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Quantum basic RDO setup (grizzly) to have original LAN as external on CentOS 6.4

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Attempting to follow http://allthingsopen.com/2013/08/23/openstack-packstack-installation-with-external-connectivity


I've got an error after starting :-
# packstack --allinone --quantum-l3-ext-bridge=eth0
It reports that ovs port eth0 already exists. Approach bellow in general follows RDO's discussion at http://openstack.redhat.com/forum/discussion/196/quantum-basic-setup

Follow as normal http://openstack.redhat.com/Neutron-Quickstart
When done create under /etc/sysconfig/network-scripts read more...
mail this link | permapage | score:9975 | -Boris Derzhavets, March 24, 2014

Stella: RH/CentOS 6.3 based Desktop OS

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If you are familiar with CentOS, you know that out of the box, it is not really designed as a desktop distribution. Stella changes all that, as it is primarily aimed at desktop users, while retaining the core enterprise features and capabilities of CentOS. read more...
permapage | score:9839 | -finid, August 1, 2012

Tutorial: Install Postfix, Courier, MySQL, SquirrelMail on CentOS 6.2

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This document describes how to install a Postfix mail server that is based on virtual users and domains, i.e. users and domains that are in a MySQL database. I'll also demonstrate the installation and configuration of Courier, so that Courier can authenticate against the same MySQL database Postfix uses. The resulting Postfix server is capable of SMTP-AUTH and TLS and quota. Passwords are stored in encrypted form in the database. In addition to that, this tutorial covers the installation of Amavisd, SpamAssassin, ClamAV and SquirrelMail. read more...
mail this link | permapage | score:9695 | -falko, February 2, 2012

Install Apache2, PHP5, MySQL on CentOS 5.7

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LAMP is short for Linux, Apache, MySQL, PHP. This tutorial shows how you can install an Apache2 webserver on a CentOS 5.7 server with PHP5 support (mod_php) and MySQL support. read more...
permapage | score:9675 | -falko, December 11, 2011

vtiger Installation on CentOS 5

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vtiger is the CRM / complete tracking solution I have looked for and needed for 10 years! An all-in-one tracking everything organic package that ties everything together - because every task has many things associated with it, and vtiger works the way people think. read more...
permapage | score:9669 | -falko, September 15, 2010

Build a Mail Server on CentOS 6 with Postfix, Dovecot, PostgreSQL

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We're going to set up a free, full-featured mail server on CentOS 6.2, all mail service related components are free and open source, and you have control over your own data. The installation process is extremly easy and smooth. read more...
permapage | score:9667 | -falko, April 29, 2012

Tutorial: Install Lighttpd, PHP5, MySQL on CentOS 6.4

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Lighttpd is a secure, fast, standards-compliant web server designed for speed-critical environments. This tutorial shows how you can install Lighttpd on a Centos 6.4 server with PHP5 support (through PHP-FPM) and MySQL support. PHP-FPM (FastCGI Process Manager) is an alternative PHP FastCGI implementation with some additional features useful for sites of any size, especially busier sites. I use PHP-FPM in this tutorial instead of Lighttpd's spawn-fcgi. read more...
permapage | score:9661 | -falko, April 17, 2013

Pygrub and loading Ubuntu 8.10 PV DomU via serial console at Xen 3.3 CentOS 5.2 Dom0

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To load Ubuntu Intrepid Server PV DomU via serial console files vmlinuz-2.6.27-7-server,initrd.img-2.6.27-7-server usually gets copied to Xen 3.3 Dom0 and parameters root="/dev/xvda1 ro", extra="2 hvc0" are included into startup profile. At the same time "root" & "extra" may be specified via new entry into /boot/grub/menu.lst located at DomU.
File /etc/event.d/tty1 should be also modified to work for xen console instead of vfb.It's exec line has to reference hvc0 instead of tty1. All changes above been done at DomU allow to load DomU via pygrub and serial console avoiding using virtual frame buffer. read more...
mail this link | permapage | score:9586 | -Boris Derzhavets, November 1, 2008

