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Gregory Guillou (Greg)

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Installation d'un master et d'un agent Puppet sur Oracle Linux 7
L'automatisation transforme la manière de gérer des serveurs. Non seulement vous pouvez désormais gérer des centaines de serveurs depuis un point d'accès unique mais vous pouvez évaluer l'impact d'un changement, ordonnancer les modifications vous assurer qu...
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Gregory Guillou (Greg)

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Installer Oracle Linux 7 avec Kickstart, PXE et Dnsmasq
Si vous synchroniser un référentiel Oracle Linux 7 et que vous le publiez à l'aide d'un serveur HTTP, il ne vous manque plus que dnsmasq  et quelques fichiers de configuration pour effectuer des installation de Oracle Linux 7 avec Kickstart et PXE. Ca ne vo...
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Si vous synchroniser un référentiel Oracle Linux 7 et que vous le publiez à l'aide d'un serveur HTTP, il ne vous manque plus que dnsmasq et quelques fichiers de configuration pour effectuer des installation de Oracle Linux 7 ...
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Gregory Guillou (Greg)

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Introduction to Oracle Linux 7 Network
Oracle Linux 7, like RHEL7 and CentOS7, comes with some drastic changes in the network management stack. The former  network service is gone for real and  NetworkManager . Those commands, we've been using for years like ifconfig , route or netstat are depre...
Oracle Linux 7, like RHEL7 and CentOS7, comes with some drastic changes in the network management stack. The former network service is gone for real and NetworkManager. Those commands, we've been using for years like ifconfig...
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Speeding Up Oracle Linux 7 Updates with "Delta RPMs"
Linux configuration management and updates can be time-consuming when taken seriously. If your servers are spread across different areas, a nice alternative to deploying several yum repositories consists in building delta RPMs or .drpm  to reduce the networ...
Linux configuration management and updates can be time-consuming when taken seriously. If your servers are spread across different areas, a nice alternative to deploying several yum repositories consists in building delta RPM...
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Personnaliser cdroms, ISOs et USBs Redhat/Oracle Linux - Partie 2
La  première partie de cet article présente comment ajouter un fichier kickstart à un fichier ISO Oracle Linux 7  et comment modifier le menu de boot pour prendre en charge ce fichier sans éditer la commande de démarrage. Il existe d'autres raisons pour per...
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La première partie de cet article présente comment ajouter un fichier kickstart à un fichier ISO Oracle Linux 7 et comment modifier le menu de boot pour prendre en charge ce fichier sans éditer la commande de démarrage. Il ex...
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Puppet on Oracle Linux 7: Master and Agent Installation
Automation is changing the server management game. Not only, you can now deal with hundreds of servers from a single access point but you can also evaluate impacts, schedule changes and make sure servers stay aligned over time. This can drastically increase...
Automation is changing the server management game. Not only, you can now deal with hundreds of servers from a single access point but you can also evaluate impacts, schedule changes and make sure servers stay aligned over tim...
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Ansible sur Jenkins / hudson permet d'encapsuler Puppet
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How to Install Oracle Linux 7 with Kickstart, PXE and Dnsmasq
Assuming you've synchronized an Oracle Linux 7 repository and you publish it from an HTTP server, you are just missing dnsmasq and a few files to perform an installation of Oracle Linux 7 with Kickstart and PXE. It will not take you more than 15 minutes to ...
Assuming you've synchronized an Oracle Linux 7 repository and you publish it from an HTTP server, you are just missing dnsmasq and a few files to perform an installation of Oracle Linux 7 with Kickstart and PXE. It will not t...
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Gregory Guillou (Greg)

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Introduction à la configuration réseau d'Oracle Linux 7
Oracle Linux 7, comme RHEL7 et CentOS7, vient avec des changements drastiques dans l'interface de gestion du réseau et ses outils associés. Même s'il apparaît encore dans  systemctl , le service  network a disparu au profit de  NetworkManager . Les commande...
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Oracle Linux 7, comme RHEL7 et CentOS7, vient avec des changements drastiques dans l'interface de gestion du réseau et ses outils associés. Même s'il apparaît encore dans systemctl, le service network a disparu au profit de N...
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Gregory Guillou (Greg)

