Questions related to Ubuntu Server, and server-related packages.

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LVM Check Disk for Bad Sectors with RAID Mirroring to Fix Them?

I'm working on creating a very reliable, high-volume storage server on Ubuntu. Suppose you have a large 4 TB RAID1 set of 2 disks on LVM... At this size, I find it's more common to get a bad sector. ...
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redirect traffic from server 1 to server 2 on specific ports

I am trying to redirect traffic from server 1 on IP A to server 2 on specific ports and IPs. i am using this rule as an e.g. - iptables -t nat -A PREROUTING -s 192.168.1.1 -p tcp --dport 1111 -j ...
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1answer
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setting ulimit in init script

I am trying to install rabbitmq-server on Ubuntu 14.04.4 LTS. In /etc/default/rabbitmq-server it says: # Maximum number of open file handles. This will need to be increased # to handle many ...
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1answer
32 views

Ubuntu Server as (and) Router?

Is it stable use Ubuntu as router and server (ssh, database backup, web server, etc) thanks
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Networking with Ubuntu server 16.04

Hello I am setting configuration for my IP. I am running Ubuntu Server 16.04 and when I go to sudo nano /etc/network/interfaces I set this as my configuration: auto enp0s3 iface enp0s3 inet static ...
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1answer
32 views

Application/Port specific Network shaping tool?

So I've recently made the move to Ubuntu 16.04, from Windows 7, and am looking for a program that can replace the NetLimiter 3 Pro application I used to use to throttle my upload and download speeds ...
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Ubuntu server lost disk space

I have a Ubuntu server: user@server:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 15.10 Release: 15.10 Codename: wily It ...
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Ubuntu Server 16.04 Login Username Field

I have already searched and was unable to find any documentation on this issue. I have freshly installed Ubuntu Server 16.04 on a machine that seems to have been built around 2009-2011. I used a ...
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70 views

nginx fails to update after upgrade to 16.04 server

I upgraded from 14.04 server to 16.04 server. I have always used the official nginx packages, because I needed support for things like SPDY and HTTP2 which were not in the 14.04 version of nginx. ...
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Ubuntu Server for Marvell Armada XP

I am looking to Ubuntu Server 14.04 for Marvell Armada XP 78260. I found pre-build image "uInitrd" but version 12.04 which I do an upgrade once installed. My question is, how to install uInitrd ...
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1answer
18 views

vsFTPd connection to ubuntu instance

I'm running Ubuntu on a instance on the university server. I've installed vsFTPd and added a new user. I uncommented the following parameters in the vsftpd.conf: write_enable=YES chroot_local_user=...
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1answer
70 views

renaming network interface in Ubuntu 16.04 with systemd fails

I'm using a headless Ubuntu 16.04 LTS Server with two physical network cards, which are named enp5s0f0 and enp5s0f1. I would like to rename these interfaces, and followed this example. I therefore ...
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1answer
28 views

Giving your self root acces on ftps [duplicate]

I now have an ubuntu server with a user called rvdutchman, I also have a LAMP server running on that server. with using apache2 the dir where you can put your website on is /var/www/html. So I login ...
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1answer
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Ubuntu server 16.04 won't boot after installation, Fail to start LXD

I am new to Ubuntu. Just installed Ubuntu server 16.04 onto Dell R730 server yesterday. The first time reboot was okay. But the server refused to boot today. The error message was: Failed to start LXD....
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48 views

OpCache doesn't work on Ubuntu server 16.04 with PHP7

I just update my server to 16.04 with PHP7, all web server work but phpinfo says that the Opcache is enable but the opcache_get_status() says something else! opcache_get_status() = array(3) { ["...
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1answer
58 views

Non-jailed SSH user getting /bin/bash permission denied

I've set up a number of different users which each have their own jail directory. Inside this jailed directory they each have all the binaries and libraries they need copied over. SSH access is ...
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2answers
41 views

How intelligent is OpenSSH when it comes to connecting to a domain that leads to your internal network?