Install HVM Solaris 08/07 DomU (32-bit) at Xen 3.2.1 CentOS 5.1 Dom0 (64-bit)

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Solaris 08/07 (10U4) as usual hangs at Xen 3.2 (64-bit) (Xen 3.1) Linux Dom0s.This Xen build has been done with VMXASSIST disabled as advised for FreeBSD HVM DomUs at Xen 3.2 Dom0s. Clone Xen 3.2.1 from mercurial repository@xenbits.xensource.com on xen-disabled CentOS 5.1 64-bit instance as follows:-

# cd /usr/src/
# hg clone http://xenbits.xensource.com/xen-3.2-testing.hg
# cd xen-3.2-testing.hg
# make world vmxassist=n
# make install
read more...
permapage | score:9433 | -Boris Derzhavets, April 29, 2008

FireFox 3.0.1 and Java Web Start on Xen 3.3 and CentOS 5.2 Dom0

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This posting follows up the recent one "Vncserver on SNV97 DomU at Xen 3.3 CentOS 5.2 Dom0 (64-bit)" and is targeting enabling Sun's Java Web Start in FireFox 3.0.1 Web Browser with 32-bit JRE 6.0 plugin installed on 64-bit Linux.

First of all install 32-bit Sun JRE 6.0 for Linux by running
./jre-6u-linux-i586-rpm.bin.

Then install FireFox 3.0.1 into folder /usr/tmp/firefox for instance. Create following symlink to make firefox aware of JRE. read more...
permapage | score:9422 | -Boris Derzhavets, September 13, 2008

Installing OpenVZ on CentOS 5.7

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In this HowTo I will describe how to prepare a CentOS 5.7 server for OpenVZ. With OpenVZ you can create multiple Virtual Private Servers (VPS) on the same hardware, similar to Xen and the Linux Vserver project. OpenVZ is the open-source branch of Virtuozzo, a commercial virtualization solution used by many providers that offer virtual servers. The OpenVZ kernel patch is licensed under the GPL license, and the user-level tools are under the QPL license. read more...
permapage | score:9420 | -falko, November 7, 2011

Tutorial: Install a Streaming Audio Server with Icecast 2.3.3 on CentOS 6.3 x86_64 Linux

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This tutorial explains creating your own streaming audio server with Icecast (OGG/MP3). Icecast was designed to stream any audio file if a appropiate streaming client is available. For OGG/Vorbis you can use ices and for MP3 icegenerator. Here is a small tutorial how to set up Icecast for streaming OGG/Vorbis and MP3. read more...
permapage | score:9346 | -falko, January 16, 2013

Tutorial: Build a CentOS 6.4 x86_64 Server

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This tutorial shows how to prepare a CentOS 6.4 x86_64 server for the installation of ISPConfig 3, and how to install ISPConfig 3. ISPConfig 3 is a webhosting control panel that allows you to configure the following services through a web browser: nginx web server, Postfix mail server, MySQL, BIND nameserver, PureFTPd, SpamAssassin, ClamAV, Mailman, and many more. Since version 3.0.4, ISPConfig comes with full support for the nginx web server in addition to Apache; this tutorial covers the setup of a server that uses nginx, not Apache. read more...
mail this link | permapage | score:9270 | -falko, April 4, 2013

Virtual Hosting with PureFTPd, MySQL on CentOS 6.4

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This document describes how to install a PureFTPd server that uses virtual users from a MySQL database instead of real system users. This is much more performant and allows to have thousands of ftp users on a single machine. In addition to that I will show the use of quota and upload/download bandwidth limits with this setup. Passwords will be stored encrypted as MD5 strings in the database. read more...
permapage | score:9267 | -falko, April 3, 2013