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Accélerer les mises à jour d'Oracle Linux 7 avec les "Delta RPMs"
La gestion des configuration et des mises à jour d'Oracle Linux peut être une tâche consommatrice en temps lorsqu'elle est mise en oeuvre avec sérieux. SI vos serveurs sont répartis dans des zones différentes, une bonne alternative au déploiement de plusieu...
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La gestion des configuration et des mises à jour d'Oracle Linux peut être une tâche consommatrice en temps lorsqu'elle est mise en oeuvre avec sérieux. SI vos serveurs sont répartis dans des zones différentes, une bonne alter...
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Customizing Redhat/Oracle Linux CDROMs, ISOs and USBs - Part 2
The first part of this article explains how to add a kickstart file to an Oracle Linux 7 ISO and how to modify the boot menu to manage that file without editing the boot command. Another reason for customizing an ISO, is to add or replace RPMs it contains. ...
The first part of this article explains how to add a kickstart file to an Oracle Linux 7 ISO and how to modify the boot menu to manage that file without editing the boot command. Another reason for customizing an ISO, is to a...
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Customizing Redhat/Oracle Linux CDROMs, ISOs and USBs - Part 1
Redhat/Oracle Linux custom CDROMs, ISOs and USBs can be very useful... They speed up server installation with predefined kickstart files; they reduce distributions to the few hundreds of MB you really need; they provide easy customization for configurations...
Redhat/Oracle Linux custom CDROMs, ISOs and USBs can be very useful... They speed up server installation with predefined kickstart files; they reduce distributions to the few hundreds of MB you really need; they provide easy ...
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Have him in circles
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In-memory – can you REALLY drop those indexes ? |
mobile.oaktable.net

Its not a hard sell to convince anyone that a whopping huge great chunk of compressed column-based memory is going to assist with those anal

Customizing Redhat/Oracle Linux CDROMs, ISOs and USBs - Part 1
www.resetlogs.com

Redhat/Oracle Linux custom CDROMs, ISOs and USBs can be very useful... They speed up server installation with predefined kickstart files; th

red Fusion Go Launcher Theme
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This theme took me a lot of time to update if you Like this? Support it Please!, its easy Simply 1)Buy "Red Fusion Go Sms" or 2)If you can't

Using R and Oracle tracefiles | www.oaktable.net
www.oaktable.net

If you are not familiar with R, this is the description from the R site: R is a language and environment for statistical computing and graph

Oracle is the #1 Relational Database
www.oracle.com

Gartner 2011 Worldwide RDBMS Market Share Reports 48.8 percent revenue share for Oracle

Relational joins are expensive by definition (NOT), therefore abandon th...
iggyfernandez.wordpress.com

I have on good authority from a NoSQL aficionado that “the only requirement from NoSQL is to be non-relational, and therefore without joins.

Oracle scales back plans for Java 8 • The Register
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Oracle is moving to drop a major component from its upcoming Java 8 release, in an effort to get the flagging Java development process back

Doug's Oracle Blog
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Jan 4: UKOUG 2011 - Cary Millsap's Keynote. Without question the best presentation of the conference for many attendees was Cary Millsap

Oracle tucks R stats language into database • The Register
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Relational database juggernaut Oracle has embedded the R programming language used by more than 2 million statisticians and quants the world

GoldenGate Tutorial 1 – Concepts and Architecture
gavinsoorma.com

GoldenGate enables us to extract and replicate data across a variety of topologies as shown the diagram below as well as the exchange and ma

Ask Tom "Is this legit?"
asktom.oracle.com

Ofcourse I downloaded the Ebook as well. Thanks to you and Red Gate, Tom! Now I'm not a commercial kind of guy, so I wonder what the benefit

Creating a local repository for Yum to work
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You cannot use Yum to an unregistered Linux by default after installation. As a workaround, you will have to create a repo from your install

Fuad's Everything Oracle related Weblog: Mandatory Patch 2.1.0.3.1 relea...
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A Mandatory patch for the Oracle Database Appliance has been released to update the OAK processes. This patch was Released 03/19/2012 and is