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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how to in setting up openvpn link between two systems?

I am new to openvpn. I have an application which normally send traffic via my host 2 available interfaces (eth0 and eth1) to outside world. I want to create secure channel via these two interfaces. ...
1
vote
1answer
12 views

Need to enter a dhclient at every restart at Ubuntu

my internet was working just fine until one certain day. From this day until today every time I restart the pc I have to execute a dhclient to make internet connection work again. I searched old ...
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0answers
12 views

FreeBSD vs Ubuntu Full duplex Socket I/O

I a have an application ( a message oriented broker ) based on Netty 4.1. For some reason the application's performance is slightly slower on Ubuntu based system as compared to FreeBSD system. So I ...
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0answers
5 views

Memcached in Munin

I tried to configure the munin to load the memcached plugin. But the memcached plugin wont show up when i add the --suggest to the munin-node-configure command. But i appear when i do not add that ...
0
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0answers
21 views

Save cache folder on seperate partition with superfast filesystem?

I'm reading about disks, partitions, filesystems, recovery. I have a lack of knowledge about them. To learn things I mentally model abstract situations. So, imagine... I have the ubuntu server with ...
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2answers
28 views

Connection established. Still ssh login issue to ubuntu server on ec2 instance

I am not able to login to my Server (ec2 instance). Before this I was able to login. No changes has been made to server or Security groups ! please help me out ! ashish@ashishk:~/MyScripts$ ...
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0answers
19 views

Discrepancy between total sectors and calculated total sectors using fdisk

I use ubuntu on vmware. With fdisk command I got this output: Disk /dev/sda: 42.9 GB, 42949672960 bytes 255 heads, 56 sectors/track, 5874 cylinders, total 83886080 sectors Units = sectors of 1 * 512 ...
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0answers
5 views

Share Ubuntu VM folder with Windows to use Visual Studio with Docker Volume [migrated]

I've been using Docker for nearly a year, running it on a Ubuntu 14.04 VM, with Sublime Text 3 for programming in Javascript/php. I would like to be able to also use visual studio for editing the ...
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1answer
24 views

Apache2 Ubuntu 500 Error

[Sun Jul 05 10:19:53.611919 2015] [mpm_event:notice] [pid 4170:tid 140530536925056] AH00489: Apache/2.4.10 (Ubuntu) configured -- resuming normal operations [Sun Jul 05 10:19:53.612026 2015] ...
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0answers
10 views

how to deploy Laravel 5 app on ubuntu pc for production?

i want to deploy a laravel 5 app on my ubuntu pc having php,mysql,apache,composer installed. one way is to use php artisan serve but i think it's not the best way to do that because it can only ...
0
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1answer
23 views

How can I make the node server with only accept some port?

I have LAMP server now I want another server connect to my mysql with another ip address how can I do that I don't know the keyword to search I will explain with the picture [client] ---> ...
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votes
1answer
19 views

Internal server error after chaning the Allow override in Apache.conf (Ubuntu)

i am facing a error after changing the Allow overide to ALL and Then i get internal server Error. <Directory /var/www/> Options Indexes FollowSymLinks AllowOverride All Require all ...
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votes
1answer
23 views

can't switch to root or use sudo [on hold]

I've just come into the following problem: For some reason I can't use su or sudo: usr@usr-MS-7816:~$ su Password: su: Authentication failure usr@usr-MS-7816:~$ sudo su [sudo] password for usr: ...
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0answers
7 views

How to setup web UI to view Master Spark Node from Host Machine

I think the solution is to port forward twice, but I am unable to ssh into the master (source) machine: How do I view the Spark web UI? I am following this tutorial: ...
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votes
1answer
33 views

502 errors on WordPress / nginx / php5-fpm

I've looked through lots of other Server Fault and Google results that all have talk about generally similar situations, but I can't quite find the insight that I'm looking for. I would appreciate any ...
1
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0answers
12 views

kadmind error - krb5_recvauth: start_seq_get is not supported in the HDBGET keytab type

I'm trying to migrate a heimdal KDC with an OpenLDAP backend from a Debian 5.x server (heimdal 1.2.dfsg.1-2.1) to a Ubuntu 14.04 server (heimdal 1.6~git20131207+dfsg-1ubuntu1.1), and am running into ...
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1answer
21 views

