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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2
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1answer
34 views

Mount only sub-directory in NFS export

On my NAS I export one single filesystem: /mnt/datastore *(rw,sync,no_subtree_check,all_squash,fsid=0) With /mnt/datastore/ being the mount point of a FUSE based concatenation of a bunch of disks. ...
-4
votes
1answer
37 views

How to open Port 443 on External Firewall? [on hold]

I've been trying to configure SSL on my server for last 4 days now, with absolutely no success. I've generated a CSR file and uploaded the certificate and configured a Vhost, but nothing seems to ...
0
votes
0answers
19 views

How can i fix corrupted file system in linux

I shifted my docker container to new server and i think in the process my file system got corrupted. This is the output i get root@2389374b235b:/var/local/atlassian/confluence/plugins-osgi-cache# df ...
0
votes
2answers
25 views

Postfix Failed to Receive Email

I am trying to set up a mailing server with postfix and dovecot in ubuntu 12.04 following this guide. All seems to have worked out correctly and when I try this echo test | mail email1@example.org ...
-3
votes
1answer
44 views

***UNCHECKED*** in Subject of all incoming emails [on hold]

I'm looking for an answer to help me figure out why the phrase ****UNCHECKED**** Appears before any of my received mail from any address (there's only 3 *'s, but it made it bold with only ...
2
votes
3answers
3k views

How to fix “Could not open a connection to your authentication agent.” error when trying to add ssh-key?

I'm using Ubuntu server 10.04. ssh-add /foo/cert.pem gave the following output: Could not open a connection to your authentication agent. These are my running processes: ps -aux | grep ssh ...
2
votes
4answers
2k views

12.04LTS - could not open a connection to your authentication agent

I'm working on adding ssh authentication to a fresh Linode Ubuntu 12.04LTS deployment. I followed their guide to the letter up to the point where I need to ssh into the box with my now freshly added ...
-1
votes
0answers
4 views

SVN + Apache server + ssl not working (server with PP)

to start I am new to server configuration and parallel plesk. I wanted to have svn over ssl on my server (virtual server with ubuntu 12), so i bought an ssl certificate and installed it over PP and ...
0
votes
0answers
8 views

ubuntu 12.04 sssd sudo not working

This is for Ubuntu 12.04.5 LTS I am trying to implement SSSD as a client and everything works all right BUT SUDO I cannot see anything happening in the sssd_sudo.log file at all but the usual file ...
1
vote
0answers
14 views

detecting whether GPUs are accessible before running nvidia-smi during boot to create dev files

In the past, I've successfully configured Ubuntu systems containing NVIDIA GPUs to launch nvidia-smi in the background from within /etc/rc.local during the system boot to create the requisite ...
0
votes
0answers
4 views

Add permanent static bridge in linux mint

I have tried to add a permanent static bridge in linux mint by adding these lines to /etc/network/interfaces : iface lxcbr0 inet static bridge_stp off bridge_maxwait 0 ...
0
votes
1answer
1k 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
votes
2answers
22 views

Grow individual drive size in RAID5 array

My array is built of 3 hard drive of 2TB, I have 2 more free space and I would love to start to grow my array with 4TB hard drives, if I start to put 2 4TB hard drives and eventualy replace the 2TB ...
0
votes
1answer
26 views

Passing Linux NFS traffic through Windows Server 2008

We are developing an embedded device that runs on Linux and uses NFS mounts to aid in development. We are working in two private network spaces (172.16.x.y and 192.168.0.n). The 192 network contains ...
0
votes
0answers
10 views

How to have an application moved to launcher in stripped-down Unity under Ubuntu [migrated]

I installed Ubuntu server and then the stripped down Unity desktop. I then installed terminator. I see terminator in the Software Center. I can also locate the .desktop file for this application and ...
2
votes
1answer
30 views

How do I install HP Smart Storage Administrator (hpssa) on a Proliant N40L running Ubuntu Server 14.10?

