Site From Correct Directory

I have an apache server setup on Zentyal 3.4/Ubuntu 13.10. I have disabled the default virtual hosts file and enabled one with the following: <VirtualHost *:80> ServerAdmin ...
0
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0answers
34 views

Page requesting content from another IP

I was running a drupal website on Server 01 with IP1 on the domain name example.com with the configuration centos 6 and apache. As we were having a traffic spike, we wanted a more powerful machine. ...
0
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0answers
7 views

Virtualbox running Ubuntu and ipv6 [migrated]

I'm just playing around with ipv6 and I was trying to use netcat over ipv6. I tried the following and it works. $ # terminal one $ nc -6 -l 7171 $ # terminal two $ nc -vvv -6 ::1 7171 ...
0
votes
1answer
50 views

mysql.sock error when deploying with AWS Ubuntu and RDS

Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) Rails.root: /opt/deployment.myproject/releases/20140805050704 I've spent the better part of 3 days trying to ...
0
votes
1answer
90 views

LDAP client on Ubuntu 14.04 LTS server

I am setting up an LDAP client on Ubuntu 14.04 server and can't seem to be able to logon. I see an error in the auth.log that says unknown user. I installed packages: ldap-auth-client ...
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3answers
107 views

Port 80 apparently closed ubuntu 14.04

I'm installing a small server on the company where I work. I go to whatsmyip.org and it tells me it is 190.124.165.35. When I go to canyouseeme.org it tells me that the connection timed out for port ...
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1answer
56 views

Get rid of the ubuntu thing that suggests what packages you should install [closed]

I'm finding myself in the unfortunate place of using Ubuntu as a server OS and its tendency to suggest what packages I should install and how to install them when a program I enter in the shell isn't ...
0
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1answer
58 views

Is wkhtmltopdf set up properly

I'm using this (https://github.com/KnpLabs/KnpSnappyBundle) to render an HTML file to a pdf. I've built it on a test server and it all works perfectly but when I move it to the live server none of the ...
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2answers
81 views

Editing sshd_config file [closed]

I'm trying to edit the sshd_config file that's in the etc/ssh (of an Ubuntu AWS EC2 server) folder. I'm using FileZilla to change the ports but no matter what I do it won't except the changes. I get ...
0
votes
1answer
139 views

GRUB “Some modules may be missing from core image” Error

one HDD crashed from my RAID and I added a new HDD. Now I wanted to install GRUB to the new HDD: with "grub-install /dev/sdb" I get these errors: Installing for i386-pc platform. grub-install: ...
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2answers
34 views

Keypair with Shellinabox?

I've got an Amazon EC2 instance with a keypair, and I want to setup shellinabox so I can ssh from any web browser. However, shellinabox only seems to allow password logins and I wasn't able to find ...
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0answers
67 views

Sendmail in Ubuntu always fail [outgoing SMTPS(465)]

I'm using sendmail in ubuntu hosted at amazon ec2 hosting. Also I have a paid account (domain) in godaddy, so I want to use godaddy as relay host. I did EVERYTHING based on this tutorial: ...
0
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1answer
22 views

Starting a detached screen has no effect

I want to start a shell script in detached mode on ubuntu bootup (via cronjob @reboot) but it doesn't even work when I try it directly. Syntax: screen -d -m -S myscreenname /path/to/my/script.sh ...
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0answers
20 views

X520-DA2 10GbE PCIe NIC on Ubuntu 12.04 doesn't respond correct ARP information for a traffic tester

I'm trying to configure stand-alone test network to examine a server that has two 10GbE ports PCIe NIC. But I couldn't get any ARP responses of those 10GbE ports. To execute my test, it's necessary to ...
3
votes
1answer
43 views

a2ensite through shell script

I created a small script to add websites on my server and it looks like this: #!/bin/bash echo "<VirtualHost *:80> ServerAdmin admin@example.com ServerName $1 ServerAlias www.$1 ...
0
votes
1answer
59 views

Why does nslookup not return what I am expecting from my bind server? (RPZ configured)

