Ubuntu 12.04, named "Precise Pangolin" is the current Long Term Support (LTS) release of Ubuntu Linux. LTS releases receive updates for 5 years and have available paid support from Canonical. The version number comes from the year and month of release (April of 2012).

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Extremely slow network and half duplex

I am having an extremely slow network netperf -H 11.x.x.21 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 11.x.x.21 (11.x.x.19) port 0 AF_INET Recv Send Send Socket Socket Message ...
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2answers
2k views

Squid makes Internet slow

I have configure squid proxy in our network on ubuntu server. All the traffic being divert to proxy server by Mikrotik router. After I configure squid proxy I changed /etc/squid3/squid.conf as ...
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1answer
125 views

Https not working JBoss AS 7.0.2

I am trying to load SSL certificate to one of our site. We are using JBoss AS 7.0.2 for our application on Ubuntu Server 12.04, it's running successfully on http while on https it's not responding. ...
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0answers
49 views

Xen DomU images running on Ubuntu 12.04

I have backed up the contents of /etc/xen/ and /var/lib/xen and have installed Ubuntu 12.04 hoping to migrate off of CentOS. I am attempting to test some of these images and am receiving some odd ...
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0answers
3k views

NGINX connect() to unix:/var/run/php5-fpm/forums.socket failed

I recently set up my server again with nginx, PHP-FPM. i did what I always do but now the nginx or php-fpm doesn't process php files. ( I test with the simplest form of php phpinfo(); ). In the error ...
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1answer
2k views

Setting 2 IPs on Ubuntu 12.04 with two network adaptor card

There is a VPS runing ubuntu 12.04.3 server on vmware esxi 5. It has 2 valid static IPs and two network cards eth0 and eth1. but only one of the assigned ips is pingable from outside. (both ips ang ...
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0answers
10 views

ubuntu not restarting after uninstalling dhcp3 client

I have uninstalled dhcp3-client using the command aptitude remove dhcp3-client dhcp3 common And I restart the ubnutu. But the box is not coming up. It has become a big problem now as i have lots ...
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1answer
218 views

How to auto mount 2nd drive on boot in Windows Azure on linux?

I'm currently programming a website and it's connecting to Ubuntu 12.04 linux VM on Windows Azure for database connections. The issue I'm having is that if the VM is restarted the attached disk I ...
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2answers
720 views

SFTP does not work for one user, SSH does work

I can login with password via root and user1 I can login with Filezilla via root but not user1 Here is end of Filezilla log Trace: Initialised HMAC-SHA1 server->client MAC algorithm Command: ...
2
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2answers
540 views

expose docker container port to eth0

First: could someone with 300 rep make a tag for "docker" please? TYVM I'm running a docker container for elasticsearch with the following command: docker run -d -i -t -p 9200:9200 -p 9300:9300 ...
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0answers
158 views

OpenVPN Connected but Unable to Access Machines Inside

I'm on an Ubuntu laptop connected wirelessly, attempting to VPN into my network. It seems to connect successfully, showing "Initialization Sequence Completed", but I can't ping or otherwise access ...
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1answer
116 views

HAproxy double memory usage after reload

Due to high traffic and nature of our app to keep connections live, our haproxy process consumes good amount of RAM (normally 30-40% of available RAM). Now when we want to add/remove any backend, we ...
3
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1answer
114 views

nginx not responding on port 81

I just installed and configured nginx to listen on port 81. I didn't change the nginx.conf file, removed sites-available/default, added a dystroy.org file in sites-available : server { listen 81; ...
0
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1answer
81 views

Limit HTTP method on ubuntu 12.04 server

For starters, this is not a web server. I would like to allow or deny HTTP methods on various ports on the server itself. Ideally could write rules like UFW only extended to include the HTTP method ...
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2answers
425 views

OpenDirectory/LDAP Query Syntax to find all users in a Group for GADS

I would like to construct an LDAP query to find all users that are part of the "Google Apps Users" group (short name: googleappsusers) on my OS X 10.9 Server. When I run the following query in Google ...
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0answers
71 views

mount lxc containers in different partition

I have created two containers(say TestOneContainer and TestTwoContainer) in ubuntu server using LXC. Now the lxc filesystem is in /home folder and two containers also use /home folder. I have created ...
1
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1answer
94 views