Install Hyper-V Linux Integration Components on CentOS 5

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Microsoft has introduced together with Windows 2008 a new Hypervisor called Hyper-V. Initially Microsoft only supported Microsoft products and Novell Suse, but recently they added support for Red Hat Enterprise Linux. With this support it is also possible to install the components on CentOS. read more...
permapage | score:9237 | -falko, August 8, 2009

Set up NFS on CentOS 6.3

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This guide explains how to set up an NFS server and an NFS client on CentOS 6.3. NFS stands for Network File System; through NFS, a client can access (read, write) a remote share on an NFS server as if it was on the local hard disk. read more...
permapage | score:9228 | -falko, December 16, 2012

Set up a PostgreSQL cluster with Pacemaker, Corosync, DRBD (CentOS 5.5)

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This article explains how to set up (and monitor) an Active/Passive PostgreSQL Cluster, using Pacemaker with Corosync and DRBD. We use two nodes, one active (that answers requests from apps) and the other one in passive mode. If the active server is down, the passive one will automatically take its position (being the active node). We are using the CentOS 5.5 (64bits) distribution, but it will probably work on Fedora (and Red Hat, for sure) as well. read more...
permapage | score:9227 | -falko, December 1, 2010

KVM Virtualization on CentOS 6.4

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This guide explains how you can install and use KVM for creating and running virtual machines on a CentOS 6.4 server. I will show how to create image-based virtual machines and also virtual machines that use a logical volume (LVM). KVM is short for Kernel-based Virtual Machine and makes use of hardware virtualization, i.e., you need a CPU that supports hardware virtualization, e.g. Intel VT or AMD-V. read more...
permapage | score:9215 | -falko, April 19, 2013

Tutorial: Install Nginx with PHP5, PHP-FPM, MySQL on CentOS 6.3

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Nginx (pronounced "engine x") is a free, open-source, high-performance HTTP server. Nginx is known for its stability, rich feature set, simple configuration, and low resource consumption. This tutorial shows how you can install Nginx on a CentOS 6.3 server with PHP5 support (through PHP-FPM) and MySQL support. read more...
permapage | score:9158 | -falko, July 19, 2012

ownCloud 4.0 on CentOS 6.2

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This document describes how to install and set up ownCloud on CentOS 6.2 on an nginx web server and php-fpm with postgreSQL database as backend. For other distributions there might be minor changes as to the software prerequisites installation procedures. This guide will not only help install the product, but also understand why certain points are done the way they are done. read more...
permapage | score:9141 | -falko, June 5, 2012
More articles...
Abstract Art in Tallahassee

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Space Tyrant: A threaded game server project in C

The Network Computer: An opportunity for Linux

Graffiti Server Download Page

Microsoft to push unlicensed users to Linux

Linux vs. Windows: Why Linux will win

Testing the Digital Ocean $5 Cloud Servers with an MMORPG

Linux dominates Windows

The life cycle of a programmer

Space Tyrant: A threaded C game project: First Code

The short life and hard times of a Linux virus

Download: Linux 3D Client for Starship Traders

Missing the point of the Mac Mini

Hacker Haiku

Librenix T-Shirts and Coffee Mugs!

Scripting: A parallel Linux backup script

Tutorial: Introduction to Linux files

Closed Source Linux Distribution Launched

VPS: Xen vs. OpenVZ

MiniLesson: An introduction to Linux in ten commands

How to install Ubuntu Linux on the decTOP SFF computer

No, RMS, Linux is not GNU/Linux

Mono-culture and the .NETwork effect

Beneficial Computer Viruses

The Real Microsoft Monopoly

Apple DIY Repair

Why software sucks

Why Programmers are not Software Engineers

Programming Language Tradeoffs: 3GL vs 4GL

Space Tyrant: Multithreading lessons learned on SMP hardware

Shadow.sh: A simple directory shadowing script for Linux

The Supreme Court is wrong on Copyright Case

Apple to Intel move no threat to Linux

Space Tyrant: A multiplayer network game for Linux

 

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