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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25 views

Identify where and how background process are started and where they comes from

First the short story: I need to migrate a server (applications, configurations and so on) and I have no clue about what is in there, no docs, people at charge just abandon and didn't leave any ...
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0answers
6 views

Limit traffic per IP on ubuntu GW using tc and iptables

I am searching for the easiest way to limit traffic per user ip at 2Mbps. I am using Ubuntu 14.04 as GateWay, have a runing iptables script and all network configured. Now I want to limit generated ...
1
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0answers
8 views

Linux (Ubuntu 12.04). Setup OpenSSL and osslsigncode

I'm a beginner in using Linux. I have already installed OpenSSL 1.0.1 and after installing osslsigncode I have: osslsigncode -v >osslsigncode 1.5.1, using: OpenSSL 1.0.1 14 Mar 2012 ...
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0answers
18 views

“Centralized” fail2ban only banning attacks to local host

I'm trying to run fail2ban on the rsyslog server that gathers auth logs from the rest of our servers. I'm interested on getting notifications working as a first step. My problem is that fail2ban only ...
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1answer
39 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 ...
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votes
1answer
43 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 ...
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votes
1answer
49 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 ...
0
votes
1answer
13 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 ...
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0answers
15 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 ...
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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 ...
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2answers
29 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 ...
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2answers
23 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 ...
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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
34 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
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0answers
42 views

Mount only sub-directory in NFS export [migrated]

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. ...
2
votes
2answers
25 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 ...
0
votes
1answer
18 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
36 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 ...
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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 ...
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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
26 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 ...
0
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1answer
26 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 ...
1
vote
1answer
14 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: ...
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votes
1answer
33 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 ...
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1answer
24 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 ...
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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 ...
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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. ...
-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 : ...
-2
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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
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 ...
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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 ...
-1
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0answers
23 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
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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
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0answers
20 views

Ubuntu Apache 500 Server Error When installing d-note application [on hold]

I'm trying to use d-note but when installing the application I've run into many issues with the documentation being very vague. Here is my Apache config file <VirtualHost *:80> ServerAdmin ...
0
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0answers
6 views

s3fs not fully auto-mounting on boot

I'm using s3fs 1.78 on Ubuntu 14.10. I have a particular read/write mount on S3 that I've set up to auto-mount at boot. In /etc/fstab, it looks like: s3fs#MY_BUCKET /mnt/MY_BUCKET fuse ...
-2
votes
0answers
38 views

Someone uploaded index.php into my ubuntu server, I don't know how? [duplicate]

I recently figured that someone uploaded an index.php into my server, which is an Ubuntu by the way. How could he do it? What should I do to fix this bug and prevent it from happening again?
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0answers
56 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
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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 ...
0
votes
2answers
56 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 ...
-2
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1answer
32 views

Is there a possibility to have a web ssh interface? [on hold]

is there a way to make a web interface for ssh on Ubuntu? Something like Digital ocean's method is what we are currently in need of.
0
votes
1answer
33 views

Temporary Lookup Failure - Postfix/Dovecot

Alrighty... So here's what's going on. I can sign in with Outlook to my Mail Server, but when I go to send an email, I get this error. Using SquirrelMail, I don't get any errors, sending works fine. ...
-1
votes
1answer
30 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 ...
-5
votes
0answers
21 views

Setting up Port on Ubuntu server [closed]

I've just installed a server with ubuntu+ LAMP OS. From last couple of Hrs, I'm trying to set ports as follow. If my application opened internally i.e from 127.0.0.1 then it should work on port 8923 ...
1
vote
1answer
22 views

MHDDFS randomly breaks

I am using MHDDFS to pool a bunch of large disks together into a single filesystem that I can easily share across a network. For some reason every now and then the virtual filesystem seems to fall ...
1
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0answers
13 views

Hadoop namenode port getting blocked

I have installed 7 VM instances of Ubuntu 14.04 LTS servers. First instance runs the namenode service and all other 6 nodes run datanode service.I think my NameNode is getting crashed or blocked due ...
-1
votes
0answers
17 views

/proc/net/tcp: permission denied [migrated]

When I type "netstat" into my SSH console as a non root user, I get "/proc/net/tcp: permission denied", but it works fine as root. I was wondering if it's possible how I would allow non root users to ...
0
votes
0answers
5 views

x windows enlightenment start hangs [migrated]

Running Bodhi Linux 3.12.5 (Ubuntu derivative) on a re-imaged Acer C720 "chromebook." Installed much x developer stuff, didn't reboot for a month; after an accidental reboot system now hangs at start ...
0
votes
0answers
9 views

xen gentoo domU (Ubuntu 14.04 LTS dom0)

I have a few Ubuntu 14.04 LTS Xen 4.4 servers and I would like to add Gentoo guests. However I am not sure how to do that. Does anyone know where I can review some examples? Also does it have to be ...
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 ...
0
votes
1answer
45 views

samba public share on ubuntu 14.10 not working no matter what i try

I have a share folder in this location and im trying to share using samba (Version 4.1.11) in ubuntu 14.10 /media/aravinda/f6c682f3-5271-4f2b-99e8-93aa3bd39990/share ...