Can't setup nginx + php5-fpm in a fresh installation getting 404

I just've downloaded nginx 1.4 and right away I see the "Welcome to nginx!" message, then I've installed php5-fpm from the repositories so I create a php file at /usr/share/nginx/html/demo.php just ...
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1answer
309 views

ssh git commands authenticating with authorized_keys

I have an amazon ec2 cloud server running Ubuntu 12.04.3 LTS (GNU/Linux 3.2.0-52-virtual x86_64). I have gitlab installed using bitnami image. SSH cloning of repos does not work. I can not log in as ...
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1answer
30 views

log rotation unable to process mailfirst

I have configured log rotation on my Ubuntu server named custom in the directory /etc/logrotation.d/custom the entries are as follows /var/log/apache2/access.log { daily mailfirst ...
1
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1answer
381 views

Getting AWStats to work in Ubuntu 12.04

I'm new to apache and i'm trying to set up AWStats on my ubuntu 12.04 server. I've followed the guide at Ubuntu docs https://help.ubuntu.com/community/AWStats I set it up according to the ...
2
votes
1answer
177 views

How to configure tcp wrapper

I have a server with ip-address 192.168.0.1 and a client with ip-address 192.168.0.2 both of them are able to connect with each other. Now the problem is I have configured TCP Wrapper on my server ...
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0answers
74 views

Can't listen to port 4445; sqlite3

So I have a dedicated machine running Ubuntu 12.04 server with FreePBX 2.9. Earlier I was attempting to familiarize myself with SQL via sqlite3, but I received this dreaded error: SQLite header and ...
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2answers
270 views

restrict ssh, sftp access on ubuntu 12.04 through iptables or /etc/hosts.allow

I´ve tried to get into restricting access to a ubuntu server but i´m still unsure which way to go. the situation: We want to restrict access for ssh, and sftp to 4 clients with no static ip on a ...
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0answers
210 views

Authentication error in LTSP client

I am building a LTSP server with LDAP authentication for LTSP Clients. I have configured LDAP server also. When I try to login from LTSP client in GUI, I am getting No response from server, ...
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1answer
130 views

How to get email notification when process on ubuntu screen stopped?

I have a application running on Ubuntu 12.04.2 LTS and I am running an application server like mailman server or faye server on ubuntu screen. The problem is, at times the process that is running on ...
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116 views

How Do I Enable My Ubuntu Server To Host Various SSL-Enabled Websites?

Actually, I Have looked around for a few hours now, but I can't get this to work. The main problem I'm having is that only one out of two sites works. I have my website which will mostly be used for ...
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2answers
152 views

Path of md device wrong after reboot

I have to set up a software raid (level1) on a Ubuntu server 12.04. It should serve files in the network via Samba. The server has the following disks: 250gb Sata hdd (Ubuntu is installed on that ...
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2answers
788 views

Mysterious error with php5-fpm

I'm having a very difficult case with latest php5-fpm (from debphp) and nginx 1.4.3 on Ubtuntu 12.04LTS. In short, I cannot start php5-fp at all, I keep getting this error in syslog: kernel: ...
2
votes
1answer
2k views

Is It key_buffer or key_buffer_size?

I search the internet regarding the correct variable in my.cnf file. Some said that key_buffer_size is deprecated, but some said that key_buffer_size is the correct variable in my.cnf. So, what is ...
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1answer
55 views

How Do I Know the Memory Used by Apps [closed]

Is it possible to know the memory used by any apps running on my linux server? I'm using the following command to know how much memory used by php-fpm. ps -ylC php5-fpm --sort:rss | awk '!/RSS/ { ...
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2answers
262 views

Migrating to new dovecot server; Dovecot fails to authenticate using old password database

I am migrating my companies intranet from a OS X server to an Ubuntu 12.04 server. We use a flat file to store user names and passwords hashs. This file is used by Apache and Dovecot to authenticate ...
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1answer
152 views

Clamdscan scans file in 0 seconds

I have to run clamav on large files. I was wondering which command was the fastest between clamscan and clamdscan. But it seems that clamdscan is not working properly: it scans file larger than 1 GB. ...
1
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1answer
2k views

Diagnosing packet loss / high latency in Ubuntu

We have a Linux box (Ubuntu 12.04) running Nginx (1.5.2), which acts as a reverse proxy/load balancer to some Tornado and Apache hosts. The upstream servers are physically and logically close (same ...
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2answers
733 views

Extremely high mysqld CPU usage with no active queries

I have a VPS running Ubuntu 12.04 LTS with LEMP stack, followed the guide from Linode Library (since I'm using a Linode) to setup, and everything worked fine until now. I don't know what's wrong, but ...
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2answers
281 views

Is Apache 2.2.22 able to sustain 1.000 simultaneous connected clients?