Prior to this question I was looking for some help in finding a way to return a different response to querying clients based on their IP Address. The question was answered here: How can I selectively ...
-1
votes
1answer
84 views

Error code: ssl_error_rx_record_too_long on nginx ubuntu server

I have a site which was perfectly running with apache on some old ubuntu server and also has https for it. But now for some reasons i need to move to different(new ubuntu server with high ...
1
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0answers
100 views

Ubuntu 14.04 KVM Host - Only network device pcnet working

I've installed a KVM host on Ubuntu 14.04. I've added a networking bridge as br0 and also added the p4p1 network adapter to it. My problem is now that only the "pcnet" networking guest driver is ...
0
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0answers
39 views

Ubuntu refuses to route packets for public subnet through linknet

I've run into the novel concept of routing through a linknet from my new ISP, and am currently trying to get a /28 routed properly on my Ubuntu 13.10 server. However, this is proving futile. This is ...
0
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0answers
7 views

NFS client replaces some remote folders with local folders

I am not sure if the title is descriptive enough, but I did my best to explain the problem. I have an Ubuntu 12.04 NFS server sharing home folder of user MyUser as /home/MyUser I also have a client ...
2
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0answers
26 views

cant connect to internet in ubuntu using bridge adapter [migrated]

My host OS is windows XP(SP3), guest OS is Ubuntu 14.04, and virtualBox is 4.3 I want XP and Ubuntu to talk to each other, so I choose to use bridge adapter network. XP: Windows IP Configuration ...
2
votes
0answers
30 views

LXC containers act differently on difrent servers [closed]

I have two physical servers A and B. I wanted to upgrade them from Ubuntu 12.04 to 14.04. Here is my current setup (if I'm left out any info here, let me know and I'll add it): Server A: Ubuntu ...
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0answers
19 views

Daemontools logging an error: supervise: fatal: unable to start supervise/run: file does not exist

This is a more specific follow up to the following question about getting a basic daemontools setup working. I think I have just about everything working, but I still get a nagging error in my log ...
0
votes
1answer
51 views

Ubuntu 14.04 Postfix Access denied

Sorry to write here I'm really using it as a last resort. I have recently got my hands on a dedicated server. I'm not good with linux (not at all), but I wanted to set up a full server (Web, mail, ...
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0answers
11 views

Trying to get svscan to pipe multilog: chown: invalid user: ‘multilog’

This is related to my attempt to get daemontools working from the previous question. I'm trying to follow these instructions for how to set up daemontools to use multilog rather than readproctitle. ...
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0answers
13 views

does the number of lvm logical volumes affect ssd performance

Please let me know what your thought are on this. I've installed Ubuntu multiple times on a msata ssd mS200S3 120GB. There is a noticeable decrease of read performance on the exact same hardware for ...
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0answers
30 views

How can I make daemontools run a simple service without manually calling supervise?

Based on various start guides on the web, the sequence of steps I'm using to go from no daemontools installed to having a simple service running automatically is the following (on Ubuntu 14.04): $ ...
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0answers
4 views

Poor performance with Ethernet Network Card when transferring files [migrated]

I am having a performance issue I have not been able to solve and hope you guys can help me with it. I bought a NanoPC (small computer with ARM processor) and I have it running Ubuntu 13.10. It has a ...
1
vote
1answer
35 views

How to automatically increase the partition size of multiple Ubuntu nodes in VMware vSphere?

We have dozens of Ubuntu nodes where I have to resize the hard disk drive to different sizes. Currently I’m doing all of the following steps manually: Increase the size of each node’s virtual hard ...
2
votes
1answer
41 views

chef-server-ctl command not found

I've installed the Chef server on Ubuntu Server 14.04. After downloading the Chef package (chef_11.12.8-2_amd64.deb) I ran sudo dpkg -i chef_11.12.8-2_amd64.deb. The package seems to have installed ...
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votes
2answers
29 views

Mysql/Apache stops working once in a while

My problem: My webbserver stops working once in a while. Apache still responds to requests, but it can't connect to mysql server. According to how i read the syslog it's because of insufficient RAM. ...