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

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Maximum socket connection

I installed tomcat7 on Ubuntu server and I deployed my atmosphere (http://async-io.org/) application. By running the sample, I noticed that my server stops receiving incoming socket connection after ...
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How to add multiple ips to ubuntu 12.04 server?

i hope that some can help me here. I have bought 6 additional IP:S and i need to run two gaming servers at same time for same game. So i need to add another ip so i can run these two servers at same ...
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what should I do about a ssh login that I didnt do even though i have public/private keys set up?

Well, as the title says my ubuntu server was logged into:"Wed Dec 23 20:33:58 2015 from 159.155.112.87.dyn.plus.net" even though I had a public/private key system then which only I have access to?! ...
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Not able to configure Fcgi with Apache 2.4

I am trying to configure fastcgi(fcgi) on my local server . Followed the following steps apt-get remove libapache2-mod-php5 apt-get install libapache2-mod-fcgid apt-get install php5-cgi a2dismod ...
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how to send e-mail across a LAN

Using dovecot and swaks, I'm able to send mails from the "dove" user to "thufir", albeit on the same machine. sending: dove@tleilax:~$ dove@tleilax:~$ swaks --to thufir@tleilax.bounceme.net === ...
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1answer
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Samba Share to Mac problems

I am working on building a small Ubuntu server to run Plex on. I have Ubuntu Server installed and up and running. I have installed Plex and Samba. I've mounted by separate internal drive (where I want ...
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1answer
9 views

ZFS with L2ARC use and reliability

I am planning/building an ubuntu server 15.10 which will primarily be used for a NAS. I opted for Ubuntu Server over the likes of FreeNas as in the future I'll be able to use other features and ...
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2answers
23 views

do I need a server distro to run servers?

I'm a LAN admin and I'd like to practice mounting my own servers. I want to start with a DNS and a DHCP server I want to do it on a Live USB sitck, but there's no Live on Ubuntu Server and there's no ...
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82 views

`mysql-server` won't install

I've been trying to install mysql-server for 2 hours. The system is on Ubuntu Wily. There's nothing added in the log files. root@Erman:~# dpkg --configure mysql-server-5.6 Setting up ...
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24 views

Program has no access to files after running chmod 777 -R

I transferred some Minecraft server files from one server to another, both running Multicraft control panel. I didn't have permissions to run the new server files from the second server, so I used: ...
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smtp authentication 14.04 postfix courier thunderbird using virtual mailboxes

Firstly let me just say this is a fresh install. I have ubuntu 14.04 with postfix, courier, imap, smtp. squirrelmail and mysql virtual mailboxes configured. From squirrelmail i can send and receive ...
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Ubuntu Server install freeze during language selection

I bought an Intel NUC5i3RYK, and I would like to install Ubuntu Server on it via USB. But every time the installation freezes in the language selection screen. The keyboard is a wireless Logitech ...
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9 views

Error booting Ubuntu 15.10 Server

The installation works fine and the package I install is Basic Ubuntu server and SSH. No fancy GUI just console. But every time Ubuntu tries to boot I get this error: [drm:intel_pipe_config_compare ...
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ubuntu active directory domain controller with AWS lamp server

I have a AWS LAMP server. We are bunch of people to develops the open source stuff. As now many people have joined us, we are thinking to have a active directory domain controller. I have gone ...
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1answer
16 views

How to make access to specific folder from web?

I´ve set up a ftp-connection to my server and it works fine. My mission was to write a python ftp-script with user and password-values, but I got stuck. So instead I just want to set it up, where ...
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Is it possible/feasible to recompile server kernel to support eMMC storage?