I run Ubuntu on my personal machine, and have an network of servers on my local network at my house. I have a cloud server, and a software development server, as well as some others. My servers have ...
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50 views

Cannot start Apache, config test fail: “env: apache2ctl: No such file or directory”

$ apache2 -v Server version: Apache/2.4.7 (Ubuntu) Server built: Jan 14 2016 17:45:23 My Ubuntu version is 14.04. I was fixing a few things on /etc/apache2/sites-available/000-default.conf and ...
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1answer
73 views

Service isc-dhcp-server fails to start

I'm currently working on a project of making an highly secured router with my RaspberryPi to navigate anonymously on the net. Yet, I'm not able to correctly configurate the daemon to finalise the wifi ...
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26 views

Ubuntu server login text message

I have a Ubuntu server by default when boot it has a text "Ubuntu ubuntu tty1" "ubuntu login: " How can i customize those 2 text entries? can it be not displayed? removed? can I change to some other ...
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1answer
74 views

Simple Samba Share - NO PASSWORD

Good night, What do I need: Simple samba config for file server without password and full read write for everyone. No security needed. History: I'm making a server to host files for my home. The ...
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109 views

ubuntu 16.04 pxe server install problem finding live-image

I am attempting to create an Ubuntu 16.04 PXE server to install other server instances. I have already managed to get a PXE client to start the installation process however it fails at the step "...
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1answer
91 views

Ubuntu 16.04 multiple NIC, bridge - Not getting br0 DNS settings

After a updated to Ubuntu 16.04 - which has mostly gone very well - everything works except resolving names from the host. Resolv.conf does not pick up dns-nameservers from interfaces (br0) for some ...
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16 views

How to Create a Netboot Server?

There are many tutorials for this already, but all of them seem to: Be spider webs of links that I have to follow to get all the parts working (and get lost in the middle of). I can understand not ...
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“antispam plugin not configured”

I'm trying to get the dovecot-antispam plugin working on a 15.10 server (I can't dist-upgrade, it's on a vps) and I'm getting the error message of anti spam plugin not configured when trying to move ...
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1answer
35 views

Virtual box issue with /etc/network/interfaces

I'm trying to run a pentest server (2014 in a box challenge: https://www.cyberchallenge.com.au/) on virtual box. I've set up a static ip in etc/network/interfaces as such: #auto lo auto eth0 #iface ...
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27 views

Trouble starting steam

I'm desperately trying to make "steam" work on my Ubuntu server, but it doesn't work: Running Steam on ubuntu 16.04 64-bit STEAM_RUNTIME is enabled automatically Installing breakpad exception handler ...
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1answer
67 views

Unable to see minidlna

I have installed minidlna on my Ubuntu Server installation and set up the .conf file. However, minidlna is not visible to any devices. I have restarted the daemon by running sudo service minidlna ...
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1answer
41 views

KVM host can't ping guest on same subnet

I have a server that has KVM installed and two guests installed onto that same machine. I have setup them to use the network port directly. They are online and I am even able to access my ownCloud (...
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16 views

Unable to get apache site running after rackspace upgrade

Apache2 server seems to be running but when I try to access my site I get a 503 and this is what the error logs show. [Fri Jun 03 17:33:59 2016] [error] proxy: BALANCER: (balancer://mysite). All ...
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2answers
44 views

How do I set up a server like this? [closed]

So I know this has been answered already, but I'm still not sure. What I want to do is, to have Ubuntu installed on my computer, and the have it set up so that I could go wherever, go onto a special ...
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1answer
28 views

Accessing a server directory

At my university, I have a home directory located on the main university server. To access this directory, I have been given some instructions which will mount the server on my local machine, and ...
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Ubuntu server still doing boot processes after login

I'm having an issue with Ubuntu server 16.04 in VirtualBox (guest), running on Windows 10 host. After i start up the machine it goes through a bunch of processes with a green [OK] before them, then ...
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45 views

Can't get correct permissions for /var/www/html/

I've read several threads here talking about this issue and tried all the solutions provided, none of them are working. Whenever I try composer install I get a bunch of errors saying cannot install [...
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1answer
57 views

how to make a full backup of ubuntu server for another computer?

