HOWTO : BCM43228 802.11a/b/g/n on Fedora 21/22

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If your BCM43228 wireless device is not recognized by Fedora 21/22 :

wget http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm rpm -ivh rpmfusion-nonfree-release-22.noarch.rpm dnf clean all dnf install akmod-wl dnf install kernel-devel akmods --force modprobe wl iwconfig systemctl restart NetworkManager

On my HP Probook :

lspci | grep -i Plus >

Virtual machines backup script for RHEV 3

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Red Hat Enterprise Virtualization 3 (RHEV) comes with a great API that makes it easy to write Python scripts or Java programs for administrative tasks. The full documentation is available here : https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Virtualization/3.3/html/Developer_Guide/index.html

A classical need is to automate the creation of virtual machine cold backups on an Plus >

HOWTO : Backup on Amazon S3 from Linux

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Amazon S3 (Simple Storage Service) is a cloud based file storage service. In this post I show you how to make backups on Amazon S3 from Linux systems.

First you need to register on Amazon S3. You pay only for what you use : http://aws.amazon.com/s3/pricing/. A great thing : the five first gigabytes are free :)

On Amazon a « Bucket » is a container where you can store your files. It’s a kind of Plus >

HOWTO : Virtual Host on Tomcat 7

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In this post you will learn how to configure virtual hosting on Tomcat 7. It works also well if you use Apache as a frontend with mod_proxy_ajp (see my previous post).

In this example www.myfirstapp.com will use the webapp myfirstapp.war and www.mysecondapp.com will use the webapp mysecondapp.war. Let’s see.

First add the new hosts in server.xml (after default localhost host):

<Host Plus >

HOWTO : Tomcat 7 + Apache 2 + mod_proxy_ajp on CentOS / RHEL 6

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In this post you will learn how to configure access to Tomcat trough an Apache virtual host on port 80 with mod_proxy_ajp. The Tomcat webapp will be available on http://www.mybestapp.com/ The Apache static content (css, javascript, etc.) will be available on http://static.mybestapp.com/

First install Java JRE 7. You can download it on Plus >

OVH / KIMSUFI : HOWTO re-compil Linux kernel 3.2 for CentOS / RHEL 6.3

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Why ? For example the OVH default kernel is too secure and does not handle module loading.

Install some prerequisite (compiler, library, etc.)

yum install make yum install gcc yum install ncurses-devel

Download kernel sources : http://www.kernel.org

cd /usr/src wget http://www.kernel.org/pub/linux/kernel/v3.0/linux-3.2.31.tar.bz2 tar xf linux-3.2.31.tar.bz2 cd linux-3.2.31 make mrproper

Download Plus >

HOWTO install Oracle OCI8 on RHEL / CentOS / Fedora

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How to install OCI8 (PHP extension to access Oracle Databases) on a RHEL / Fedora Linux system.

Download from http://www.oracle.com/technetwork/database/features/instant-client/index-097480.html :

EDIT 2013/09/24 : http://www.oracle.com/technetwork/topics/linuxx86-64soft-092277.html

  • RPM Instant Client Package – SDK: Additional header files and an example makefile for developing Oracle Plus >

HOWTO install APC on RHEL / CentOS / Fedora

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How to install APC (Alternative PHP Cache) on a RHEL / Fedora Linux system.

You can install it automatically from the repository (if available)

yum install php-pecl-apc service httpd restart

Or build it manually :

Install some prerequisite

yum install gcc yum install php-devel yum install php-pear yum install httpd-devel yum install pcre-devel

Download and inflate the latest release of Plus >

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