Ubuntu Server 14.04.2 LTS: MOTD always displays the same packages to be updated

Since yesterday I always get this message when I log in via SSH: 2 packages can be updated. 0 updates are security updates. There's nothing to be updated running apt-get update and apt-get upgrade: ...
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0answers
23 views

Mysql won't start because of the PID file

I've been trying to start Mysql but when I type service mysql start I get: Starting MySQL ... * The server quit without updating PID file (/var/run/mysqld/mysqld.pid). Although I know I ...
0
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1answer
20 views

Can't access VPN server through ADSL modem

We have mikrotik router in our office which takes ethernet WAN(RJ45 plug) as input and connect LAN network. We switched to ADSL connection from fibernet connection. Now With ADSL connection I can't ...
0
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0answers
13 views

Correct tmux disconnect

I have got ubuntu server 12.04 for android application. Application server(python, postgresql) started via tmux. After closing tmux terminal(or "tmux detach") on my computer, application server is ...
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0answers
25 views

LDAP, nslcd and intermittent “Invalid user”

EDITED for simplification and new information. Some of my Ubuntu boxen, after an upgrade (12.04 -> 15.04), decided they don't want to accept new users. Sometimes. I turned off nscd so it wouldn't ...
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0answers
4 views

Apache can't find QueXF in my installation

I am interested in installing QueXF on Ubuntu (Desktop, sadly) 15.04 64-bit. I followed these instructions, except with the newest versions of QueXF and its companions. I got to the point where I was ...
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0answers
14 views

crond gives apt errors after upgrade ubuntu to 15.04 [on hold]

I recently upgrade to Ubuntu 15.04 and after that I got these strange errors in my cron e-mail. Sadly I didn't remember what version of ubuntu I was upgrading from but I think it was the latest before ...
2
votes
1answer
29 views

Clarification of netcat result

I've been trying to debug an issue on our servers and Im confused by this response from netcat. Can anyone explain why Im getting these 2 contradictory messages when checking to see if a port is ...
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0answers
23 views

Investigating connectivity issue

I'm trying to set a up a new service on a server that is running apache, however it seems like incoming traffic on that specific port is blocked, although I do not understand why. On the first server, ...
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2answers
14 views

What are the extra packages in standard that are not in minimal ubuntu?

I have a VPS with a host that only allows installs of the minimal ubuntu image. I was wondering what other packages the standard ubuntu server 14.02 has that the minimal doesn't so that I can run the ...
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0answers
9 views

Serving SVG as GZIP does not cache it in subsequent requests

OS: Ubuntu 14.04 Apache: 2.4.12 (using PPA) - mod_expires, mod_headers I am using GZIP for all SVG files. It works well with the following statement in a configuration file (not .htaccess) AddType ...
0
votes
1answer
48 views

Deleted MBR on virtual machine on purpose, but entries are preserved

I'm playing with Master boot record. I decided to delete and restore it on my vmware machine. With Ubuntu LiveCD I'm trying to erase partition entries and signature with command: dd if=/dev/zero ...
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votes
1answer
24 views

Make Apache webserver in Ubuntu point to another location [on hold]

I am completely new to Linux administration. I have an Apache server up and running. When typing "localhost" in the browser, the default Apache page from /var/www/html is displayed. Now I have to type ...
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votes
0answers
14 views

issue with Postgresql password on ubuntu [on hold]

I can't seem to access the password to postgresql. I used sudo -u postgres psql postgres postgres=# \password postgres Enter new password: Enter again: It was successful here. But after logging ...
0
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1answer
27 views

Warning while upgrading MySql 5.5 to 5.6

I'm trying to upgrade MySql from 5.5 to 5.6 in my Ubuntu machine. While running command sudo apt-get install mysql-server-5.6 we encountered with warning like : 2015-07-01 18:47:58 0 [Warning] ...
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0answers
25 views

GlassFish 4.1 Slow localhost Ubuntu 15.04

I have a GlassFish 4.1 Server Instance running on Ubuntu 15.04 Desktop Edition. I use this as a development server, where NetBeans will automatically deploy my packages as I work on them, for easy ...
0
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1answer
25 views

Postfix dynamically set Relay Host [duplicate]

Does anyone know of a way to dynamically set the relay host when sending mail through Postfix? At what point does Postfix set the relay host? Is there some way that I can tell Postfix to use a relay ...
1
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0answers
27 views