I have a Ubuntu 15.10 server, which currently has a bunch of software installed on. Now, I want to make a full backup of everything there (including profiles, configs, etc...) on this computer (...
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1answer
28 views

How to configuration Msql 5.7 to provide another access to the database

I install mysql 5.7 on ubuntu 16.04 . I grant user complete. But client not connect database on server. How to configuration Msql 5.7 to client connect and access to the database on mysql-server.
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vboxweb-service missing

I'm running 16.04 server and trying to do a headless installation of VirtualBox (with phpVirtualBox), but before I get very far I keep getting the following error: sudo update-rc.d vboxweb-service ...
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54 views

SFTP but no ssh

I installed SSH and SFTP, they both worked no problems. However the other night the power went down, and SSH is no longer working. The question is, is there anyway to configure this with SFTP or run ...
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25 views

clustering two workstation

I have two workstation, each 64 cores. I want to cluster them together to run my software that uses mpi. Can anyone suggest me easiest way to cluster two CPU, are there any software which can help me ...
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Monit not monitoring Lemp

I have LEMP with MariaDB installed. I have Monit installed and configured to monitor php-fpm, mysqld and nginx but non of these services seem to be monitored as shown in the screenshot here I have ...
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1answer
32 views

how to create service out of command?

I installed influxdb on ubuntu 16 and for some reason when I try to write in the terminal service influxd it gives me influxd: unrecognized service. if I type only influxd than the influxdb server is ...
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apache2 problem

I've installed apache2, php, mysql and wordpress. After some time I deleted all of them (purged). Now when I fresh installed them again (this time without wordpress), my localhost isn't showing ...
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1answer
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Trying to manage and run a web server

I'm fairly new to ubuntu server, although I have played around with it a bit in the past. I'm trying to build and manage the server but I keep running into problems. Examples: software center not ...
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SSH server Ubuntu 16.04 [duplicate]

I want to set up a ssh server for my Ubuntu server (using virtual box on windows) so when I installed Ubuntu I preinstalled SSH server. I found some tutorials with $ssh [computername@][eth0] I saw ...
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how to install php7-java bridge in ubuntu

When i give php -v in terminal i am getting this result mukund@mukund-ThinkPad-Edge-E431:/var/www$ php -v PHP 7.0.6-9+donate.sury.org~trusty+2 (cli) ( NTS ) Copyright (c) 1997-2016 The PHP Group ...
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How to Reset Root password without login? (I know current Root password)

I want to change the root password of my Ubuntu Server without logging in. I know the current root password. I've tried ssh root@SERVER_IP echo "currentpassword|newpass|newpassagain" but it's not ...
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1answer
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My Wifi Card is not called wlan0 but wlp18s0b1, how then to configure my Ubuntu Server?

after some serious digging I finally realised that the problem with setting up my Ubuntu server via wifi is not working because wlan0 is not configured but it turns out that wlp18s0b1 is!? When I run ...
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How to check serial number of NVMe disk?

How to check serial number of NVMe disk? To check serial number for sda and sdb I used: sudo lsblk --raw -o name,type,serial However it does not work for NVMe disks (nvme0n0, nvme0n1 etc). No ...
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Ubuntu 14.04 server DNS in VirtualBox

I installed ubuntu server 14.04 in virtualbox. And I make DNS server. but there is a problem. I confirm my domain name using 'nslookup' command and my virtualbox ubuntu server's ip address. And I can ...
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2answers
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How to connect my Ubuntu Server to internet

I know this might be a duplicate question, but I have scoured the forums and none of the answers have worked for me yet. I want to set up an ubuntu server on my old Dell laptop as it is useless as a ...