For an article in a news paper, I'm benchmarking 5 different web servers (Apache2, Cherokee, Lighttpd, Monkey and Nginx). The tests made consist of measuring the execution times as well as different ...
0
votes
1answer
55 views

Postfix/Dovecot: Relay access denied

I've installed postfix and dovecot-imadp. Connecting using thunderbird works fine, but when I try to send an email I get the following error: 5.7.1 <receiver@example.com>: Relay access denied. ...
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2answers
72 views

Safely run two versions of Nginx

I'm running a webserver and streaming video server on the same ubuntu box. I have the resources on the box to handle everything and in time will probably use two boxes but I don't want the overhead of ...
0
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1answer
105 views

Adding Multiple Interfaces to EC2 Ubuntu 12.04

I have a m1.medium Ubuntu 12.04 instance with two ENI's. I have a VPC setup with a private and public subnet. Private: 10.50.1.0/24 Public: 10.50.101.0/24 I initiated the instance on the private ...
1
vote
1answer
610 views

How to restore pam confiugration?

I did some modifications in "/etc/pam.d/common-auth , /etc/pam.d/common-account , /etc/pam.d/common-password , /etc/pam.d/common-session" files. Is there any way to restore default pam configuration?. ...
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1answer
200 views

Ubuntu 12.04: Unable to add or delete a user named 'mysql'

I am trying to install MySql on Ubuntu 12.04 but the installation is failing with the error: "Can't change to run as user 'mysql'. Check if the user 'mysql' exits." So I go ahead type in the command ...
0
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1answer
70 views

Bootstrap not mounting EBS volume

I'm running the following when Bootstrapping an Ubuntu 12.04 EC2 instance: mkfs.ext4 /dev/xvdf mkdir /vol01 echo "/dev/xvdf /vol01 auto noatime 0 0" | tee –a /etc/fstab mount /vol01 It formats the ...
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2answers
4k views

How to find cause of main file system going to read only mode

Ubuntu 12.04 File system goes to readonly mode frequently. First of all I have read this question file system is going into read only mode frequently already. But I have to know if it's not caused ...
2
votes
2answers
560 views

Ubuntu upgrade process failed

I tried to dist-upgrade my ubuntu server on my percona cluster but it failed with this message The following packages have unmet dependencies: libmysqlclient18 : Depends: libmariadbclient18 (= ...
3
votes
1answer
933 views

Why does this package (ppa:ondrej/php5, it's PHP 5.5) break the apache2 installation?

Problem Currently this package (ppa:ondrej/php5) is quite popular for installing the latest version of PHP 5.5. I've worked quite much with it, and everything ran smoothy, on several (dev) servers. ...
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0answers
93 views

Using MongoDB + Redis + Apache on the same server in production?

I intend to launch my web app using a 8 GB VPS. It uses MongoDB + Redis for storage/caching and Apache + PHP-FPM for serving requests. Could there be any issues with running Mongo + Redis + Apache ...
0
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1answer
120 views

Digital Ocean LAMP stack z-panel installation “cannot execute binary file” on Ubuntu 12.04

Having an issue installing z-panel on a Digital Ocean VPS running Unbuntu 12.04. Specifically, when I try to execute the installer I get the following error: installer-10-1-0-ubuntu-64.sh.x: ...
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2answers
308 views

OSX 10.7 Directory Utility - Editing OpenLDAP

I am attempting to get Macs, running os 10.7.5 Lion, to authenticate using OpenLDAP running on Ubuntu 12.0.4 LTS. One of the things that I would love to be able to do is to use Apple's lovely ...
1
vote
1answer
344 views

Write hash password to LDAP when creating a new user

I am working on a project with a central user database system. One of the requirements of the system is that there should be only one set of users for all the application. FreeRADIUS and Samba are two ...
0
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2answers
485 views

Configure mod_wsgi WSGIScriptAlias with mod_rewrite

I want to redirect ex.com to www.ex.com but I still want www.ex.com/ to point to my app.wsgi without it showing up in the url. When I use the conf below and I go to ex.com, I get a 404 error saying ...
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0answers
123 views

How to enable Likewise-open debugging / logging?

I have a Problem using Likewise to join a Ubuntu Server 12.04 LTS Server to a Domain an Login in users via ssh using sso. I have searched the internet but so far did not find anything about how to ...