I have an HP Proliant N40L MicroServer with an HP Smart Array P410 raid card. The boot drive is an SSD running Ubuntu Server 14.10. The P410 is getting hung up while initializing. From what I've ...
2
votes
2answers
24 views

How to install terminal application after installing minimal desktop Unity on Ubuntu Server

I installed Ubuntu server 14.04.. and to get a minimal desktop, I installed Unity desktop with the no-install-recommends option. The desktop was installed minimally but so is the terminal application ...
1
vote
3answers
2k 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 ...
0
votes
3answers
158 views

Accessing a web site on a VM

I am trying to use a VM to allow me and some other people in the company to test-drive changes to a Magento store. The VM is out of my control (mostly) and is hosted on a Windows Server box on our ...
1
vote
1answer
1k views

lftp, setting for ignoring time-stamp?

I am using lftp for mirroring the files on a server to a PC. The problem for me is that as I put a batch of files on the PC that are exactly the same as the ones on the server, the mirroring starts of ...
1
vote
0answers
41 views

Failing to properly configure a sub-domain

I've rented a small virtual private server that runs Ubuntu, and I'm trying to configure a sub-domain. Thanks to several resources I've figured out how I'm supposed to do this, but still it does not ...
0
votes
1answer
16 views

PHP-FPM - problems with the pre-start process

My webserver runs NGINX with PHP-FPM. After (I guess) an update, the service php5-fpm stopped working and refuses to restart/start - even after a reboot. As another webserver does the same updates and ...
0
votes
1answer
34 views

access server with ip address and not server name

I am trying to access my server to the following address: https://www.media-rewards.com/ But it doesn't work :(. However, if I use its ip address, it works: https://52.0.245.209/ I don't know ...
-3
votes
1answer
65 views

No longer able to send e-mails from Ubuntu server to Gmail group [closed]

I have an issue where sending e-mail from our Ubuntu server to a Google Group account no longer works and results in the Google group rejecting the e-mail. (Please note that when I say Google Groups, ...
0
votes
1answer
21 views

Ubuntu remount a root mount that's changed to ro as rw without rebooting

Because of errors=remount-ro an underlying NFS blip caused my root mount to be remounted as read-only. I know there is nothing wrong I need to worry about. How can I remount this as rw without ...
0
votes
0answers
55 views

Random speed on downloading files from Nginx/lighttpd

I've tried both lighttpd and nginx as webservers. All to very same result: In the morning, when the load is low, files are lighting fast to download. But later, when the load is a BIT more, server ...
-1
votes
0answers
9 views

Xrdp set up connection outside of localhost [migrated]

I've installed xrdp on my ubuntu 14.04, so I have connect to my computer by Remmina from another ubuntu computer. How can I connect to computer with xrdp remotely, not from localhost network ...
0
votes
1answer
25 views

How can I set environment variables for a different user

I'm trying to get 2 docker containers started and linked together with a rails app. This app relies on these environment variables: POSTGRES_PORT_5432_TCP_ADDR POSTGRES_PORT_5432_TCP_PORT When I ...
1
vote
2answers
55 views

Issues with connecting to OPENVPN

I am trying to configure Mullvad on openVPN - Debian I have followed their online tutorial - Install OpenVPN and resolvconf (sudo apt-get install openvpn resolvconf) Extract the configuration files ...
1
vote
1answer
12 views

Upstart log stdout and stderr to file not working as expected

When in bash I can run: java -jar server.jar &>> log.txt And it combines the stdout and stderr into log.txt. However when I have this line in my Upstart .conf file, it does not do this: ...
-1
votes
1answer
32 views

ubuntu script two different outputs

So I have a script that checks with curl if a website is redirect. If the website is redirected, an e-mail will be sent. If the website is not redirected, an if-statement is called where I get the ...
2
votes
3answers
2k views

Using Rsync to backup a Windows Share

I have a Windows 7 box that I want to back up to an Ubuntu machine. I have mounted a Windows share on the Ubuntu box (using CIFS/Samba), and I want to use a cron job to rsync what's on the mounted ...
-1
votes
1answer
22 views

Create and access sites on local ubuntu Server from windows machine via LAN [on hold]

I have a Ubuntu Server in my LAN, latest ubuntu server with Webmin, and Virtualmin From this : ...
0
votes
1answer
22 views

Ubuntu 14.04 PPA previous minor version of PHP 5.6

I'm currently running PHP 5.6.6 installed on Ubuntu using the PPA provided by Ondřej Surý https://launchpad.net/~ondrej/+archive/ubuntu/php5-5.6 This is managed using Chef which isn't really relevant ...
0
votes
0answers
25 views