I need to preseed for an unattended install of Ubuntu 14.04 however from what I have found the only way to do so is simply use the server install instead of the desktop. The server install does not ...
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17 views

Server hangs on reboot when clam is running

In a nutshell Rebooting normally takes under 1 minute, but if clamav-daemon is running, a reboot will take 30 minutes exactly. Overview I have a Ubuntu 15.10 "cloud" mail server: postfix, dovecot, ...
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1answer
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How to share folder from Ubuntu Server 14.04 using samba to 2 desktop, windows XP and Ubuntu in Virtual Box

I have 3 image in my Virtual Box. Ubuntu Server, windows xp and ubuntu 12.04. FYI, i've already install samba in Ubuntu server and the problem is that im stuck when trying to share folder from ubuntu ...
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1answer
24 views

Monitor Usage and Switch Off

Good day, I am currently looking at renting a VPS server for our Gaming group to use as a TeamSpeak server. We would like to keep it local, but are limited to resources and funds. I have found a ...
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1answer
12 views

problem during GSN installation

grant usage on . to gsn@localhost identified by ‘gsnpassword’; is this a correct syntax for user 'gsn' to connect to the server from localhost using the password 'gsnpassword':in Mysql Server version ...
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12 views

ubuntu server share folder inside vm to other vm

I have VMs(Ubuntu server and Windows7) How do i able to make ubuntu server share folder to Window 7 ? and window 7 is able to seeing shared folder from ubuntu server ?
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Samba Domain is same as hostname, fastest way to change?

So, I've been following this tutorial for my first ever samba Domain Controller setup. However, I wasn't really thinking straight during the process, and assigned the domain name the same as the ...
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18 views

Connect (rdp) debian server from linux mint machine [on hold]

I am trying to have desktop access to a debian server through my linux machine (using remmina as the software). Till now I have the necessary credentials to create a ssh connection. So far I have done ...
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1answer
21 views

Samba bug, need help running a command at boot to fix it

I have this bug in the latest Samba available in the Ubuntu 15.10 repository. As Sylvain Pasche says, you can work around it by doing the following: mkdir /mnt/root mount -o rbind / /mnt/root The ...
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GRUB could not be installed on softraid (mdadm on 14.04.03 server)

I ve got some problems with installing latest 14.04.3 The bug is described here. After using mdadm to create software raid5 (3 HDD) partition, the GRUB refuses to install. Updating the update-grub ...
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16 views

Wondershaper won't work for values 9950+ [on hold]

I'm strugling with traffic shaping on my video-streaming server. I'm thrilled how does the wondershaper work, however, I can't set more than 9950 (approx. 1,75MB/s) for uploading. If I set anything ...
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1answer
32 views

Mysql installation failed

Mysql server is failed to start suddenly, so I just uninstalled it and tried to reinstall again. But, While installing the mysql server using #apt-get install mysql-server-5.6 I got the following ...
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1answer
22 views

apache doesn't restart on Ubuntu 14.04 server reboot

I have recently clean install of Ubuntu 14.04 server. Recently I noticed when I reboot my server Apache 2.4.7 won't start automatically - If I try to restart it I get " There are processes named ...
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13 views

Ubuntu server not showing up in Windows

I am using Ubuntu 14.04 to run a file server. I have samba installed. It will not show up in my Windows network area, and sometimes it will let me connect to my windows shared files from the Linux ...
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27 views

ssh local ipaddress

I am trying to setup a multi-node hadoop cluster on my local laptop. I have 2 VMs running ubuntu. I am able to successfully run hadoop on each one of these VMs as single-node. To configure ...
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1answer
18 views

Static LAN IP Problems on Ubuntu

I'm having problem on defining static IP to my machine. I want to declare a static IP which connects to router with wireless, those lines below are the settings in /etc/network/interfaces file: auto ...
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1answer
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Parse Error:Syntax Error T_String

I have ubuntu as guest on virtualbox and host is Windows 7 ultimate. phpinfo(); in test.php at /var/www/ displays the proper information, yet when I echo something out, I receive : Parse Error:Syntax ...
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How to broadcast local server as wifi hotspot

I have a local server running on 127.0.0.1:8008. I would like to use my ubuntu laptop as a wifi hostspot to allow users to access the server running on this port. I read ...
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Error in restarting apache2

I done a lot but still getting error in restarting apache2. * Restarting web server apache2 AH00112: Warning: DocumentRoot [/home/test.com] does not ...
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1answer
16 views

Some jar files count as .zip?