Ipv6 over bridged network stops working after some time (Ubuntu LXC)

i hope you can help me. I am running several Linux Containers on a bare metal server which is provided with an Global Ipv6 address as well as an 64-bit network by my provider. I have configured IPv6 ...
0
votes
1answer
22 views

Linux apache mod_auth_sspi installation

I am rocking a Apache/2.4.7 Linux webserver. I'm working on an intranet project where users of Internet Explorer need to be authenticated automatically. I downloaded the mod_auth_sspi module from ...
0
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0answers
14 views

Using goaccess to figure out cause of increased traffic

I have an Ubuntu server hosted by Linode. A few days ago I got a notification that my Disk IO rate was higher than normal. I am trying to determine what they root cause of this is and whether I need ...
0
votes
1answer
26 views

Mono uses just one core on the server

I have a .net application running on mono 4.0.1 in ubuntu. The application is multi-threaded but the CPU usage not more than 25% on 4 core machine. I think mono is just running on one of the cores ...
1
vote
1answer
33 views

nginx no speed limitation for a connection

I have a server with nginx installed on it to serve some files for downloading. I also didn't change default configuration of nginx. Problem is that when I try to download from this server it seems ...
0
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0answers
25 views

sudo password being rejected, but system log-in work

adduser bob sudo usermod -a -G sudo bob I can log-in via terminal with the bob password but when i try any sudo command It asks for password but says it is incorrent. It is on ubuntu 12.04.
0
votes
1answer
13 views

Why mysql don't start in ubuntu server?

I edit mysql config for remote connect, I paste there bind_address = 0.0.0.0 After it i tryed to restart (sudo /etc/init.d/mysql restart or start) but I see fail of it in both commands. in logs ...
0
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0answers
17 views

How to use lastcomm to get commands from just last 24 hours?

I'm trying to use acct's lastcomm on Ubuntu 14.04 to get a list of commands run on the server for the last 24 hours, to save in a file elsewhere for later auditing purposes. Is there a flag that can ...
0
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0answers
22 views

QEMU USB passthrough is not working

I stuck at getting USB passthrough working with Windows 8.1 guest OS on Ubuntu Server 14.04. I started by installing qemu using the Ubuntu Documentation (https://help.ubuntu.com/community/KVM). The ...
2
votes
1answer
121 views

apt-get unmet dependecies, traditional solutions not working

The problem Taking any action that will change installed packages on my Ubuntu 12.04 LTS server (remove, install, purge, etc.) fails with: Reading package lists... Building dependency tree... ...
0
votes
1answer
20 views

Unable to stop Squid3

When trying to stop squid3 that is running off a docker image jpetazzo/squid-in-a-can, I am unable to stop squid! root@myserver:/# service squid3 stop [FAIL] Stopping Squid HTTP Proxy 3.x: ...
0
votes
1answer
17 views

kvm/qemu host windows guest BSOD about driver_irql_not_less_or_equal for viostore.sys

I have a KVM/Qemu host running 4 Windows Server 2012 guests and after upgrading the host from Ubuntu 12.04 to 14.04 I get blue screens with a bug check string of "driver_irql_not_less_or_equal" that ...
1
vote
1answer
33 views

Creating a virtual network for KVM guests spanning multiple host machines

I have 5 physical machines running Ubuntu 14.04, all of them are together in a network. These all have static IP addresses. Each of these machines has 1 to 4 virtual machines via KVM/QEMU running ...
0
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0answers
20 views

Subdomain only read the index file

This is the structure of the directory: +example.com +public_html +assets //assets directory of example (css,js,img) -index.html //the index file for example +subdomain ...
0
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0answers
22 views

Nginx Redirect - Too many stops an issue? [on hold]

I've been researching this issue for a while now and come up with quite a few conflicted results. Basically when entering our webpage we want you taken to https for seo and security purposes. I'm ...
0
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0answers
13 views

Starting php5-fpm process after gluster filesystem has been mounted

How can I initialize a php5-fpm process using upstart so that it starts after /etc/fstab has mounted a remote gluster filesystem? I know that in Ubuntu, this can be done by using the filesystem and ...
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1answer
21 views

get the next ubuntu release via command line [closed]

lsb_release -c gives me the current release, how from the command line can I determine the next release? i.e. if lsb_release -c gives me 'utopic', how can I determine the next release is 'vivid' from ...