Ubuntu 14.04 Desktop as local server - ext4-fs error [migrated]

I have set an Ubuntu 14.04 as a local server. Also I have two identical hdds on RAID1, on md0. I have tested raid configuration and works ok. I installed virtualbox from the official website and keep ...
-2
votes
0answers
28 views

cron + php = 100% CPU after server upgrade

I just upgraded my ubuntu server (from 12.04 to 14.04) and I have a problem. There are 5-6 cronjob that are using 100% of my CPU. The cronjob are simply php scripts doing batch query on my MySQL DB. ...
0
votes
2answers
3k views

nginx on Ubuntu: Permission denied

I am new to system administration. After installing nginx via puppet on Ubuntu I get the following output: [alert] could not open error log file: open() "/var/log/nginx/error.log" failed (13: ...
-2
votes
0answers
8 views

how to ssh from ubuntu running inside vm wrk statin in windows to another ubuntu in vm wrk station in another windows [on hold]

how to ssh from ubuntu running inside vm work station in windows to another ubuntu in vm work station in another windows I have 64 bit windows machine on which i am running ubuntu on vmware. I want ...
0
votes
0answers
15 views

How to determine if a cd/dvd media is writable [migrated]

Is there any way to determine whether a inserted cd/dvd media is writable or not on Linux? It seems that the good old cdrecord had an option called -minfo, which is missing in wodim. Thanks in ...
0
votes
1answer
21 views

Revert libvirt external snapshot

Having some issues understanding how to revert snapshots on ubuntu 14.04 using KVM... Until now i have been using internal snapshots, however due to space issues (space not being re-allocated after ...
-1
votes
0answers
22 views

Only use Google DNS servers under Ubuntu 14.04

I have a Ubuntu server running on my local network and would like to instruct it to only use Google's DNS servers. I've done this on my machine using the network manager GUI, however my server doesn't ...
1
vote
0answers
18 views

Siege: descriptor table full sock.c:119: Too many open files

I am trying to make a stress test in my own server using siege with the following command: $ siege -c 500 myweb.com/somefile.php But I get this error: [error] descriptor table full sock.c:119: Too ...
0
votes
1answer
54 views
+100

Ubuntu 14.04.2 LTS - RSysLog 8.8.0 - omusrmsg not working

I have been trying for two days to get RSysLog to alert all [or specified] users of certain Facilities/Priorities hitting RSysLog. rsyslog.d/50-default.conf: ... *.emerg ...
0
votes
2answers
55 views

Relay Access Denied - Postfix/Dovecot

Edit: Please, please read the answer before this whole thing, as it'll save you tons of time. Answering my issue was as simple as changing a setting with Outlook, it might be for you, as well. It had ...
4
votes
1answer
932 views

Gracefully Restarting Django Celery Instances

I'm wondering what the best way to restart Celery is without losing any tasks during the restart. I'm currently running it as a daemon using the init.d/ script provided with celery - everything is ...
-1
votes
1answer
28 views

Block everything except some ports and specific IP Addresses, server can't do HTTP GET

I can't get this firewall.sh script to work. It currently doesn't allow me to get a file at 'https://index.docker.io/v1/repositories/library/ubuntu/images' so either my DNS is flawed or I am blocking ...
1
vote
1answer
126 views

Ubuntu 14.04 can only access outside networks if using DHCP, not static IPs

I am configuring some server on Ubuntu Server 14.04 (no GUI) and I am have the following configuration: auto lo iface lo inet loopback ## Management network eth0 auto eth0 iface eth0 inet static ...
2
votes
1answer
70 views

Taking an image of a failing boot drive

Ok, so my Ubuntu 12.10 install seems to have gone slightly sideways. It currently boots from a Compactflash card that I was planning on replacing soon, but as luck would have it it's gone down now. ...
0
votes
2answers
1k views

Deploying play! 2.0 application on an apache server with a reverse proxy

I'm trying to deploy my play! 2.0 application on an Ubuntu 11.10 server and I have been running into error after error and hope someone can help me here. I am try to deploy my Play! application using ...
1
vote
2answers
1k views

Horrible PHP/MySQL Query Performance On Ubuntu Server 10.04

I just did a clear install of Ubuntu Server 10.04 with the standard LAMP config.. Then I made a small script to test insert speeds into a table with 3 columns. When I run the script on any of my ...