I have a server for Minecraft and i just recently updated to java 8 update 73, iIfollowed some tutorials to get it installed, I also use the command to set it as default... but only the jar files on ...
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2answers
34 views

Ubuntu 14.04.3 install fail

I am using legacy boot. I install server 14.04.3 but when I reboot I get nothing. It never boots and never gives up and tries netboot, it just hangs, black screen. It appears to be a hardware issue ...
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18 views

Increase the root partition size on Ubuntu Server 14.04

How can I increase the root partition size of a virtualized Ubuntu Server 14.04 using the CLI?
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audio through ssh/get raw audio from pulseaudio

How to carry audio over SSH? was closed with a reference to pulsaudio, which is not what i am asking. How do I tunnel sound through ssh? I distinctly want a solution using ssh which would work on a ...
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2answers
17 views

Issues with Samba Connection

So I'm building my first home server and am having issues with the samba system all my computers can detect it but I am receiving errors telling me it is unaccessible. The computers in the house are ...
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Samba4, chgrp: invalid group: `domain admins'

I am following the steps in this tutorial "https://wiki.samba.org/index.php/Shares_with_Windows_ACLs" to share folders, but when I get "# chgrp" Domain Admins "/ srv / samba / Demo /" i get "hgrp: ...
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15 views

ntp.conf error. unexpected T_String, expecting T_EOC

Having a problem with my NTP server. It is an Ubuntu 14.04 VM. It seems to hang after a day or so of running. When it's up, it's working fine. I'm seeing these errors in syslog: ntpd[901]: syntax ...
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updating Ubuntu, version differences

Okay, so after looking through the forum and carefully checking the 'may already have your answer' section. I have decided to ask this question. First some background, I'm in charge of about 9 Linux ...
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41 views

Ubuntu Server 15.10 installer does not detect network inteface (BCM57780)

Installation interrupted with the message: No network interfaces were found. The command 'modinfo tg3' shows (snipped): filename: ...
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8 views

Restoring backups made with rsnapshot

So I have configured my backup server to pull full system backups from my prod server using rsnapshot. Here is the exclude list that I used for my backups: - /lost+found - /media/* - /cdrom/* - ...
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12 views

Config for direct network connection between 2 servers both with connection to switch

I have the following setup: Server 1 eth0 > Switch Server 2 eth0 > Switch eth0 on both currently uses DHCP where the DHCP server will assign the same IP each time, so they have static IPs. ...
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1answer
19 views

What is the proper way to allow multiple users access to /var/www?

Software Versions Ubuntu 14.04 Apache 2.4.7 I have a small web server set up and have about 5 users for whom I host websites. My web structure is like this: /var/www/user1 /var/www/user2 ...
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Copying backups from remote server to local machine with a cronjob?

I have two remote servers, one running Apache and MySQL, and another Apache and Postgresql. Using these (https://wiki.postgresql.org/wiki/Automated_Backup_on_Linux) scripts as reference, I've created ...
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1answer
35 views

Abnormal usage for memory

These days, my linux VPS is very slow, for that I've installed htop package using apt-get to see what is happening to my server. When I opened htop, I see that my server is using approximatively 700 ...
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1answer
12 views

Errore GnuTLS -15: An unexpected TLS packet was received

VSFTPD raise this error after checking the password of users that don't have a shell login to the server. I have it and I can login without any problem. This is the log I see in Filezilla: Stato: ...
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Ubuntu server content security [on hold]

I am learning server side administration ... I can across one requirement where I want to setup a local server(preferably Ubuntu server) such that it connects to computer on same network. My ...